Homework Help: precalculus

Posted by Sara on Sunday, January 15, 2012 at 4:25pm.

verify the functions are inverses of each other by showing that f(g(x)) =x show work.
f(x)=6/1-x g(x)= 1- 6/x

precalculus - Reiny, Sunday, January 15, 2012 at 5:34pm
I will assume f(x) = 6/(1-x)
f(g(x))
= f(1 - 6/x)
= 6/(1 - (1 - 6/x)
= 6/(1-1+6/x)
= 6/(6/x)
= 6(x/6)
= x
precalculus - Sara, Sunday, January 15, 2012 at 5:50pm
these are hard to do - thank you

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