document.write( "Question 631888: Simplify : (√2-3)(√2+3) \r
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document.write( "I got : -7-√2\r
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document.write( "Please show work through steps so I can understand this properly and know where I went wrong if I completed this incorrectly. Thank you for your time !! I realy appreciate it :) \n" );
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Algebra.Com's Answer #397864 by richwmiller(17219) You can put this solution on YOUR website! Where are your steps? \n" ); document.write( "Use foil \n" ); document.write( "first outer inner last\r \n" ); document.write( "\n" ); document.write( "or you should know that x^2-y^2=(x+y)*(x-y) \n" ); document.write( "where x=sqrt(2) and y=3 \n" ); document.write( "answer should be 2-9=-7 \n" ); document.write( " |