document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=221864>Question 221864</A>: <I><SPAN STYLE=\"word-break: break-all;\"> please help me with these problems. I can't seem to understand.\r<BR>\n" );
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document.write( "45z^3 - 90z^2+ 40z\r<BR>\n" );
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document.write( "and\r<BR>\n" );
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document.write( "z^2 - 14z + 24\r<BR>\n" );
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document.write( "thank you! </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #166269 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=166269\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Are you being asked to factor or to solve?<BR>\n" );
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document.write( "45z^3 - 90z^2+ 40z<BR>\n" );
document.write( "Factor:<BR>\n" );
document.write( "= 5z(9z^2-18z+8)<BR>\n" );
document.write( "---<BR>\n" );
document.write( "= 5z(3z-2)(3z-4)<BR>\n" );
document.write( "---<BR>\n" );
document.write( "If you need to solve, set each factor equal to zero and solve to get:<BR>\n" );
document.write( "z = 0, z = 2/3, z = 4/3<BR>\n" );
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document.write( "and <BR>\n" );
document.write( "z^2 - 14z + 24<BR>\n" );
document.write( "Factor:<BR>\n" );
document.write( "= z^2-12z-2z+24<BR>\n" );
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document.write( "= z(z-12)-2(z-12)<BR>\n" );
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document.write( "= (z-12)(z-2)<BR>\n" );
document.write( "---<BR>\n" );
document.write( "If you need to solve, set each factor equal to zero and solve to get:<BR>\n" );
document.write( "z = 12 or z = 2<BR>\n" );
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document.write( "Cheers,<BR>\n" );
document.write( "Stan H.<BR>\n" );
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document.write( " </SPAN>\n" );
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