- #1
kolley
- 17
- 0
Homework Statement
prove that 1+1/4+1/9+...+1/n^2< or = 2-1/n for every positive integer n
Homework Equations
The Attempt at a Solution
proved it was correct for n=1, then replaced the n with k, changed it to k+1 to get:
1/(k+1)^2 < or = 2-1/(k+1)
don't know how to proceed