document.write( "Question 683386: (3c+2)^2 - (3c-2)^2 \n" ); document.write( "
Algebra.Com's Answer #423554 by MathLover1(20850)\"\" \"About 
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\n" ); document.write( "\"%283c%2B2%29%5E2+-%283c-2%29%5E2\"\r
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\n" ); document.write( "\n" ); document.write( "=\"%283c%29%5E2%2B12c%2B4+-%28%283c%29%5E2-12c%2B4%29\"\r
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\n" ); document.write( "\n" ); document.write( "=\"%283c%29%5E2%2B12c%2B4+-%283c%29%5E2%2B12c-4\"\r
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\n" ); document.write( "\n" ); document.write( "=\"cross%28%283c%29%5E2%29%2B12c%2Bcross%284%29+-cross%28%283c%29%5E2%29%2B12c-cross%284%29\"\r
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\n" ); document.write( "\n" ); document.write( "=\"12c%2B12c\"\r
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\n" ); document.write( "\n" ); document.write( "=\"24c\"\r
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