If f(x)=-4x+2 and g(x)=√x-8. find (fog)(12)

Adedayo asked Oct 3, 2023

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Adedayo asked Oct 3, 2023

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17 votes

Solution:

Given;

$\begin{gathered} (f\circ g)(x)=f(√(x-8)) \\ \\ f(√(x-8))=-4(√(x-8))+2 \end{gathered}$

Zhong W answered Oct 7, 2023

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