Kalian sudah bisa pelajari pembahasan soal ini melalui video di chanel youtube ajar hitung. Kalian bisa langsung klik link video berikut:
1. Diketahui
jika
adalah invers dari f, maka
= ...
a. 2/3 (1 + x)
b. 2/3 (1 – x)
c. 3/2 (1 + x)
d. – 3/2 (x – 1)
e. – 2/3 (x + 1)
PEMBAHASAN:
Ingat rumus ini ya: jika
, maka:
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEjh61ZtfdNQ_SH652KFGaevmF-ob5Ph1rLEd8P1Lm_TuBdoY-CWGcF0LTer4jenMVfhsg4Frd4KbbMhDe8obm1jRzuuHjZ_JbQtcne8caURg0rsgnKrOHDnrXb9G1hui9po25HGsoH__Eg/s1600/a.png)
JAWABAN: A
2. Diketahui fungsi f(x) = 2x + 3 dan g(x) = x2 – 2x + 4. Komposisi fungsi (g o f)(x) adalah ...
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEjGrsBiNsj9lodHZIeQgpA6TPptdC-T1ReKDvUim9ei8O66B8_Hz0Sj8XeUEL2CpWFWHFGB8MKLDRwSGLpBRQykO2myS2urgsNOyITtvmhf3ilnGwxDtPAePjVu1aLNp2TVCH8XmORos44/s1600/a.png)
PEMBAHASAN:
(g o f)(x) = g(f(x))
= g(2x + 3)
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEix-1iL5Oc7_BxMNaIK8aX8tbtTheWCJrYAq3DbTfmJkT2JjCnepiaH6UKDr5A9IcTZxmPiX9klmOuyznLg-tCp7_PtEepg5R3GMDZx8CoPf3bMMuuUwm1-FFGoZLsDf5TgajCY6bKBiwo/s1600/a.png)
JAWABAN: C
3. Diketahui f(x) = x + 4 dan g(x) = 2x maka
= ...
a. 2x + 8
b. 2x + 4
c. ½ x – 8
d. ½ x – 4
e. ½ x – 2
PEMBAHASAN:
(f o g)(x) = f(g(x))
= f(2x)
= 2x + 4
Kita cari invers dari (f o g)(x) yaitu:
(f o g)(x) = 2x + 4
y = 2x + 4
2x = y – 4
x = (y-4)/2
x = ½ y – 2
maka,
= ½ x – 2
JAWABAN: E
4. Fungsi f ditentukan
, x ≠ 3, jika
invers dari f maka
(x + 1) = ...
PEMBAHASAN:
Ingat lagi ya, jika![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgA7l_QCdIZkD4qayXezR3CX9EFwJULmqb6Rzev5ZOw_4KP3Vm-uBPjm1Ts4s235hYILdS8Xh7hlsAPhB_gUxfNfkIBbXQCcNETHrQ-NkGIvLvQ9RQlXmd1ahr_FePwObXYS3v-mZV82FA/s1600/a.png)
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEi7vKpbmCQ-QOBumx00R7XRYngVaTTWLNV5JTAJLX3nQbx1tW1NBL-PGgLtY-8i1OlIHu_h6e56Zox3BiKXTaw9MSKy0j3zxQb7bUQFuKHqjtyYH8S5Xa4h16__816_d2cea6GOYCDl2iA/s1600/a.png)
Sehingga:
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEhJNissLF4QyCXv0gsuFXOgLfq2Fb3q092DWM3ezI9bTDLeffVzIjnv0kHDOTKrZoW_URRHv6jtB5yaxLecSIbNPOOZ2L9lBEyWW724-zpGaW8Ikpy6gBysox-kWROhG1MJVJX2NaRs5Gs/s1600/a.png)
JAWABAN: tidak ada pilihan ganda yang sesuai.
5. Diketahui
, dan
adalah invers dari f, maka
(x) = ...
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEhYZq3wTZ48HodbNAdh6SWe5QK1RV1LjrocE8Xuw2txM_-8xGw-fBtlapqfEbC_fbT4gjQAmxwfYy8t7UzvQDIM4proVtfZzW0HFeoK1m1Lv-zXqtlkM3HQzFBUiRPS_gIenIbWhM2aqu0/s1600/a.png)
PEMBAHASAN:
Kita gunakan rumus: jika
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgwAIKSy1bQDfIVd-qugS9N9j_TCbml1lp5gMSqxHilcyc5ZxIUp4cwZYjE7vZFU44XghuuBeSSM9ND0s0ZYYrbw-QCVJ1rdt112bHWuTpxMXdYYpAjpzNii44Wxy9dikaDkETstD1vKow/s1600/a.png)
JAWABAN: B
6. Diketahui f(x) = 2x + 5 dan
, x ≠ -5 maka (f o g)(x) = ...
PEMBAHASAN:
JAWABAN: D
7. Invers dari fungsi
, x ≠ 4/3 adalah
(x) = ...
PEMBAHASAN:
Rumusnya: jika![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgA7l_QCdIZkD4qayXezR3CX9EFwJULmqb6Rzev5ZOw_4KP3Vm-uBPjm1Ts4s235hYILdS8Xh7hlsAPhB_gUxfNfkIBbXQCcNETHrQ-NkGIvLvQ9RQlXmd1ahr_FePwObXYS3v-mZV82FA/s1600/a.png)
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEjckl9N-avXoieTlarN0o1xc8g9tiVWEsbUu9obcDE8Yfbikti0COrpkNc5I-m9FsQ0Fi4EYx3YVXD0VSvFEeN0tKgBRYL7KnNSPAhsbp0NYDxkes2VkmRj6g9GsgtAtonqJZNWAhhDbA0/s1600/a.png)
JAWABAN: A
8. Diketahui fungsi f(x) = 3x – 1 dan
. Nilai dari komposisi fungsi (g o f)(1) = ...
a. 7
b. 9
c. 11
d. 14
e. 17
PEMBAHASAN:
(g o f)(x) = g(f(x))
= g(3x – 1)
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEj5aXhy7tTFO_zqd90eSIwu0Ugz8XJ7vsZvh9Wa2y2ZqHPx7t3vlm4-1XlJ4KrNqNSzUDq99SpoOxq0ervBVWSNcsvhOD_a8EqHrtoeh99dzTI0EEn7X1pasZCvFU-w4JDVqRoCxFCIGZQ/s1600/a.png)
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEg5E0LcDKMo5BTiyuj0Kom9JJMUyFMBCY6VYPKWVomG2mR_NdRYI95vf4hWFE50V2f34wCzg50KebVNt3DrYqvCZh0BeaoCV5dwwLGyD8Ja7n62yvNA2Sz-n2ITv3NYkO9dZ4eLlOutk-0/s1600/a.png)
JAWABAN: C
9. Jika
dan f-1 invers dari f, maka
(x) = -4 untuk nilai x sama dengan ...
a. -2
b. 2
c. – ½
d. -3
e. – 1/3
PEMBAHASAN:
Kita pakai rumus: jika![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgA7l_QCdIZkD4qayXezR3CX9EFwJULmqb6Rzev5ZOw_4KP3Vm-uBPjm1Ts4s235hYILdS8Xh7hlsAPhB_gUxfNfkIBbXQCcNETHrQ-NkGIvLvQ9RQlXmd1ahr_FePwObXYS3v-mZV82FA/s1600/a.png)
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEh7cL8pH47QhcHt8T-uUrN2auZ7b739jJ3xEFtUAXdeUBN7WyuZ3TkhWYCqLN2d40SLOoPXnBpTU-UXzCuZzzqHbMm2gA9shsmbui4KEHh9893XRBuij3Ld4vsgx4r57OBlZlaskMpUJRI/s1600/a.png)
-2x + 1 = -4x
-2x + 4x= -1
2x = -1
x = - ½
JAWABAN: C
10. Jika g(x) = x + 1 dan
maka f(x) = ...
