document.write( "Question 167727: Multiply:
\n" ); document.write( "(5√[3] + √[5])(√[3] – 2√[5])
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Algebra.Com's Answer #123633 by jim_thompson5910(35256)\"\" \"About 
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\n" ); document.write( "\"%285%2Asqrt%283%29%2Bsqrt%285%29%29%28sqrt%283%29-2%2Asqrt%285%29%29\" Start with the given expression.\r
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\n" ); document.write( "\n" ); document.write( "Now let's FOIL the expression.\r
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\n" ); document.write( "\n" ); document.write( "Remember, when you FOIL an expression, you follow this procedure:\r
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\n" ); document.write( "\n" ); document.write( " Multiply the First terms:\"%285%2Asqrt%283%29%29%2A%28sqrt%283%29%29=5%2Asqrt%283%2A3%29=5%2A3=15\".\r
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\n" ); document.write( "\n" ); document.write( " Multiply the Outer terms:.\r
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\n" ); document.write( "\n" ); document.write( " Multiply the Inner terms:\"%28sqrt%285%29%29%2A%28sqrt%283%29%29=sqrt%283%2A5%29=sqrt%2815%29\".\r
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\n" ); document.write( "\n" ); document.write( " Multiply the Last terms:\"%28sqrt%285%29%29%2A%28-2%2Asqrt%285%29%29-2%2Asqrt%285%2A5%29=-2%2A5=-10\".\r
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\n" ); document.write( "\n" ); document.write( "\"15-10%2Asqrt%2815%29%2Bsqrt%2815%29-10\" Now collect every term to make a single expression.\r
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\n" ); document.write( "\n" ); document.write( "\"5-9%2Asqrt%2815%29\" Now combine like terms.\r
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\n" ); document.write( "\n" ); document.write( "So \"%285sqrt%283%29%2Bsqrt%285%29%29%28sqrt%283%29-2sqrt%285%29%29\" FOILs to \"5-9%2Asqrt%2815%29\".\r
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\n" ); document.write( "\n" ); document.write( "In other words, \"%285%2Asqrt%283%29%2Bsqrt%285%29%29%28sqrt%283%29-2%2Asqrt%285%29%29=5-9%2Asqrt%2815%29\".
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