All about flooble | fun stuff | Get a free chatterbox | Free JavaScript | Avatars    
perplexus dot info

Home > Just Math
Entertain Every Value? (Posted on 2014-04-29) Difficulty: 3 of 5
The respective number of digits of 4n and 25n - when added together is odd, whenever n is a positive integer.

Does this assertion hold for every value of n?

If so, prove it.
If not, provide a counter example.

No Solution Yet Submitted by K Sengupta    
No Rating

Comments: ( You must be logged in to post comments.)
  Subject Author Date
Solutiona short proofAdy TZIDON2014-04-30 04:32:00
Solutionproof (acceptable?)Jer2014-04-29 14:10:04
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 (2)
Unsolved Problems
Top Rated Problems
This month's top
Most Commented On

Chatterbox:
Copyright © 2002 - 2017 by Animus Pactum Consulting. All rights reserved. Privacy Information