document.write( "Question 795242: Can some one please explain why (3xy)^2 = 9y^2+x^2 \r
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Algebra.Com's Answer #480854 by AnlytcPhil(1807)\"\" \"About 
You can put this solution on YOUR website!
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document.write( "However if you eliminate the + sign on the right\r\n" );
document.write( "and make it multiplication instead:\r\n" );
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document.write( "(3xy)² = 9y²x² ,\r\n" );
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document.write( "then it will be true\r\n" );
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document.write( "Here is why that will be true:\r\n" );
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document.write( "(3xy)² = (3xy)(3xy) = 3·x·y·3·x·y = 3·3·y·y·x·x = 9y²x²\r\n" );
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document.write( "Edwin
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