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

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[[Category:Introductory Number Theory Problems]]
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[[Category:Intermediate Number Theory Problems]]

Revision as of 12:46, 11 December 2007

Problem

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

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

Solution

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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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