document.write( "Question 173054: This is an expression involving square roots using the FOIL method.
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document.write( " (sqrt 6 + sqrt 5)(sqrt 6 - sqrt 5)
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document.write( " (sqrt 6 x sqrt 6)-(sqrt 6 x sqrt 5)+(sqrt 5 x sqrt 6)-(sqrt 5 x sqrt 5)
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document.write( " sqrt 36 - sqrt 30 + sqrt 30 - sqrt 25
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document.write( " 6 - sqrt 30 + sqrt 30 - 5
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document.write( " Ok, here's where I'm confused: if the negative and positive of sqrt 30 cancel out, does that leave me with 6 - 5 = 1, or 6 - (-5) = 11? Thank you. \n" );
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Algebra.Com's Answer #127905 by Fombitz(32388)![]() ![]() You can put this solution on YOUR website! I understand the confusion. \n" ); document.write( "Sometimes it's better to keep the numbers separated and not combine them. \n" ); document.write( "This is one of those cases. \n" ); document.write( " \n" ); document.write( " \n" ); document.write( " \n" ); document.write( " \n" ); document.write( " |