SOLUTION: I have worked this problem, but want to check the answer because I'm not certain I did it right. f(x)=17x^2-10x , g(x)=19x-10 (fog)(12) Thanks for your help, Nikky

Algebra ->  Rational-functions -> SOLUTION: I have worked this problem, but want to check the answer because I'm not certain I did it right. f(x)=17x^2-10x , g(x)=19x-10 (fog)(12) Thanks for your help, Nikky      Log On


   

Question 463723: I have worked this problem, but want to check the answer because I'm not certain I did it right.
f(x)=17x^2-10x , g(x)=19x-10
(fog)(12)
Thanks for your help,
Nikky
Answer by robertb(5830) About Me  (Show Source):
You can put this solution on YOUR website!
g(12) = 19*12 - 10 = 218
==> %28fog%29%2812%29+=+f%28g%2812%29%29+=+f%28218%29+=+17%2A218%5E2+-+10%2A218+=+805728