PEMBAHASAN:
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEiJXkm-z_jOkE0ZYExvNcinZX6I0txh-EqQqdUk0QVzlvQ4q84ML50kcU1gNtoaI8GHyQru0g0qSKrT0UTPVKzb2ElB1nGs4iQc78feajnTVKRcLT1nwCoviXu7AKhP0LXnFssUeQ31i-U/s1600/a.png)
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEjXBTQx1nzU081Y-6fwbLCgXUalSC6oYAPJhMzSgtCYmTbpnoHwjd3oOyNUoEHaH7vb9zBMVkPq5lmcrNQho9ZVuzGxRvUG4vEZJSlZgCge4tokYpdj-dyN9ZRvI8bidgmOoeuxUuOICLM/s1600/a.png)
JAWABAN: B
11. Diketahui
, x ≠ 5/6 dan fungsi invers dari f(x) adalah
(x). Nilai dari
(2) = ...
a. 14/3
b. 17/14
c. 6/21
d. – 17/14
e. – 14/3
PEMBAHASAN:
Kita pakai rumus: jika![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgA7l_QCdIZkD4qayXezR3CX9EFwJULmqb6Rzev5ZOw_4KP3Vm-uBPjm1Ts4s235hYILdS8Xh7hlsAPhB_gUxfNfkIBbXQCcNETHrQ-NkGIvLvQ9RQlXmd1ahr_FePwObXYS3v-mZV82FA/s1600/a.png)
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEizLh45lx56k6oItFe7yw6Oc9jNA4kdaKA9XNAIpR66PhFb7aNDkgy7W6jbB6BR4t3AJxZi-0A0OpEaLRghuoGnn37-ZW6XLXUs-5jkyx4T80BtIAoLnkch_6nGpJb4oMXhGWAolIC5nkE/s1600/a.png)
![](https://blogger.googleusercontent.com/img/a/AVvXsEjt80SzMs7mXfHzbMxawrqSpUE7-XXTZZJz472ZP3V0OsOHPhF67DOD3hYLUm3FHpLLSZ55o0tM_6MM_syOR3p1B-8aQj2pGGDZ61hYdPSnOJ5JEx_2wOKlQd1XI8TMRCRpITsqTp4ZRM0fQNJdCd-WxqQAn2aAufKit408lzxFXa-zwqHfnvEaLqAw)
JAWABAN: A
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEj7eX5txeZF73PuoRh2T1FJGL3Iepz9nUSrHytEXv4Zv1b6aYPjqt90W5Evmpoc5Pu3x5ZdSb8jKVNu4pK3yoEfKvrKbxQboe-Zsz1Boy3nqlfzsBKovKOMOmRnSEn_5L9RiPRpMl_G1Wg/s1600/a.png)
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEiuDvkum_waknNE3h8bugV0tWzEIZt1lGtM2cvHiPyxlRqsdxOU_r1bvz_S8jsQ_53rjLoSzZ9qR1r4_ltQ_fUy_RXdJt1jltSSjfAH7v2tuwWpVb2ihM0HAhnH45jCjoYw9dq0IIE_9ms/s1600/a.png)
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEiuDvkum_waknNE3h8bugV0tWzEIZt1lGtM2cvHiPyxlRqsdxOU_r1bvz_S8jsQ_53rjLoSzZ9qR1r4_ltQ_fUy_RXdJt1jltSSjfAH7v2tuwWpVb2ihM0HAhnH45jCjoYw9dq0IIE_9ms/s1600/a.png)
a. 2/3 (1 + x)
b. 2/3 (1 – x)
c. 3/2 (1 + x)
d. – 3/2 (x – 1)
e. – 2/3 (x + 1)
PEMBAHASAN:
Ingat rumus ini ya: jika
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgA7l_QCdIZkD4qayXezR3CX9EFwJULmqb6Rzev5ZOw_4KP3Vm-uBPjm1Ts4s235hYILdS8Xh7hlsAPhB_gUxfNfkIBbXQCcNETHrQ-NkGIvLvQ9RQlXmd1ahr_FePwObXYS3v-mZV82FA/s1600/a.png)
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEjh61ZtfdNQ_SH652KFGaevmF-ob5Ph1rLEd8P1Lm_TuBdoY-CWGcF0LTer4jenMVfhsg4Frd4KbbMhDe8obm1jRzuuHjZ_JbQtcne8caURg0rsgnKrOHDnrXb9G1hui9po25HGsoH__Eg/s1600/a.png)
JAWABAN: A
2. Diketahui fungsi f(x) = 2x + 3 dan g(x) = x2 – 2x + 4. Komposisi fungsi (g o f)(x) adalah ...
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEjGrsBiNsj9lodHZIeQgpA6TPptdC-T1ReKDvUim9ei8O66B8_Hz0Sj8XeUEL2CpWFWHFGB8MKLDRwSGLpBRQykO2myS2urgsNOyITtvmhf3ilnGwxDtPAePjVu1aLNp2TVCH8XmORos44/s1600/a.png)
PEMBAHASAN:
(g o f)(x) = g(f(x))
= g(2x + 3)
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEix-1iL5Oc7_BxMNaIK8aX8tbtTheWCJrYAq3DbTfmJkT2JjCnepiaH6UKDr5A9IcTZxmPiX9klmOuyznLg-tCp7_PtEepg5R3GMDZx8CoPf3bMMuuUwm1-FFGoZLsDf5TgajCY6bKBiwo/s1600/a.png)
JAWABAN: C
3. Diketahui f(x) = x + 4 dan g(x) = 2x maka
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEiISWttwBU8n9KAtCkp8eGFlWkUJel7wZgIrADobAiExWd0Byr5b-vIxXKtsE1OuS0wCCBtOaF2YdQA51jGNhCfQOPhqS-6_YpaLvKpGMcNl2LIYsgVGuQ2GQtOJ7HmkGGHRtkbmSf8OAY/s1600/a.png)
a. 2x + 8
b. 2x + 4
c. ½ x – 8
d. ½ x – 4
e. ½ x – 2
PEMBAHASAN:
(f o g)(x) = f(g(x))
= f(2x)
= 2x + 4
Kita cari invers dari (f o g)(x) yaitu:
(f o g)(x) = 2x + 4
y = 2x + 4
2x = y – 4
x = (y-4)/2
x = ½ y – 2
maka,
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEiISWttwBU8n9KAtCkp8eGFlWkUJel7wZgIrADobAiExWd0Byr5b-vIxXKtsE1OuS0wCCBtOaF2YdQA51jGNhCfQOPhqS-6_YpaLvKpGMcNl2LIYsgVGuQ2GQtOJ7HmkGGHRtkbmSf8OAY/s1600/a.png)
JAWABAN: E
4. Fungsi f ditentukan
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEidi6gQmt4WzAAMh53tP9Iqz0mTpA2sCDp_jaFOIEtfNSYJeH2RPJpNFf-qxj_Rd2LEc8trn5DUVPfXaJgksUrNVNlOzuQSa-fZlw91soMIk16nMqiCoyC_XEpSWtPwHnIs3JQQjb2x9h0/s1600/a.png)
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEiuDvkum_waknNE3h8bugV0tWzEIZt1lGtM2cvHiPyxlRqsdxOU_r1bvz_S8jsQ_53rjLoSzZ9qR1r4_ltQ_fUy_RXdJt1jltSSjfAH7v2tuwWpVb2ihM0HAhnH45jCjoYw9dq0IIE_9ms/s1600/a.png)
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEiuDvkum_waknNE3h8bugV0tWzEIZt1lGtM2cvHiPyxlRqsdxOU_r1bvz_S8jsQ_53rjLoSzZ9qR1r4_ltQ_fUy_RXdJt1jltSSjfAH7v2tuwWpVb2ihM0HAhnH45jCjoYw9dq0IIE_9ms/s1600/a.png)
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEj95hXz5EsssZ-YgXsD6yZNoidj1tRYBO6PdfI25QgLUslHwshCjFghuZWmUfd7Bv-Ps8IoaxF5W4TklnGgNZSK4ThDpfT6HKzhWr2XY9n1HUusYjhrlZM4TbV-LznvfWnj1AXUZN6Nf8w/s1600/a.png)
PEMBAHASAN:
Ingat lagi ya, jika
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgA7l_QCdIZkD4qayXezR3CX9EFwJULmqb6Rzev5ZOw_4KP3Vm-uBPjm1Ts4s235hYILdS8Xh7hlsAPhB_gUxfNfkIBbXQCcNETHrQ-NkGIvLvQ9RQlXmd1ahr_FePwObXYS3v-mZV82FA/s1600/a.png)
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEi7vKpbmCQ-QOBumx00R7XRYngVaTTWLNV5JTAJLX3nQbx1tW1NBL-PGgLtY-8i1OlIHu_h6e56Zox3BiKXTaw9MSKy0j3zxQb7bUQFuKHqjtyYH8S5Xa4h16__816_d2cea6GOYCDl2iA/s1600/a.png)
Sehingga:
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEhJNissLF4QyCXv0gsuFXOgLfq2Fb3q092DWM3ezI9bTDLeffVzIjnv0kHDOTKrZoW_URRHv6jtB5yaxLecSIbNPOOZ2L9lBEyWW724-zpGaW8Ikpy6gBysox-kWROhG1MJVJX2NaRs5Gs/s1600/a.png)
JAWABAN: tidak ada pilihan ganda yang sesuai.
