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December 19, 2014

December 19, 2014

Posted by **Becca** on Sunday, October 7, 2007 at 11:13am.

Find two consective postitve intergers such that the sum of their squares is 85.

- Algebra -
**bobpursley**, Sunday, October 7, 2007 at 11:22amn^2 + (n+1)^2 = 85

- Algebra -
**drwls**, Sunday, October 7, 2007 at 11:40amThat equation can be rewritten

2 n^2 + 2n +1 = 85

or

n^2 + n - 42 = 0

This can be factored to obtain 2 solutions. Only one of them is a postive integer. That will be the lowest of the two numbers you want.

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