All about
flooble

fun stuff

Get a free chatterbox

Free JavaScript

Avatars
perplexus
dot
info
Home
>
Just Math
Odd Sum (
Posted on 20020808
)
Prove that the sum of consecutive odd numbers beginning at 1 (
eg 1, 3, 5, ..
) always adds up to a perfect square
See The Solution
Submitted by
Cheradenine
Rating:
3.9000
(10 votes)
Comments: (
Back to comment list
 You must be logged in to post comments.
)
What, me worry?
 Comment 16 of 17 
I am not clear why all of these proofs, including the posted solution, are so complicated.
The first n odd terms have an average value of n, so their sum = (# of terms) * (average value) = n*n = n^2
Posted by
Steve Herman
on 20141117 21:28:48
Please log in:
Login:
Password:
Remember me:
Sign up!

Forgot password
Search:
Search body:
Forums (0)
Newest Problems
Random Problem
FAQ

About This Site
Site Statistics
New Comments (0)
Unsolved Problems
Top Rated Problems
This month's top
Most Commented On
Chatterbox:
blackjack
flooble's webmaster puzzle
Copyright © 2002  2018 by
Animus Pactum Consulting
. All rights reserved.
Privacy Information