5. Diketahui
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgOroXMQ-7Z-q23NkFLFlXSBv9bGptkIPnXgJrIVmlNS8vAaXFrspafpgUns143PSlYR3GUMKtaDT453Z-Kbsu_QxHgHgwmcH3T5Z6E5r9faDl8YgOgFoouhGb9ZqTJxh2ig4lRXfkIEYI/s1600/a.png)
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEiuDvkum_waknNE3h8bugV0tWzEIZt1lGtM2cvHiPyxlRqsdxOU_r1bvz_S8jsQ_53rjLoSzZ9qR1r4_ltQ_fUy_RXdJt1jltSSjfAH7v2tuwWpVb2ihM0HAhnH45jCjoYw9dq0IIE_9ms/s1600/a.png)
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEiuDvkum_waknNE3h8bugV0tWzEIZt1lGtM2cvHiPyxlRqsdxOU_r1bvz_S8jsQ_53rjLoSzZ9qR1r4_ltQ_fUy_RXdJt1jltSSjfAH7v2tuwWpVb2ihM0HAhnH45jCjoYw9dq0IIE_9ms/s1600/a.png)
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEhYZq3wTZ48HodbNAdh6SWe5QK1RV1LjrocE8Xuw2txM_-8xGw-fBtlapqfEbC_fbT4gjQAmxwfYy8t7UzvQDIM4proVtfZzW0HFeoK1m1Lv-zXqtlkM3HQzFBUiRPS_gIenIbWhM2aqu0/s1600/a.png)
PEMBAHASAN:
Kita gunakan rumus: jika
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgA7l_QCdIZkD4qayXezR3CX9EFwJULmqb6Rzev5ZOw_4KP3Vm-uBPjm1Ts4s235hYILdS8Xh7hlsAPhB_gUxfNfkIBbXQCcNETHrQ-NkGIvLvQ9RQlXmd1ahr_FePwObXYS3v-mZV82FA/s1600/a.png)
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgwAIKSy1bQDfIVd-qugS9N9j_TCbml1lp5gMSqxHilcyc5ZxIUp4cwZYjE7vZFU44XghuuBeSSM9ND0s0ZYYrbw-QCVJ1rdt112bHWuTpxMXdYYpAjpzNii44Wxy9dikaDkETstD1vKow/s1600/a.png)
JAWABAN: B
6. Diketahui f(x) = 2x + 5 dan
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEjbpRm7qXpjuYzcMdtcnRyYJELbJDnKM79-tTx7nbKgo1-TMga12_IxgnPMYSTThyF56Vgn_GPAK_FeBuy4xI8sPNzzul-FNshTjaQA8MX8UgHdKVLvRHV6NYA6vYwYGiUD3RU5e-4NXoQ/s1600/a.png)
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEj54H9UafuYwZWaLqjbQ36ydRWfPq5w8lxmjoe9Cop-K7f4uPVReT9JQGG7jwirwHq6VihyphenhyphenoxCJ9Zw5VAOF0ta02qFfEn0WBh947Avn_bv75G78Nlyhk_WcgPVnFKG7nbEiinRFJiyR79A/s1600/a.png)
PEMBAHASAN:
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEjVx6gLluIVjPNAqaRpOGVTJR46djXf4sGse73U9oy7ila7Mdr4x9l_enCWywhzrwKU61pq64j-yWlfwQdmGPF1zJoKm7He9at-a5gQhmiiHXS6CItfNbbBJSH02cn-AhD5GdzpyPAvJUU/s1600/a.png)
JAWABAN: D
7. Invers dari fungsi
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEjk6E0b40RglkfkgD15dhjYLvMkvWkOn5CqL5EKtkXCNR5Qz5ex_HpGgcJR9w4QYT-3bOx6AAU-HWasD2Ps32DgngJ6pDbCU2Q8Uw7chdm9yqKw39a2ZXbyWcTUeN1wdCdS2vNjTbY73tU/s1600/a.png)
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEiuDvkum_waknNE3h8bugV0tWzEIZt1lGtM2cvHiPyxlRqsdxOU_r1bvz_S8jsQ_53rjLoSzZ9qR1r4_ltQ_fUy_RXdJt1jltSSjfAH7v2tuwWpVb2ihM0HAhnH45jCjoYw9dq0IIE_9ms/s1600/a.png)
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEiL2D8RFIv0RQn1Ds7aZ3TtYNudyYCqKAAPhL51SR__t5hqFt-uV-w1u9SIPwdCcf9CLDr4Rg9BdRPO3HsCeU8yZpvOxC-p1v9z2ZcDQkX4JGSdavIqlcaS40-nZRhD7b7-eavtYt0kGYg/s1600/a.png)
PEMBAHASAN:
Rumusnya: jika
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgA7l_QCdIZkD4qayXezR3CX9EFwJULmqb6Rzev5ZOw_4KP3Vm-uBPjm1Ts4s235hYILdS8Xh7hlsAPhB_gUxfNfkIBbXQCcNETHrQ-NkGIvLvQ9RQlXmd1ahr_FePwObXYS3v-mZV82FA/s1600/a.png)
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEjckl9N-avXoieTlarN0o1xc8g9tiVWEsbUu9obcDE8Yfbikti0COrpkNc5I-m9FsQ0Fi4EYx3YVXD0VSvFEeN0tKgBRYL7KnNSPAhsbp0NYDxkes2VkmRj6g9GsgtAtonqJZNWAhhDbA0/s1600/a.png)
JAWABAN: A
8. Diketahui fungsi f(x) = 3x – 1 dan
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEjCsaec_kR1nTSpl8hSZ12_yxvI_jzhCfyTM7loqdQEg1o6NWUe0mo0CdDtX4aiVgSy0bRpawgUyqr34Jcfcg7eO7J0Bg6bTS4O8KMk4-DJkRs-Wz_Qd6iKZSuM0DXcmP2q8GcJo9TVfMo/s1600/a.png)
a. 7
b. 9
c. 11
d. 14
e. 17
PEMBAHASAN:
(g o f)(x) = g(f(x))
= g(3x – 1)
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEj5aXhy7tTFO_zqd90eSIwu0Ugz8XJ7vsZvh9Wa2y2ZqHPx7t3vlm4-1XlJ4KrNqNSzUDq99SpoOxq0ervBVWSNcsvhOD_a8EqHrtoeh99dzTI0EEn7X1pasZCvFU-w4JDVqRoCxFCIGZQ/s1600/a.png)
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEg5E0LcDKMo5BTiyuj0Kom9JJMUyFMBCY6VYPKWVomG2mR_NdRYI95vf4hWFE50V2f34wCzg50KebVNt3DrYqvCZh0BeaoCV5dwwLGyD8Ja7n62yvNA2Sz-n2ITv3NYkO9dZ4eLlOutk-0/s1600/a.png)
JAWABAN: C
9. Jika
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgIk3nys4QWl52NtfnDNP_PS4-HRP8MfxJ7UocKO0CRWsoJ4Qo779ZnRfcYGcPzJHUu-sMD3IUJFcWQoSdbwC_XM1dCGoLoKI3q27UAS3nnOGPKLdmBrn_FTArPGvsZZRTMY8J02q5D-zc/s1600/a.png)
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEiuDvkum_waknNE3h8bugV0tWzEIZt1lGtM2cvHiPyxlRqsdxOU_r1bvz_S8jsQ_53rjLoSzZ9qR1r4_ltQ_fUy_RXdJt1jltSSjfAH7v2tuwWpVb2ihM0HAhnH45jCjoYw9dq0IIE_9ms/s1600/a.png)
