document.write( "Question 491634: (sqrt)400 - (sqrt)289 = \n" ); document.write( "
Algebra.Com's Answer #334801 by ptth176(50)\"\" \"About 
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(sqrt)400 - (sqrt)289 =(sqrt)20x20- (sqrt)17x17 =20-17=3 \n" ); document.write( "
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