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Mathematics 8 Online
OpenStudy (anonymous):

Please HELP!!! Confirm that f and g are inverses by showing that f(g(x)) = x and g(f(x)) = x. f(x) =x-8/x+7 and g(x) = -7x-8/x-1

OpenStudy (anonymous):

looks like they are

OpenStudy (anonymous):

how do I prove it?

OpenStudy (anonymous):

Solve for f(g(x)) and should get back x

OpenStudy (anonymous):

so f(-7x-8/x-1)

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