document.write( "Question 1062913: Please show me the solution to this problem using factoring and zero-product property .\r
\n" ); document.write( "\n" ); document.write( "9r^2 - 30r + 21 = -4\r
\n" ); document.write( "\n" ); document.write( "Your help is greatly appreciated.
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Algebra.Com's Answer #677922 by josgarithmetic(39617)\"\" \"About 
You can put this solution on YOUR website!
\"9r%5E2-30r%2B25=0\"\r
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\n" ); document.write( "\n" ); document.write( "\"%283r-5%29%5E2=0\"\r
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\n" ); document.write( "\n" ); document.write( "\"3r-5=0\"\r
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\n" ); document.write( "\n" ); document.write( "\"r=5%2F3\"
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