Answer:
4x^3+8x^2
Step-by-step explanation:
Multiply each term:
PLZ MARK ME BRAINLIEST
x = 9/4
f(x) = 4x - 9
(first substitute f(x) with 0)
0 = 4× - 9
(Move four)
-4x = -9
=> x = -9/-4
= 9/4
12.75
(fg)(-2) = 96
Hope this helps