a. -2
b. 2
c. – ½
d. -3
e. – 1/3
PEMBAHASAN:
Kita pakai rumus: jika
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgA7l_QCdIZkD4qayXezR3CX9EFwJULmqb6Rzev5ZOw_4KP3Vm-uBPjm1Ts4s235hYILdS8Xh7hlsAPhB_gUxfNfkIBbXQCcNETHrQ-NkGIvLvQ9RQlXmd1ahr_FePwObXYS3v-mZV82FA/s1600/a.png)
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEh7cL8pH47QhcHt8T-uUrN2auZ7b739jJ3xEFtUAXdeUBN7WyuZ3TkhWYCqLN2d40SLOoPXnBpTU-UXzCuZzzqHbMm2gA9shsmbui4KEHh9893XRBuij3Ld4vsgx4r57OBlZlaskMpUJRI/s1600/a.png)
-2x + 1 = -4x
-2x + 4x= -1
2x = -1
x = - ½
JAWABAN: C
10. Jika g(x) = x + 1 dan
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEiJXkm-z_jOkE0ZYExvNcinZX6I0txh-EqQqdUk0QVzlvQ4q84ML50kcU1gNtoaI8GHyQru0g0qSKrT0UTPVKzb2ElB1nGs4iQc78feajnTVKRcLT1nwCoviXu7AKhP0LXnFssUeQ31i-U/s1600/a.png)
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEjt0sGv2HgOpSEHPEA7MhDXhgwwoJogE2rnnGaW_Sh9BTQAYruhFsmQLi3PBK8rRSlLqCkd23W6G7NEHXWXGPMZo1R3xPW_MB5t-27ytCA6CJ066fZ1P4GYh9-i5ZY8puG5oCV6bl1h6JU/s1600/a.png)
PEMBAHASAN:
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEiJXkm-z_jOkE0ZYExvNcinZX6I0txh-EqQqdUk0QVzlvQ4q84ML50kcU1gNtoaI8GHyQru0g0qSKrT0UTPVKzb2ElB1nGs4iQc78feajnTVKRcLT1nwCoviXu7AKhP0LXnFssUeQ31i-U/s1600/a.png)
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEjXBTQx1nzU081Y-6fwbLCgXUalSC6oYAPJhMzSgtCYmTbpnoHwjd3oOyNUoEHaH7vb9zBMVkPq5lmcrNQho9ZVuzGxRvUG4vEZJSlZgCge4tokYpdj-dyN9ZRvI8bidgmOoeuxUuOICLM/s1600/a.png)
JAWABAN: B
11. Diketahui
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEizLh45lx56k6oItFe7yw6Oc9jNA4kdaKA9XNAIpR66PhFb7aNDkgy7W6jbB6BR4t3AJxZi-0A0OpEaLRghuoGnn37-ZW6XLXUs-5jkyx4T80BtIAoLnkch_6nGpJb4oMXhGWAolIC5nkE/s1600/a.png)
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEiuDvkum_waknNE3h8bugV0tWzEIZt1lGtM2cvHiPyxlRqsdxOU_r1bvz_S8jsQ_53rjLoSzZ9qR1r4_ltQ_fUy_RXdJt1jltSSjfAH7v2tuwWpVb2ihM0HAhnH45jCjoYw9dq0IIE_9ms/s1600/a.png)
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEiuDvkum_waknNE3h8bugV0tWzEIZt1lGtM2cvHiPyxlRqsdxOU_r1bvz_S8jsQ_53rjLoSzZ9qR1r4_ltQ_fUy_RXdJt1jltSSjfAH7v2tuwWpVb2ihM0HAhnH45jCjoYw9dq0IIE_9ms/s1600/a.png)
a. 14/3
b. 17/14
c. 6/21
d. – 17/14
e. – 14/3
PEMBAHASAN:
Kita pakai rumus: jika
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgA7l_QCdIZkD4qayXezR3CX9EFwJULmqb6Rzev5ZOw_4KP3Vm-uBPjm1Ts4s235hYILdS8Xh7hlsAPhB_gUxfNfkIBbXQCcNETHrQ-NkGIvLvQ9RQlXmd1ahr_FePwObXYS3v-mZV82FA/s1600/a.png)
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEizLh45lx56k6oItFe7yw6Oc9jNA4kdaKA9XNAIpR66PhFb7aNDkgy7W6jbB6BR4t3AJxZi-0A0OpEaLRghuoGnn37-ZW6XLXUs-5jkyx4T80BtIAoLnkch_6nGpJb4oMXhGWAolIC5nkE/s1600/a.png)
JAWABAN: A
12. Diketahui:
, dengan x ≥ -4 dan x ∊ R. Fungsi komposisi (g o f)(x) adalah ...
a. 2x – 4
b. x – 2
c. x + 2
d. x
e. 2x
PEMBAHASAN:
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgDexFnrmtWR-83dctWXpAdC1lyl8LACRqoYc7VgEkFYcVEnxbrqHZkBH5xx3FXuoHCn6Q_r-7V6-AGzJQsbrtPLStO37_MP3QdoNxmJMTzHUQ5WSxB7jSRVS1NvC-pKgZMEon-Rv9uDac/s1600/a.png)
JAWABAN: D
13. Jika
dan
adalah invers dari f, maka
(x + 1) = ...
PEMBAHASAN:
Kita pakai rumus: jika![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgA7l_QCdIZkD4qayXezR3CX9EFwJULmqb6Rzev5ZOw_4KP3Vm-uBPjm1Ts4s235hYILdS8Xh7hlsAPhB_gUxfNfkIBbXQCcNETHrQ-NkGIvLvQ9RQlXmd1ahr_FePwObXYS3v-mZV82FA/s1600/a.png)
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEiIxbxWrzov9Z0ZZ1Q-1WUTT33Ig_CMXm0rN6wXUij8AGxcGE7ZxueLhKI92HXBSYESEn3HMHMsvXkznTm9u96ibYciey2HfdPGD98pe-O-ocBub7ekCuJMeLMfgKbijtuvSs2hJAgedtc/s1600/a.png)
JAWABAN: A
14. Diketahui f : R --> R dan g : R --> R, didefinisikan dengan
dan g(x) = 2 sin x. Nilai (f o g)(- ½ Ï€) adalah ...
a. -4
b. 2
c. 3
d. 6
e. 12
PEMBAHASAN:
(f o g)(x) = f(g(x))
= f(2 sin x)
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgH_enRFqhkRwSXLzZAFOiAqrm6uRwBXahX2zt_hFC24iQbv3ntHy0AfOiLNQz87VVt7Hy0wHUoqipML3Ft3aCRpvDAUIPlohyq4dFgv6HcglFHzzv3fccV2UqmsJh9LEp4C9O9P5GKFMA/s1600/a.png)
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEiduEdBQOndrZlxM8U1cGZhGla7W7gJoKoGBM5nmzqGik792T1rh2UQP4j1dymK4FbAZXiS0OzItv-pQjjzHvaK9Hq3MxYPwCmBufq2rFW6iKaObVZ6mHU7kvk85qOBSSRM4ch6c3lyvG8/s1600/a.png)
JAWABAN: A
15. Suatu pemetaan f : R --> R, g : R --> R dengan
dan g(x) = 2x + 3 maka f(x) = ...
