SOLUTION: Show that f(x)=7x−23 and g(x)=x3+27 are inverses.

Algebra ->  Logarithm Solvers, Trainers and Word Problems -> SOLUTION: Show that f(x)=7x−23 and g(x)=x3+27 are inverses.       Log On


   

Question 1074642: Show that f(x)=7x−23 and g(x)=x3+27 are inverses.
Answer by Fombitz(32388) About Me  (Show Source):
You can put this solution on YOUR website!
y=7x-23
x=7y-23
7y=x%2B23
y=%28x%2B23%29%2F7
No,
%28x%2B23%29%2F7 is the inverse of 7x-23.