SOLUTION: Given that f(x)=5x-3, calculate f◦f(-1)= Given that g(x)=4-x^2, calculate g◦g(4)=

Algebra ->  Functions -> SOLUTION: Given that f(x)=5x-3, calculate f◦f(-1)= Given that g(x)=4-x^2, calculate g◦g(4)=      Log On


   

Question 1034888: Given that f(x)=5x-3, calculate
f◦f(-1)=
Given that g(x)=4-x^2, calculate
g◦g(4)=
Answer by robertb(5830) About Me  (Show Source):
You can put this solution on YOUR website!
f(-1) = -5-3 = -8 ==> (fof)(-1) = f(f(-1)) = f(-8) = -40 - 3 = -43.
%28g0g%29%284%29+=+g%28g%284%29%29+=+g%28-12%29+=+4-%28-12%29%5E2+=+-140