Question

PLEASE HELP.

Thanks

f(x)=-x-3

g(x)=3x^2+2x-2

Find ( g o f) (-6)

Answer 1

3x² + 16x + 19

Explanation:

3(-x-3)² + 2(-x-3) - 2

3(x² + 6x + 9) + (-2x) + (-6) + (-2)

3x² + 18x + 27 + (-2x) + (-6) + (-2)

3x² + 16x + 19