Roseanne N.

asked • 05/18/18

Confirm that f and g are inverses by showing that f(g(x)) = x and g(f(x)) = x. f(x) = quantity x minus eight divided by quantity x plus seven and g(x) = quant

precalculus

1 Expert Answer

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David W. answered • 05/18/18

I'll help you understand math!

Mario M.

tutor
For f(x) = (x-8)/(x+7)
Try g(x) = (8+7x)/(1-x) , Prove from there.
There is more to the story, but I will let someone else steal the fun if they choose.  :)
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05/19/18

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