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How to find 'a' value,

0 votes

step by step?13^2 = ((2+a)^2)+((9+a)^2)

solving-equation

asked Apr 21, 2014 in ALGEBRA 2 by anonymous

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1 Answer

0 votes

Equation is .

Expand by applying (a+b)^2 formula.

Therefore .

answered Apr 22, 2014 by anonymous
edited Apr 22, 2014

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