PEMBAHASAN:
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEiLjoaMtidiSStuErEpBs2yfvm6MMGPPsXezA7oBRujKR9pwmszR-VErsaDJUqjOj5b0chn3yBPEj9dadA9pXFaFg2iIsPTYXDyyabC0JlFVfFqyg6aFZLqz9G7XNOi1hVkYV977h5dW78/s1600/a.png)
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEhsth_cuv2VIBfVv-KZ0tPFkX9H1zl4nwkHXYmKzg1ALG-m48abFKy5qgC7M_sw50yO1Pb9auDZu_urZGsKBE4l2R1kRMv3pw_fbbOUyHjgaSgO9We3wxR2kHa0HGg-ZrTkJ7g34yXOKS8/s1600/a.png)
JAWABAN: A
16. Diketahui f : x --> x + 2 dan h : x --> x^2 – 2. Jika
maka g(x) = ...
a. 2x + 3
b. 2x + 6
c. 2x + 9
d. x + 5
e. x – 3
PEMBAHASAN:
JAWABAN: B
17. Jika
dan g(x) = 2x + 4 maka
(x) = ...
PEMBAHASAN:
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEhWMXQyf3_ziivUoHKIVSYHn5blNKm3pXe8y9bUKEX1FyiKGxe9ak3yZAUc2MRiBALwnS0rGFBzNjkHsUDGDizzvI2icnt6WIlk-T4xodvKQl1q6o5inob6W8kBAcMkfvLWTfH7WNOxtyc/s1600/a.png)
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEj0myH4HeQf3HczkTmCtPKyFvzQ8xnr8GO2Wc6S2WtuttzN3748lB5_LHdJH8bwCtSshSEJTAlEpShikr_Gh760-zeZiC9tUF_0Uej417KM-T7a1caPtcuOw6L73FrdkWkXtMzFc82an6Y/s1600/a.png)
Untuk mencari inversnya, kita gunakan rumus:
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEhGuYUOwiXA6P21HJHGdHWpzg8BRwlnN4U2B02vT-JELz4tEfKUAiFrAC6FoSVFYyp5gg6lkD0brm1NduXFlIAqmMzsx5BnXWBEaIZsr8baNGy9EoAQGbsk69veuUsNCnjeHeUoD2rTavY/s1600/a.png)
JAWABAN: E
18. Jika
maka fungsi g adalah g(x) = ...
a. 2x – 1
b. 2x – 3
c. 4x – 5
d. 4x – 3
e. 5x – 4
PEMBAHASAN:
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEhUYbJdnQxs98kqba3aAc0Eops129mal4p_RFo49MwnguQq69g79bQoF40IkaLgpWI_VQV_HQhmxg-Pyedk_nlk82g-Z0ec68q3eygZEBgHrAQeEC2NaIMRKw1ayLOlU82PXPHVcujf1x0/s1600/a.png)
g(x) + 1 = 4(x – 1)
g(x) = 4x – 4 – 1
g(x) = 4x – 5
JAWABAN: C
19. Fungsi f : R--> R dan g : R --> R ditentukan oleh f(x) = 2x + 5 dan g(x) = x + 2 maka
memetakan x ke ...
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEi65r6hMZWyvDEcBzPzvuaxD_OFB51yU_t9P-3iFyPzaB600z70RzMR73lnHl4vaUUg_34EURfqTnKBBgAtGg-aaMag8HcWrV7ZfnM3c-gH7bR5jCGqgS5D8SuKk9-BKkhsPapt2Zay-nM/s1600/a.png)
PEMBAHASAN:
(f o g)(x) = f(g(x))
= f(x + 2)
= 2 (x + 2) + 5
= 2x + 4 + 5
= 2x + 9
(f o g)(x) = 2x + 9
y = 2x + 9
2x = y – 9
x = (y - 9)/2
= (x - 9)/2
JAWABAN: E
20. Jika f(x) = √x + 3 maka
(x) = ...
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEjpQIQyn7hNsldJP9OGxnvCHZt87RS7qi1tndwdXcrt3zXIagbftpBsqs0j5UAEm8RCa0EXoQjAdymnZEGQAYRn75Y_69X_OsK0zqyjKzj-snl1KNqEXkXNahr_gPk5OBc7AgWMIaVo8-w/s1600/a.png)
PEMBAHASAN:
f(x) = √x + 3
y = √x + 3
y – 3 = √x
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEhq2gRWZXdQkpcmYReOvcHwBCBcafZ3fQMBsADlthoH8tb_xCHcIsTcRDqfsmggKqwK7JCE00FAm85NN2yZC6GqsKxHs9dbewoFsN4jJT_IfWN8yR2W4raebUYo0WwMo4XcFUyBWhWdweY/s1600/a.png)
JAWABAN: C
21. Diketahui
untuk setiap bilangan real x ≠ 0. Jika g : R --> R adalah suatu fungsi sehingga (g o f)(x) = g(f(x)) = 2x + 1 maka fungsi invers g-1(x) = ...
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEiNTk_8FfhUsRn0Lhno4nI2gB7ozsv5WRo40UVYsaoq2_wna966p1oofk5Hynk_T5FdHMvzP3G9CfJFMpi4vrUKY2MO0iLy4CWcDsW1XG34g965NenuDlijRvICNsBrmgy5UOMu1LYOrKk/s1600/a.png)
PEMBAHASAN:
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEiDeDIGz6w2MmU0COz49IuYo4YMg8xmtINUBMtqoaX61dzKzpjgFnZvdvXx1Xx9WqInz4pVTzZ98XJWPFJtsa-Fw14wCCUR8aA0A7q3rcsZsUSam1m3UuBeZgZ6prUPTbxbfg7OajeVLBo/s1600/a.png)
Maka:
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEi3s8ynduDxCSVFRP-qKcuxkBeUZLq51xn9N0Sm2L0AYDJkLUrBIRJpmG909nYofe-i_dx4aTiPUf85WWsOo6U0S3zUzC6Ky0FIwzyCQekmsnpGtq5PucQ5Q8VmEENH6_EmR7KHjRsQuV0/s1600/a.png)
JAWABAN: D
22. Diketahui
, x ≠ - ¼ . Jika
adalah invers f, maka
(x – 2) = ...
PEMBAHASAN:
Kita pakai rumus: jika![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgA7l_QCdIZkD4qayXezR3CX9EFwJULmqb6Rzev5ZOw_4KP3Vm-uBPjm1Ts4s235hYILdS8Xh7hlsAPhB_gUxfNfkIBbXQCcNETHrQ-NkGIvLvQ9RQlXmd1ahr_FePwObXYS3v-mZV82FA/s1600/a.png)
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgJZnM8ryfy7tlZjy4V5Q3oSYJbfad1VsNiKQpYxEMlln7h6jI7BSKnkmiQ_yRHvVIemIQOc9BI2brv1yYHvUgCivET_VhhRSpzv3qMNLZKn8ot51YkyjoklhRzvdolUzkQ4QDKUWcVRr4/s1600/a.png)
JAWABAN: A
23. Invers dari
adalah ...
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEjUtwc7wvvD7-BdtS4G_n5kUH5jWHE9Yi-6yeaNRq7nBHWNhEkzqHXUWojvTjqHSsIXHwLREVvUHl6TKe1MyKZz2fwa4-rJB4Q5MYYd8Geq3ELQyfXq7mlAPMzCOl-IVxhvG3CbRmuh4AU/s1600/a.png)
PEMBAHASAN:
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgwTxM7mJZ4M1dsQMzF_PAhTDHjjLXoiZelJlY46AsbQEHrYT_fjvMSK40lxF5wiQ5VeKg6SUPkToHpjWa8CptSzp65LNJnR0rrFccy9cVuliJHM0CqAIbIKKk6HFXmmRPQVdWNToa3Kno/s1600/a.png)
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEiPAcBLkbCRy4a5DLXPzW9CqwNIvdpL3Jlcj2UOn6fTovXAPc8qLYerl4x7bE1ZCb4waRMUocwe7FF-PJ8nNWHuEZHrBfX32y6Vn_7_3heorBF_rn1gY8zuuIhxzkVbUKrXjDQT5rg17Qc/s1600/a.png)
JAWABAN: D
24. Jika
, maka daerah asal dari (g o f)(x) adalah ...
a. x ≥ 8
b. -8 ≤ x ≤ 8
c. x ≥ 5
d. -5 ≤ x ≤ 5
e. 5 ≤ x ≤ 8 atau x > 8
PEMBAHASAN:
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEhKsbdX02wxDOZv_zNb8LOK7OLiYYDdJ6vDQG8LPrfRRpsXuOv5zhCKXk8fGLjSG_naPuErIzCtsMbjTCz6SLszkKAycmfdN980ts3BA7GU8VHzKHnlYOScuiL56V29u-fhxV-So_19yz4/s1600/a.png)
Sehingga daerah asal dari (g o f)(x) adalah:
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEg8iJIIDwqinNT5ngywoHQJzPmuhhlfC9MrMS_gDlKArlX9D0UoaJMO7wTD0nQE89bCLatk_N14JGzn1tIrBoWyJTELPV3yRsaeivPUbQPF71qvdzogDUStLwJX7eptMLbf055CvNTDjr8/s1600/a.png)
Dari (i) dan (ii) diperoleh:
5 ≤ x < 8 atau x > 8
JAWABAN: E
25. Diberikan fungsi f dan g dengan f(x) = 2x + 1 dan
, x ≠ 1 maka invers dari fungsi g adalah g-1(x) = ...
