document.write( "Question 213473: I am having trouble with some problems. I do not know how to enter a square root symbol on the computer so I will just put square root in words. If there is a better way to do it please e-mail me back to let me know. Thank You.\r
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document.write( "MULTIPLY RADICAL EXPRESSION
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document.write( "(square root of 14 +7)(square root of 14 -7) \n" );
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Algebra.Com's Answer #161276 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! (square root of 14 +7)(square root of 14 -7) \n" ); document.write( "------------------- \n" ); document.write( "[sqrt(14) + 7][sqrt(14) - 7] \n" ); document.write( "Use FOIL: \n" ); document.write( "F: sqrt(14)*sqrt(14) = 14 \n" ); document.write( "O: -7sqrt(14) \n" ); document.write( "I: -7sqrt(14) \n" ); document.write( "L: 7*-7 = -49 \n" ); document.write( "------------------- \n" ); document.write( "Combine to get: \n" ); document.write( "-35 - 14sqrt(14) \n" ); document.write( "====================== \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( " |