SOLUTION: Given f(x)=5x+7 and g(x)=x^2+7, find (g f)(x)

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Question 56887This question is from textbook
: Given f(x)=5x+7 and g(x)=x^2+7, find (g f)(x) This question is from textbook

Answer by stanbon(75887) About Me  (Show Source):
You can put this solution on YOUR website!
Given f(x)=5x+7 and g(x)=x^2+7, find (g f)(x)
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I'm going to assume your g f means multiplication
and not composition.
If that is true (g f)(x)=(x^2+7)(5x+7)
=5x^3+7x^2+35x+49
Cheers,
Stan H.