document.write( "Question 321600: I need help factoring out the GCF for this polynomial(3z-21xz^3) \n" ); document.write( "
Algebra.Com's Answer #230940 by QH(50)\"\" \"About 
You can put this solution on YOUR website!
\"%283z-21xz%5E3%29\"
\n" ); document.write( "\"3z%281-7xz2%29\"
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