SOLUTION: Given that f(x)=6x+11 and g(x)=x^3, find;(f*g)(-2)

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Question 1100072: Given that f(x)=6x+11 and g(x)=x^3, find;(f*g)(-2)
Answer by Alan3354(69443) About Me  (Show Source):
You can put this solution on YOUR website!
Given that f(x)=6x+11 and g(x)=x^3, find;(f*g)(-2)
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(f*g)(x) = (6x+11)*x^3 = 6x^4 + 11x^3
(f*g)(-2) = 6(-2)^4 + 11(-2)^3 = 96 - 88 = 8
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Or,
f(-2) = -1
g(-2) = -8
(f*g)(-2) = 8