document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=750581>Question 750581</A>: <I><SPAN STYLE=\"word-break: break-all;\"> factor by grouping, if possible, and check<BR>\n" );
document.write( "w^3 + 7w^2 + 4w + 28\r<BR>\n" );
document.write( "\n" );
document.write( "Factor completely. If a polynomial is prime, state this<BR>\n" );
document.write( "25a^2 - 23a - 2 </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #456712 by </B><A HREF=/tutors/aboutme.mpl?userid=stanbon><B>stanbon(75887)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=stanbon><IMG SRC=http://www.algebra.com/images/aboutme-small.gif BORDER=0 alt=\"About Me\" VALIGN=MIDDLE></A>&nbsp;<IMG SRC=http://www.algebra.com/images/nopicture.jpg><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=456712\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> factor by grouping, if possible, and check<BR>\n" );
document.write( "w^3 + 7w^2 + 4w + 28 <BR>\n" );
document.write( "w^2(w+7)+4(w+7)<BR>\n" );
document.write( "= (w+7)(w^2+4)<BR>\n" );
document.write( "---------------------------------<BR>\n" );
document.write( "Factor completely. If a polynomial is prime, state this<BR>\n" );
document.write( "25a^2 - 23a - 2<BR>\n" );
document.write( "25a^2 - 25a+2a -2<BR>\n" );
document.write( "----<BR>\n" );
document.write( "25a(a-1)+2(a-1)<BR>\n" );
document.write( "----<BR>\n" );
document.write( "= (a-1)(25a+2)<BR>\n" );
document.write( "=================<BR>\n" );
document.write( "Cheers,<BR>\n" );
document.write( "Stan H.<BR>\n" );
document.write( "============\r<BR>\n" );
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document.write( " </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );