Wednesday, February 28, 2024

Kisi Kisi PAT Matematika Kelas XI no 30

30. Jika 𝑓(π‘₯) = 2π‘₯ βˆ’ 3 dan (𝑓 π‘œ 𝑔)(π‘₯) = 8π‘₯ βˆ’ 7 maka 𝑔(π‘₯)=...

A. 4π‘₯ βˆ’ 3

B. 4π‘₯ βˆ’ 2

C. 4π‘₯ βˆ’ 1

D. 4π‘₯ + 1

E. 4π‘₯ + 2


Jawaban :

𝑓(π‘₯) = 2π‘₯ βˆ’ 3

(𝑓 π‘œ 𝑔)(π‘₯) = 8π‘₯ βˆ’ 7

f (g (x)) = 8x - 7

2(g (x)) βˆ’ 3 = 8x - 7

2 g(x) = 8x - 7 + 3

2 g(x) = 8x - 4

g(x) = 4x - 2


Jawaban : B

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