SOLUTION: GIVEN f(x)=5x+7 AND g(x)=x^2+7, FIND (g o f)(x).

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Question 64831: GIVEN f(x)=5x+7 AND g(x)=x^2+7, FIND (g o f)(x).
Answer by funmath(2933) 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 o f)(x).
g%28f%28x%29%29=g%285x%2B7%29=%285x%2B7%29%5E2%2B7 Substitute the f function into the g function for x.
%285x%2B7%29%285x%2B7%29%2B7
25x%5E2%2B35x%2B35x%2B49%2B7
25x%5E2%2B70x%2B56
Happy Calculating!!!!