If f(x) = -8x – 6 and g(x) = x+8, what is (fºg)(-7)? Enter the correct answer.

asked Jan 10, 2022 160k views

16 votes

If f(x) = -8x – 6 and g(x) = x+8,
what is (fºg)(-7)?
Enter the correct answer.

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3 votes

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Answer:

-14

Explanation:

$(f\circ g)(x)=f(g(x))=f(x+8)=-8(x+8)-6\\\\(f\circ g)(x)=-8x-70\\\\(f\circ g)(-7)=-8(-7)-70=\boxed{-14}$

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