f(x) = 3x²+4x+1 g(x) = 6x tentukan a.(fog) (x) b.(fog) (2)
Matematika
Gituy
Pertanyaan
f(x) = 3x²+4x+1 g(x) = 6x tentukan a.(fog) (x) b.(fog) (2)
1 Jawaban
-
1. Jawaban Anonyme
(fog)(x)
= 3(6x)² + 4(6x) + 1
= 18x² + 24x + 1
(fog)(2)
= 18 . 2² + 24 . 2 + 1
= 72 + 48 + 1
= 121