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEi5Sis0wXBGrnnUPPQfXy4BPw8EI845JGWTWemG5dnB-K2HR2D4ktT1x5iwXOEEI97JIch2A28AR-K_e3cake1DjdqZ3-oZaz2kxKix8H48RFFvJ6iDgIJCcxsgMVYRDPw1BDfoC1OXZGk/s1600/a.png)
PEMBAHASAN:
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEigNkykKqQQDD3uiopWnQiPzyO0aSZowy-6Wv4AsGOj7LF5Mc0v5y6ItqC-ORdxasFV9h358nqVamNOBsH-66cHdNbErnmr3LOD_bk7QK4VdwxtSUiq9HuySspiO_YRz2EtplJKwyyv0YM/s1600/a.png)
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEicpukOYYkuh_g2ypoAyefsF_5g9AEXgV78eVW4oiZprTAyeaYMWsOH34uLD7A2wIIptUGZkD_Sv0z9jTs0MpnYnJdQBqx3Iws62l3k-JqiSe06Yqs-_ir0U8Jw5v4RAVKYpe9pNQxfTyk/s1600/a.png)
JAWABAN: A
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEixNNgsMXLfeMCNx_eUHKbt-6KLo3-6-bflHkeDqs9IXxcohtdOzBZUx16-hzvb_9lKB4am4d3i3LofJpJOM-d6rbhIbQOxWmCOknLpAUJ7j3RClQTAK22j38kxqMFhKXSETzSEOiAsEfc/s1600/a.png)
a. 2x – 4
b. x – 2
c. x + 2
d. x
e. 2x
PEMBAHASAN:
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgDexFnrmtWR-83dctWXpAdC1lyl8LACRqoYc7VgEkFYcVEnxbrqHZkBH5xx3FXuoHCn6Q_r-7V6-AGzJQsbrtPLStO37_MP3QdoNxmJMTzHUQ5WSxB7jSRVS1NvC-pKgZMEon-Rv9uDac/s1600/a.png)
JAWABAN: D
13. Jika
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEjNAseexCdQpCVoSPY9LQSl9cBi3WKck7fQ7Xg_GlyEQ6RqHbhcW1b8asX_VONnIe1P9xFoIxdwAogHYSAno0qoJ9mfXGzbN_GExmyZFBgl01m5jVuEkfH31xyg7BdUjN0qYFJggVTdOPE/s1600/a.png)
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEiuDvkum_waknNE3h8bugV0tWzEIZt1lGtM2cvHiPyxlRqsdxOU_r1bvz_S8jsQ_53rjLoSzZ9qR1r4_ltQ_fUy_RXdJt1jltSSjfAH7v2tuwWpVb2ihM0HAhnH45jCjoYw9dq0IIE_9ms/s1600/a.png)
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEiuDvkum_waknNE3h8bugV0tWzEIZt1lGtM2cvHiPyxlRqsdxOU_r1bvz_S8jsQ_53rjLoSzZ9qR1r4_ltQ_fUy_RXdJt1jltSSjfAH7v2tuwWpVb2ihM0HAhnH45jCjoYw9dq0IIE_9ms/s1600/a.png)
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEi6UJsEAzbYQeLRy6-b4oJ9qaBuj8k5gsUNlVeZW1lwRB3aPdKkbHPXeqT_n1ej0KfaFvVGBuwXCvhYDGb3IwUIC_MyZ0Nc5DkJnebLTmNXbRZgEb6V6O7Bt5WWElFXHZwNohxpEmGy4rw/s1600/a.png)
PEMBAHASAN:
Kita pakai rumus: jika
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgA7l_QCdIZkD4qayXezR3CX9EFwJULmqb6Rzev5ZOw_4KP3Vm-uBPjm1Ts4s235hYILdS8Xh7hlsAPhB_gUxfNfkIBbXQCcNETHrQ-NkGIvLvQ9RQlXmd1ahr_FePwObXYS3v-mZV82FA/s1600/a.png)
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEiIxbxWrzov9Z0ZZ1Q-1WUTT33Ig_CMXm0rN6wXUij8AGxcGE7ZxueLhKI92HXBSYESEn3HMHMsvXkznTm9u96ibYciey2HfdPGD98pe-O-ocBub7ekCuJMeLMfgKbijtuvSs2hJAgedtc/s1600/a.png)
JAWABAN: A
14. Diketahui f : R --> R dan g : R --> R, didefinisikan dengan
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEi8LF1z_wEYPwCv13Qz0T8l2RsEU2-Epa-_4vO78yVH7KzS6Yu6oeKU6A3XGzyuZpuymIwHv_yv_D-nN9iGsjPpxJ5UD3wCtGEjetHkvbHz3MprEOE9ndxa8XMp0jrWD5Y0kniKL85kquw/s1600/a.png)
a. -4
b. 2
c. 3
d. 6
e. 12
PEMBAHASAN:
(f o g)(x) = f(g(x))
= f(2 sin x)
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgH_enRFqhkRwSXLzZAFOiAqrm6uRwBXahX2zt_hFC24iQbv3ntHy0AfOiLNQz87VVt7Hy0wHUoqipML3Ft3aCRpvDAUIPlohyq4dFgv6HcglFHzzv3fccV2UqmsJh9LEp4C9O9P5GKFMA/s1600/a.png)
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEiduEdBQOndrZlxM8U1cGZhGla7W7gJoKoGBM5nmzqGik792T1rh2UQP4j1dymK4FbAZXiS0OzItv-pQjjzHvaK9Hq3MxYPwCmBufq2rFW6iKaObVZ6mHU7kvk85qOBSSRM4ch6c3lyvG8/s1600/a.png)
JAWABAN: A
15. Suatu pemetaan f : R --> R, g : R --> R dengan
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEiLjoaMtidiSStuErEpBs2yfvm6MMGPPsXezA7oBRujKR9pwmszR-VErsaDJUqjOj5b0chn3yBPEj9dadA9pXFaFg2iIsPTYXDyyabC0JlFVfFqyg6aFZLqz9G7XNOi1hVkYV977h5dW78/s1600/a.png)
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgvb0ysZ58aExd8o_Qj563ln-20E5lusiEsYOrau-aF8Ib_m3_CW8MBYsc5rzs6sCmPtdW0uvAvK_Qb04qGTdENdbzJXmJSmJiFJeP1sX1UvdNaet5zeDWCD97_y3wBGvPlt7YmgTVqi58/s1600/a.png)
PEMBAHASAN:
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEiLjoaMtidiSStuErEpBs2yfvm6MMGPPsXezA7oBRujKR9pwmszR-VErsaDJUqjOj5b0chn3yBPEj9dadA9pXFaFg2iIsPTYXDyyabC0JlFVfFqyg6aFZLqz9G7XNOi1hVkYV977h5dW78/s1600/a.png)
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEhsth_cuv2VIBfVv-KZ0tPFkX9H1zl4nwkHXYmKzg1ALG-m48abFKy5qgC7M_sw50yO1Pb9auDZu_urZGsKBE4l2R1kRMv3pw_fbbOUyHjgaSgO9We3wxR2kHa0HGg-ZrTkJ7g34yXOKS8/s1600/a.png)
JAWABAN: A
16. Diketahui f : x --> x + 2 dan h : x --> x^2 – 2. Jika
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEjqBJbq1LKcRT6cqxEMJn22EfylSecehLb0_-zXhqjr9E9a3_dTkDZkJxqx-TFCV6-OkySpPwULnXEiggz5CUpjkHDQpdTzRF3vjgxVBnBK8I8K_x2S-sSfvgLleaJCBMh8eTNSrUmq_Io/s1600/a.png)
a. 2x + 3
b. 2x + 6
c. 2x + 9
d. x + 5
e. x – 3
PEMBAHASAN:
