document.write( "Question 168094: Factorize\r
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Algebra.Com's Answer #123959 by jim_thompson5910(35256)\"\" \"About 
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\"%28a%2Bb%29%5E2%2Ba%2Bb\" Start with the given expression\r
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\n" ); document.write( "\n" ); document.write( "\"%28a%2Bb%29%5E2%2B%28a%2Bb%29\" Group \"a+b\" in a parenthesis\r
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\n" ); document.write( "\n" ); document.write( "Let \"z=a%2Bb\"\r
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\n" ); document.write( "\n" ); document.write( "\"z%5E2%2Bz\" Replace each \"a+b\" with \"z\" \r
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\n" ); document.write( "\n" ); document.write( "\"z%28z%2B1%29\" Factor out the GCF \"z\"\r
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\n" ); document.write( "\n" ); document.write( "\"%28a%2Bb%29%28a%2Bb%2B1%29\" Plug in \"z=a%2Bb\"\r
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\n" ); document.write( "\n" ); document.write( "So \"%28a%2Bb%29%5E2%2Ba%2Bb\" factors to \"%28a%2Bb%29%28a%2Bb%2B1%29\"
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