perplexus.info :: Numbers : Square of an Odd

Square of an Odd (Posted on 2002-10-06)

Take any odd number and square it. It will invariably be a multiple of 8 plus 1. So (odd)^2=8n+1 where n is an integer. Show why this is always so. Also show what the pattern for n is.

See The Solution Submitted by martyn

Rating: 3.1333 (15 votes)

Comments: ( Back to comment list | You must be logged in to post comments.)

im smart

| Comment 13 of 21 |

im not that smart so i dont really know these

Posted by Billy Bob on 2004-03-25 13:05:15

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 (3)
Unsolved Problems
Top Rated Problems
This month's top
Most Commented On

Chatterbox:


perplexus dot info