SOLUTION: how do u solve this porblem? (r+s)^2+(r-s)^2

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Question 148579: how do u solve this porblem?
(r+s)^2+(r-s)^2

Answer by mangopeeler07(462)   (Show Source): You can put this solution on YOUR website!
=

Do (r+s)(r+s)


Do (r-s)(r-s)


Now add them


Combine like terms

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