Questions on Algebra: Functions, Domain, NOT graphing answered by real tutors!

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Question 150885: f(x)=3x+2
g(x)=x^2
find (g o f) (x): f(x)=3x+2
g(x)=x^2
find (g o f) (x)
Answer by Fombitz(1740) About Me  (Show Source):
You can put this solution on YOUR website!
f(x)=3x+2
g(x)=x^2
Substitute f(x) for x in g(x).
g(f(x))=(f(x))^2
g(f(x))=(3x+2)^2
g(f(x))=9x^2+12x+4