Jawaban:
D. 13
Penjelasan dengan langkah-langkah:
f(x) = 2x² + 5
g(x) = x + 1
g(1) = 1+1 = 2
(fog)(1) = f(g(1))
= f(2)
= 2 . 2² + 5
= 2 . 4 + 5
= 8 + 5
= 13
maka jawabannya (D)
semoga membantu.
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Jawaban:
D. 13
Penjelasan dengan langkah-langkah:
f(x) = 2x² + 5
g(x) = x + 1
g(1) = 1+1 = 2
(fog)(1) = f(g(1))
= f(2)
= 2 . 2² + 5
= 2 . 4 + 5
= 8 + 5
= 13
maka jawabannya (D)
semoga membantu.