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OOO3= one out of three (
Posted on 20101104
)
Given an equation x^2+y^2+z^2=2010.
1. Prove that in every triplet of integers satisfying the above equation one number has to be even and two others odd.
2. How many integer solutions are there ?
Warning: 1 is very easy, 2 is quite tricky.
No Solution Yet
Submitted by
Ady TZIDON
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Comments: (
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Subject
Author
Date
re(3): solutions
broll
20101105 11:40:46
re(2): solutions
Charlie
20101105 10:51:40
re: solutions
broll
20101105 02:53:01
re(3): Tricks or Treats?
brianjn
20101105 01:41:45
re(2): Tricks or Treats?
ed bottemiller
20101104 19:49:42
re: Tricks or Treats?
Charlie
20101104 18:46:28
solutions
Charlie
20101104 18:44:03
Tricks or Treats?
ed bottemiller
20101104 17:16:34
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