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEhsSEHGmO2_1eRvHq_giB5CKLdPX8_0LEsKrHo4BfuRkKGIxEa4D26-3iW16ZluFByToyyoGQ3wcaJr8IA8fDaoopqnt6RcFO7THdU_ov75lAls9d0h84MrBMUI2Dks976fFaGkjsl9xps/s1600/a.png)
JAWABAN: B
17. Jika
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEhWMXQyf3_ziivUoHKIVSYHn5blNKm3pXe8y9bUKEX1FyiKGxe9ak3yZAUc2MRiBALwnS0rGFBzNjkHsUDGDizzvI2icnt6WIlk-T4xodvKQl1q6o5inob6W8kBAcMkfvLWTfH7WNOxtyc/s1600/a.png)
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEiuDvkum_waknNE3h8bugV0tWzEIZt1lGtM2cvHiPyxlRqsdxOU_r1bvz_S8jsQ_53rjLoSzZ9qR1r4_ltQ_fUy_RXdJt1jltSSjfAH7v2tuwWpVb2ihM0HAhnH45jCjoYw9dq0IIE_9ms/s1600/a.png)
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgbGrOV2UErKrF646eFCHA1U7U8H1Lt2rY-zq6VaFIJdQ_6VB31XUfbyJ5TN3B-r7AUPxlNkYA4s2lupHkc-a5iLwFLbWNx5dZDCt5xPYewBEXq31BDuoU13YEY0VEPplWlpWog2HM2j7A/s1600/a.png)
PEMBAHASAN:
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEhWMXQyf3_ziivUoHKIVSYHn5blNKm3pXe8y9bUKEX1FyiKGxe9ak3yZAUc2MRiBALwnS0rGFBzNjkHsUDGDizzvI2icnt6WIlk-T4xodvKQl1q6o5inob6W8kBAcMkfvLWTfH7WNOxtyc/s1600/a.png)
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEj0myH4HeQf3HczkTmCtPKyFvzQ8xnr8GO2Wc6S2WtuttzN3748lB5_LHdJH8bwCtSshSEJTAlEpShikr_Gh760-zeZiC9tUF_0Uej417KM-T7a1caPtcuOw6L73FrdkWkXtMzFc82an6Y/s1600/a.png)
Untuk mencari inversnya, kita gunakan rumus:
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEhGuYUOwiXA6P21HJHGdHWpzg8BRwlnN4U2B02vT-JELz4tEfKUAiFrAC6FoSVFYyp5gg6lkD0brm1NduXFlIAqmMzsx5BnXWBEaIZsr8baNGy9EoAQGbsk69veuUsNCnjeHeUoD2rTavY/s1600/a.png)
JAWABAN: E
18. Jika
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgzRWnYSqN59YRKKNOWRTBIEnNiOh0e2BNsW7gD_gEb8dkZ5m5ZArFdpXRXkTiVobezM8eqY0W_28rluG5RlSTOdHyhxj-z1IY2Z-FzIkuWypOmX-WSFNBnPuz1oNcoJjyFSlnjQxJhGpE/s1600/a.png)
a. 2x – 1
b. 2x – 3
c. 4x – 5
d. 4x – 3
e. 5x – 4
PEMBAHASAN:
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEhUYbJdnQxs98kqba3aAc0Eops129mal4p_RFo49MwnguQq69g79bQoF40IkaLgpWI_VQV_HQhmxg-Pyedk_nlk82g-Z0ec68q3eygZEBgHrAQeEC2NaIMRKw1ayLOlU82PXPHVcujf1x0/s1600/a.png)
g(x) + 1 = 4(x – 1)
g(x) = 4x – 4 – 1
g(x) = 4x – 5
JAWABAN: C
19. Fungsi f : R--> R dan g : R --> R ditentukan oleh f(x) = 2x + 5 dan g(x) = x + 2 maka
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEiISWttwBU8n9KAtCkp8eGFlWkUJel7wZgIrADobAiExWd0Byr5b-vIxXKtsE1OuS0wCCBtOaF2YdQA51jGNhCfQOPhqS-6_YpaLvKpGMcNl2LIYsgVGuQ2GQtOJ7HmkGGHRtkbmSf8OAY/s1600/a.png)
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEi65r6hMZWyvDEcBzPzvuaxD_OFB51yU_t9P-3iFyPzaB600z70RzMR73lnHl4vaUUg_34EURfqTnKBBgAtGg-aaMag8HcWrV7ZfnM3c-gH7bR5jCGqgS5D8SuKk9-BKkhsPapt2Zay-nM/s1600/a.png)
PEMBAHASAN:
(f o g)(x) = f(g(x))
= f(x + 2)
= 2 (x + 2) + 5
= 2x + 4 + 5
= 2x + 9
(f o g)(x) = 2x + 9
y = 2x + 9
2x = y – 9
x = (y - 9)/2
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEiISWttwBU8n9KAtCkp8eGFlWkUJel7wZgIrADobAiExWd0Byr5b-vIxXKtsE1OuS0wCCBtOaF2YdQA51jGNhCfQOPhqS-6_YpaLvKpGMcNl2LIYsgVGuQ2GQtOJ7HmkGGHRtkbmSf8OAY/s1600/a.png)
JAWABAN: E
20. Jika f(x) = √x + 3 maka
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEiuDvkum_waknNE3h8bugV0tWzEIZt1lGtM2cvHiPyxlRqsdxOU_r1bvz_S8jsQ_53rjLoSzZ9qR1r4_ltQ_fUy_RXdJt1jltSSjfAH7v2tuwWpVb2ihM0HAhnH45jCjoYw9dq0IIE_9ms/s1600/a.png)
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEjpQIQyn7hNsldJP9OGxnvCHZt87RS7qi1tndwdXcrt3zXIagbftpBsqs0j5UAEm8RCa0EXoQjAdymnZEGQAYRn75Y_69X_OsK0zqyjKzj-snl1KNqEXkXNahr_gPk5OBc7AgWMIaVo8-w/s1600/a.png)
PEMBAHASAN:
f(x) = √x + 3
y = √x + 3
y – 3 = √x
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEhq2gRWZXdQkpcmYReOvcHwBCBcafZ3fQMBsADlthoH8tb_xCHcIsTcRDqfsmggKqwK7JCE00FAm85NN2yZC6GqsKxHs9dbewoFsN4jJT_IfWN8yR2W4raebUYo0WwMo4XcFUyBWhWdweY/s1600/a.png)
JAWABAN: C
21. Diketahui
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEhUyqUKgyDfpau5zI4VHYT4M1eEPNnFIYRKU9v49sIMVayxp5RpJwuuVfDhfeRDbCXBGen32yK6cIasoJaHpD1WXPVxX_YTn7dJn99gWOKpTBNYwbTk740TcTvM686ywV4Y3Ibc0gI3Zsc/s1600/a.png)
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEiNTk_8FfhUsRn0Lhno4nI2gB7ozsv5WRo40UVYsaoq2_wna966p1oofk5Hynk_T5FdHMvzP3G9CfJFMpi4vrUKY2MO0iLy4CWcDsW1XG34g965NenuDlijRvICNsBrmgy5UOMu1LYOrKk/s1600/a.png)
PEMBAHASAN:
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEiDeDIGz6w2MmU0COz49IuYo4YMg8xmtINUBMtqoaX61dzKzpjgFnZvdvXx1Xx9WqInz4pVTzZ98XJWPFJtsa-Fw14wCCUR8aA0A7q3rcsZsUSam1m3UuBeZgZ6prUPTbxbfg7OajeVLBo/s1600/a.png)
Maka:
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEi3s8ynduDxCSVFRP-qKcuxkBeUZLq51xn9N0Sm2L0AYDJkLUrBIRJpmG909nYofe-i_dx4aTiPUf85WWsOo6U0S3zUzC6Ky0FIwzyCQekmsnpGtq5PucQ5Q8VmEENH6_EmR7KHjRsQuV0/s1600/a.png)
JAWABAN: D
22. Diketahui
