diketahui f(x-2) = x^2 + 3x dan g(x) = 4x + 1. rumus fungsi (f ° g) (x) = .....

f(x - 2) = x² + 3x
f(x - 2) = (x - 2)² + 7(x - 2) + 10
f(x) = x² + 7x + 10

g(x) = 4x + 1

(fog)(x)
= (4x + 1)² + 7(4x + 1) + 10
= 16x² + 8x + 1 + 28x + 7 + 10
= 16x² + 36x + 18