Find g(f(x)) f(x)=8/(x-4) , g(x)=8/x+4

Math
,
Set up the composite result function.
Evaluate by substituting in the value of into .
Simplify each term.
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Multiply the numerator by the reciprocal of the denominator.
Cancel the common factor of .
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Cancel the common factor.
Rewrite the expression.
Combine the opposite terms in .
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Add and .
Add and .
Find g(f(x)) f(x)=8/(x-4) , g(x)=8/x+4

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