Diketahui f(x) = 2x - 3 dan g(x) = x2 + 3x + 2. nilai g o f(-2) adalah …
![]()
Penjelasan:
f(x) = 2x - 3
g(x) = x² + 3x + 2
= (g o f)(-2)
= (2x - 3)² + 3(2x - 3) + 2
= (2.-2 - 3)² + 3(2.-2 - 3) + 2
= (-4 - 3)² + 3(-4 - 3) + 2
= (-7)² + 3(-7) + 2
= 49 - 21 + 2
= 30
[answer.2.content]
