document.write( "Question 1084713: Factor each completely.\r
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Algebra.Com's Answer #698797 by MathTherapy(10555)\"\" \"About 
You can put this solution on YOUR website!

\n" ); document.write( "Factor each completely.\r
\n" ); document.write( "\n" ); document.write( "42r^3−49r^2+18r−21
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\"42r%5E3+-+49r%5E2+%2B+18r+-+21\"
\n" ); document.write( "\"7r%5E2%286r+-+7%29+%2B+3%286r+-+7%29\"
\n" ); document.write( "\"highlight_green%28%287r%5E2+%2B+3%29%286r+-+7%29%29\" \n" ); document.write( "
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