document.write( "Question 148579: how do u solve this porblem?\r
\n" ); document.write( "\n" ); document.write( "(r+s)^2+(r-s)^2
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Algebra.Com's Answer #108935 by mangopeeler07(462)\"\" \"About 
You can put this solution on YOUR website!
\"%28r%2Bs%29%5E2%2B%28r-s%29%5E2\"=\"%28r%2Bs%29%28r%2Bs%29%2B%28r-s%29%28r-s%29\"\r
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\n" ); document.write( "\n" ); document.write( "Do (r+s)(r+s)
\n" ); document.write( "\"r%5E2%2B2sr%2Bs%5E2\"\r
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\n" ); document.write( "\n" ); document.write( "Do (r-s)(r-s)
\n" ); document.write( "\"r%5E2-2sr%2Bs%5E2\"\r
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\n" ); document.write( "\n" ); document.write( "Now add them
\n" ); document.write( "\"r%5E2%2B2sr%2Bs%5E2%2Br%5E2-2sr%2Bs%5E2\"\r
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\n" ); document.write( "\n" ); document.write( "Combine like terms
\n" ); document.write( "\"2r%5E2%2B2s%5E2\"
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