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgpSj27BZgAQ9WUShNXJ8Jj_0vlvU-eQb9tQHqElFsrORiWJd8rf0bKURriSmaDYCM9xmtrVh32UIXWCqNDYmzI_g7y5l7hNyh26JCkIEp318OrMwF3cwXhTFsZLozdVOVehO3S7EV-pBw/s1600/a.png)
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEiuDvkum_waknNE3h8bugV0tWzEIZt1lGtM2cvHiPyxlRqsdxOU_r1bvz_S8jsQ_53rjLoSzZ9qR1r4_ltQ_fUy_RXdJt1jltSSjfAH7v2tuwWpVb2ihM0HAhnH45jCjoYw9dq0IIE_9ms/s1600/a.png)
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEiuDvkum_waknNE3h8bugV0tWzEIZt1lGtM2cvHiPyxlRqsdxOU_r1bvz_S8jsQ_53rjLoSzZ9qR1r4_ltQ_fUy_RXdJt1jltSSjfAH7v2tuwWpVb2ihM0HAhnH45jCjoYw9dq0IIE_9ms/s1600/a.png)
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEiP8F6TgIbfue84sytZ1OLJo6cPlBiq2aYgl5f5Gjy8OuFHPiJ4Q0A-j7LHHdVWONRrvKiQI2fkHc8dHQAfTfpWuvhjCCpcBozkEGSqa1vHaZ5AdHSZ_sV_-RK-3294f4DlmNLq5pGVzC0/s1600/a.png)
PEMBAHASAN:
Kita pakai rumus: jika
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgA7l_QCdIZkD4qayXezR3CX9EFwJULmqb6Rzev5ZOw_4KP3Vm-uBPjm1Ts4s235hYILdS8Xh7hlsAPhB_gUxfNfkIBbXQCcNETHrQ-NkGIvLvQ9RQlXmd1ahr_FePwObXYS3v-mZV82FA/s1600/a.png)
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgJZnM8ryfy7tlZjy4V5Q3oSYJbfad1VsNiKQpYxEMlln7h6jI7BSKnkmiQ_yRHvVIemIQOc9BI2brv1yYHvUgCivET_VhhRSpzv3qMNLZKn8ot51YkyjoklhRzvdolUzkQ4QDKUWcVRr4/s1600/a.png)
JAWABAN: A
23. Invers dari
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgwTxM7mJZ4M1dsQMzF_PAhTDHjjLXoiZelJlY46AsbQEHrYT_fjvMSK40lxF5wiQ5VeKg6SUPkToHpjWa8CptSzp65LNJnR0rrFccy9cVuliJHM0CqAIbIKKk6HFXmmRPQVdWNToa3Kno/s1600/a.png)
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEjUtwc7wvvD7-BdtS4G_n5kUH5jWHE9Yi-6yeaNRq7nBHWNhEkzqHXUWojvTjqHSsIXHwLREVvUHl6TKe1MyKZz2fwa4-rJB4Q5MYYd8Geq3ELQyfXq7mlAPMzCOl-IVxhvG3CbRmuh4AU/s1600/a.png)
PEMBAHASAN:
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgwTxM7mJZ4M1dsQMzF_PAhTDHjjLXoiZelJlY46AsbQEHrYT_fjvMSK40lxF5wiQ5VeKg6SUPkToHpjWa8CptSzp65LNJnR0rrFccy9cVuliJHM0CqAIbIKKk6HFXmmRPQVdWNToa3Kno/s1600/a.png)
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEiPAcBLkbCRy4a5DLXPzW9CqwNIvdpL3Jlcj2UOn6fTovXAPc8qLYerl4x7bE1ZCb4waRMUocwe7FF-PJ8nNWHuEZHrBfX32y6Vn_7_3heorBF_rn1gY8zuuIhxzkVbUKrXjDQT5rg17Qc/s1600/a.png)
JAWABAN: D
24. Jika
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEjTYN7_lgxv51N4QsjmOhAI-j1iuHYMhJQ3X_HXPNE9_2ciEBoNmMrNhUsBiIadShjThwLyECBVF-CBON8TrVYt-_QIrHIFtUeVnFofrbpVRsNa95n-xdKCDIjc52qqXS6DeoE7zIJc4hk/s1600/a.png)
a. x ≥ 8
b. -8 ≤ x ≤ 8
c. x ≥ 5
d. -5 ≤ x ≤ 5
e. 5 ≤ x ≤ 8 atau x > 8
PEMBAHASAN:
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEhKsbdX02wxDOZv_zNb8LOK7OLiYYDdJ6vDQG8LPrfRRpsXuOv5zhCKXk8fGLjSG_naPuErIzCtsMbjTCz6SLszkKAycmfdN980ts3BA7GU8VHzKHnlYOScuiL56V29u-fhxV-So_19yz4/s1600/a.png)
Sehingga daerah asal dari (g o f)(x) adalah:
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEg8iJIIDwqinNT5ngywoHQJzPmuhhlfC9MrMS_gDlKArlX9D0UoaJMO7wTD0nQE89bCLatk_N14JGzn1tIrBoWyJTELPV3yRsaeivPUbQPF71qvdzogDUStLwJX7eptMLbf055CvNTDjr8/s1600/a.png)
Dari (i) dan (ii) diperoleh:
5 ≤ x < 8 atau x > 8
JAWABAN: E
25. Diberikan fungsi f dan g dengan f(x) = 2x + 1 dan
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEj653vo4L3V_y7nSIWeiIzBGZV_lcrNrJFgiyhCmwGwdBP0WddmVb9CKE3cZ1jXv7Rj5UggkFLBGjt0_haSZUUcgVJAAjwhmQLtErjm4vb-7wrll-QbxJufR3LUGPnxhepQz-WllrpsTd4/s1600/a.png)
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEi5Sis0wXBGrnnUPPQfXy4BPw8EI845JGWTWemG5dnB-K2HR2D4ktT1x5iwXOEEI97JIch2A28AR-K_e3cake1DjdqZ3-oZaz2kxKix8H48RFFvJ6iDgIJCcxsgMVYRDPw1BDfoC1OXZGk/s1600/a.png)
PEMBAHASAN:
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEigNkykKqQQDD3uiopWnQiPzyO0aSZowy-6Wv4AsGOj7LF5Mc0v5y6ItqC-ORdxasFV9h358nqVamNOBsH-66cHdNbErnmr3LOD_bk7QK4VdwxtSUiq9HuySspiO_YRz2EtplJKwyyv0YM/s1600/a.png)
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEicpukOYYkuh_g2ypoAyefsF_5g9AEXgV78eVW4oiZprTAyeaYMWsOH34uLD7A2wIIptUGZkD_Sv0z9jTs0MpnYnJdQBqx3Iws62l3k-JqiSe06Yqs-_ir0U8Jw5v4RAVKYpe9pNQxfTyk/s1600/a.png)
JAWABAN: A
ijin copas sdr
ReplyDeletehttps://mathcyber1997.com/soal-dan-pembahasan-komposisi-dan-invers-fungsi/
ReplyDeleteKunjung balik gan
Thanks..cukup mmbntu.
ReplyDeletethanks BROOO
ReplyDeleteGood
ReplyDeletemakasih gasangat membantu semoga dapa mencerdaskan anak bangsa
ReplyDeleteBagus contoh d pembahasan. Thank ya.
ReplyDeleteMembantu banget bagi saya
ReplyDeleteSANGAT MEMBANTU
ReplyDeleteHarusnya kan (fog)=g(f(x))
ReplyDeleteContohnya terbalik (fog)=f(g(x))
Iya seharusnya gitu
Deletebener kok itu kan komposisi bukan invers dr komposisi
Deleteno 1 itu jawabannya a/e ya?
ReplyDeletegg gaming
ReplyDelete11 itu benr?
ReplyDeletemaaf ijin saran, yang no 23 mohon disempurnaKan optionnya
ReplyDelete