document.write( "Question 131915: Multiply \"%28s%2Bp%29%28s%5E2-sp%2Bp%5E2%29\" \n" ); document.write( "
Algebra.Com's Answer #96310 by jim_thompson5910(35256)\"\" \"About 
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\n" ); document.write( "\"%28s%2Bp%29%28s%5E2-sp%2Bp%5E2%29\" Start with the given expression\r
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\n" ); document.write( "\n" ); document.write( "\"s%28s%5E2-sp%2Bp%5E2%29%2Bp%28s%5E2-sp%2Bp%5E2%29\" Expand the expression. Remember something like \"%28a%2Bb%29%28c%2Bd%2Be%29\" expands to \"a%28c%2Bd%2Be%29%2Bb%28c%2Bd%2Be%29\"\r
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\n" ); document.write( "\n" ); document.write( " Distribute\r
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\n" ); document.write( "\n" ); document.write( "\"s%5E3-s%5E2p%2Bsp%5E2%2Bps%5E2-p%5E2s%2Bp%5E3\" Multiply\r
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\n" ); document.write( "\n" ); document.write( "\"s%5E3%2Bps%5E2-ps%5E2%2Bp%5E2s-p%5E2s%2Bp%5E3\" Rearrange the terms\r
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\n" ); document.write( "\n" ); document.write( "\"s%5E3%2Bcross%28ps%5E2-ps%5E2%29%2Bcross%28p%5E2s-p%5E2s%29%2Bp%5E3\" Combine like terms. Notice how the inner terms cancel out\r
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\n" ); document.write( "\n" ); document.write( "\"s%5E3%2Bp%5E3\" Simplify \r
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\n" ); document.write( "\n" ); document.write( "So \"%28s%2Bp%29%28s%5E2-sp%2Bp%5E2%29\" expands and simplifies to \"s%5E3%2Bp%5E3\".\r
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\n" ); document.write( "\n" ); document.write( "In other words, \"%28s%2Bp%29%28s%5E2-sp%2Bp%5E2%29=s%5E3%2Bp%5E3\"\r
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