document.write( "Question 207541: Factor each polynomial. If polynomial is prime, say so.
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Algebra.Com's Answer #156927 by rfer(16322)\"\" \"About 
You can put this solution on YOUR website!
18z+45+z^2
\n" ); document.write( "z^2+18z+45
\n" ); document.write( "(z+15)(z+3)
\n" ); document.write( "z^2+3z
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\n" ); document.write( "z^2+18z+45
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