document.write( "Question 597850: Completely factor the expression 20x^2-45y^2
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Algebra.Com's Answer #378364 by Alan3354(69443)\"\" \"About 
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Completely factor the expression 20x^2-45y^2
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\n" ); document.write( "Hint:
\n" ); document.write( "Both terms have a factor of 5.
\n" ); document.write( "Then it's a difference of 2 squares.
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