document.write( "Question 621098: what is 9y^2-49 factored? \n" ); document.write( "
Algebra.Com's Answer #390569 by Alan3354(69443)\"\" \"About 
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what is 9y^2-49 factored?
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\n" ); document.write( "Hint:
\n" ); document.write( "\"a%5E2+-+b%5E2+=+%28a-b%29%2A%28a%2Bb%29\"
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