Question

Find (8°f)(3)
f(x) = (x + 2
g(x) = -x^2

Answer 1

A) -25

Explanation:

`f(x)=|x+2|\\`

`g(x)=-x^(2)`

`(gof)(x)=g(f(x))=g(|x+21|)\\`

`(gof)(x)=-(|x+21)^(2)`

`(gof)(3)=-(13+21)^(2)`

`(gof)(3)=-(151)^(2)`

`=-(5)`

`(gof)(3)=-25\\--------`

hope it helps...

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