SOLUTION: Hi for the given functions f and g find the composition.. f(x) =7x^2+5x; g(x)=3x find (fog)(x) your help is gladly appreciated... so far i hv f(g(x)) =f(3x)

Question 884929: Hi for the given functions f and g find the composition.. f(x) =7x^2+5x; g(x)=3x find (fog)(x) your help is gladly appreciated... so far i hv f(g(x)) =f(3x)
Answer by Alan3354(69443) (Show Source): You can put this solution on YOUR website!
for the given functions f and g find the composition.. f(x) =7x^2+5x; g(x)=3x find (fog)(x) your help is gladly appreciated... so far i hv f(g(x)) =f(3x)
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that's right.
f(x) = 7x^2 + 5x
Sub 3x for each x
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