document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=819165>Question 819165</A>: <I><SPAN STYLE=\"word-break: break-all;\"> find the least common denominator for the two rational expressions: z-1/z^2+2z-8 , 2z+2/z^2-3z+2 </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #492968 by </B><A HREF=/tutors/aboutme.mpl?userid=mananth><B>mananth(16946)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=mananth><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/cgi-bin/show-face.mpl?user=mananth><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=492968\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> z-1/z^2+2z-8 , 2z+2/z^2-3z+2\r<BR>\n" );
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document.write( "z^2+2z-8\r<BR>\n" );
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document.write( "z^2+4z-2z-8<BR>\n" );
document.write( "z(z+4)-2(z+4)\r<BR>\n" );
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document.write( "(z+4)(z-2)\r<BR>\n" );
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document.write( "z^2-3z+2\r<BR>\n" );
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document.write( "z^2-2z-z+2\r<BR>\n" );
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document.write( "z(z-2)-1(z-2)<BR>\n" );
document.write( "(z-2)(z-1)\r<BR>\n" );
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document.write( "The LCD will be HCF * non common factors\r<BR>\n" );
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document.write( "HCF = (z-2)\r<BR>\n" );
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document.write( "LCD = (z-2)(z-1)(z+4)\r<BR>\n" );
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document.write( " </SPAN>\n" );
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