document.write( "Question 96730: Simplify.\r
\n" ); document.write( "\n" ); document.write( "(9+sqrt=5)(9-sqrt=5)
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Algebra.Com's Answer #70368 by jim_thompson5910(35256)\"\" \"About 
You can put this solution on YOUR website!
\"%289%2Bsqrt%285%29%29%289-sqrt%285%29%29\" Start with the given expression\r
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\n" ); document.write( "\n" ); document.write( "\"81%2B9%2Asqrt%285%29-9%2Asqrt%285%29%2Bsqrt%285%29sqrt%285%29\" Foil\r
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\n" ); document.write( "\n" ); document.write( "\"81%2B9%2Asqrt%285%29-9%2Asqrt%285%29%2B5\" Multiply\r
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\n" ); document.write( "\n" ); document.write( "\"81%2Bcross%289%2Asqrt%285%29-9%2Asqrt%285%29%29%2B5\" Cancel out like terms\r
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\n" ); document.write( "\n" ); document.write( "\"86\" Combine like terms
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