document.write( "Question 616803: (x+3)/(x^2+10x+21) \n" ); document.write( "
Algebra.Com's Answer #387907 by stanbon(75887)\"\" \"About 
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(x+3)/(x^2+10x+21)
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\n" ); document.write( "Factor:
\n" ); document.write( "(x+3)/[(x+3)(x+7)]
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\n" ); document.write( "= 1/(x+7)
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\n" ); document.write( "Cheers,
\n" ); document.write( "Stan H.
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