SOLUTION: For the pair of functions, find f(g(x)) and g(f(x)). F(x)=3x, g(x)=x squared

SOLUTION: For the pair of functions, find f(g(x)) and g(f(x)). F(x)=3x, g(x)=x squared

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Question 400590: For the pair of functions, find f(g(x)) and g(f(x)).
F(x)=3x, g(x)=x squared
Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
find f(g(x)) and g(f(x)).
f(x)=3x,
g(x)=x^2
---------------
f(g(x)) = f(x^2) = 3x^2
-----------
g(f(x)) = g(3x) = (3x)^2 = 9x^2
=======================================
Cheers,
Stan H.
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