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If (x) = x^2 and g(x) = 2x+1, what expression is equivalent to (f o g)(x)?

User JackyBoi
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1 Answer

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The composite function is defined as:


(f\circ g)(x)=f(g(x))

Then in this case we have:


\begin{gathered} (f\circ g)(x)=f(2x+1) \\ =(2x+1)^2 \end{gathered}

Therefore:


(f\circ g)(x)=(2x+1)^2

User HellGate
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