SOLUTION: If f(x) = 2x + 1 and g(x) = x2, what is f ○ g? What is g ○ f?

SOLUTION: If f(x) = 2x + 1 and g(x) = x2, what is f ○ g? What is g ○ f?

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Question 1135318: If f(x) = 2x + 1 and g(x) = x2, 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
:
f o g = 2x^2 +1
:
g o f = (2x + 1)^2 = 4x^2 +4x +1
:

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