SOLUTION: Use composition to determine if f(x)=3x and g(x)=-3x are inverses. A. No, they are not inverses B. Yes, they are inverses thank you!

Algebra ->  Inverses -> SOLUTION: Use composition to determine if f(x)=3x and g(x)=-3x are inverses. A. No, they are not inverses B. Yes, they are inverses thank you!       Log On


   



Question 996244: Use composition to determine if f(x)=3x and g(x)=-3x are inverses.
A. No, they are not inverses
B. Yes, they are inverses
thank you!

Answer by fractalier(6550) About Me  (Show Source):
You can put this solution on YOUR website!
f(g(x)) = f(-3x) = -9x
If they were inverses, you would get x, but you don't.
Choice A.