SOLUTION: If f(x) = 2x + 1 and g(x) = x^2, what is f ○ g? What is g ○ f?

SOLUTION: If f(x) = 2x + 1 and g(x) = x^2, what is f ○ g? What is g ○ f?

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Question 886581: If f(x) = 2x + 1 and g(x) = x^2, what is f ○ g? What is g ○ f?
Answer by rothauserc(4718) (Show Source): You can put this solution on YOUR website!
f(x) = 2x + 1 and g(x) = x^2
fog = f(g(x)) = 2x^2 +1
gof = g(f(x)) = (2x +1)^2 = 4x^2 +4x +1

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