document.write( "Question 585188: can not figure out how to come to the answer to this problem...
\n" ); document.write( "(4√5-8√2)*(2√5+4√2)please help
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Algebra.Com's Answer #373221 by ankor@dixie-net.com(22740)\"\" \"About 
You can put this solution on YOUR website!
\"%284sqrt%285%29-8sqrt%282%29%29%2A%282sqrt%285%29%2B4sqrt%282%29%29\"
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\n" ); document.write( "FOIL, (when we multiply square roots of like terms we get rid of the radical}
\n" ); document.write( "\"8%285%29+%2B+16sqrt%2810%29+-+16sqrt%2810%29+-+32%282%29\"
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\n" ); document.write( "the middle terms cancel so we have
\n" ); document.write( "40 - 64 = -24
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