SOLUTION: Can I get help with this question please. 3/x-8; g(x)=1/x and solve for (fof)(x) Thank you so much

Algebra ->  Functions -> SOLUTION: Can I get help with this question please. 3/x-8; g(x)=1/x and solve for (fof)(x) Thank you so much      Log On


   

Question 1016367: Can I get help with this question please.
3/x-8; g(x)=1/x and solve for (fof)(x)
Thank you so much
Answer by Boreal(15235) About Me  (Show Source):
You can put this solution on YOUR website!
(f o f)(x)=
3/(3/x-8) -8
The denominator is
[3- 8(x-8)]/x-8, putting everything over (x-8) as a common denominator
=(-8x+67)/(x-8)
3/(-8x+67)/(x-8)=3(x-8)/(-8x+67), inverting the denominator.
3(x-8)/(-8x+67) ANSWER