Question 1084915
*[illustration CD22.JPG].
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{{{g(x)=2^(x+1+2)=2^(x+3)}}}
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{{{y=2^(x+1)}}}
Interchange x and y and solve for y.
{{{x=2^(y+1)}}}
{{{log(2,(x))=y+1}}}
{{{y=log(2,(x))-1}}}
{{{y=log((x))/log((2))-1}}}
{{{f^(-1)=log((x))/log((2))-1}}}

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*[illustration CD23.JPG].