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