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Let f(x) = 3x2 - 6 and g(x) = 5 - 5x(fog)(x) =

Let f(x) = 3x2 - 6 and g(x) = 5 - 5x(fog)(x) =-example-1
User Grand Johnson
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1 Answer

18 votes
18 votes

Given


\begin{gathered} f(x)=3x^2-6 \\ g(x)=5-5x \end{gathered}

Procedure


\begin{gathered} (f\circ g)(x)=f(g(x)) \\ (f\circ g)(x)=3(5-5x)^2-6 \\ (f\circ g)(x)=3(25-50x+25x^2)-6 \\ (f\circ g)(x)=75x^2-150x+69 \end{gathered}

User Henri Menke
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