Posted by Robo on .
Let f(x)=2x^2x+1. Find:
F(x1) + f(x+1)
I am not sure how to set up problem.

Calculus 
bobpursley,
f(x1)=2(x1)^2(x1)+1
expand that out.
f(x+1)=2(x+1)^2(x+1)+1
exand that out
now, add. 
Calculus 
Robo,
Thanks so much. Got it!