document.write( "Question 380652: Factor completely.
\n" ); document.write( "9r^2-16
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Algebra.Com's Answer #270206 by stanbon(75887)\"\" \"About 
You can put this solution on YOUR website!
Factor completely.
\n" ); document.write( "9r^2-16
\n" ); document.write( "= (3r-4)(3r+4)
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\n" ); document.write( "Cheers,
\n" ); document.write( "Stan H.
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