Difference between revisions of "2005 Alabama ARML TST Problems/Problem 8"

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==See Also==
 
==See Also==
*[[2005 Alabama ARML TST]]
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{{ARML box|year=2005|state=Alabama|num-b=7|num-a=9}}
*[[2005 Alabama ARML TST Problems/Problem 7 | Previous Problem]]
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*[[2005 Alabama ARML TST Problems/Problem 9 | Next Problem]]
 
  
 
[[Category:Introductory Number Theory Problems]]
 
[[Category:Introductory Number Theory Problems]]

Revision as of 12:42, 11 December 2007

Problem

Find the number of ordered pairs of integers $(x,y)$ which satisfy

$x^2+4xy+y^2=21$.

Solution

This problem needs a solution. If you have a solution for it, please help us out by adding it.


See Also

2005 Alabama ARML TST (Problems)
Preceded by:
Problem 7
Followed by:
Problem 9
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15
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