SOLUTION: Perform the indicated operation. Let f(x)=x+1 and g(x)=x-1. Find f(g(x)).

Algebra ->  Functions -> SOLUTION: Perform the indicated operation. Let f(x)=x+1 and g(x)=x-1. Find f(g(x)).      Log On


   

Question 167699: Perform the indicated operation. Let f(x)=x+1 and g(x)=x-1. Find f(g(x)).
Answer by jim_thompson5910(35256) About Me  (Show Source):
You can put this solution on YOUR website!
f%28x%29=x%2B1 Start with the first function


f%28g%28x%29%29=%28x-1%29%2B1 Plug in g%28x%29=x-1


f%28g%28x%29%29=x-1%2B1 Remove the parenthesis


f%28g%28x%29%29=x Combine like terms.