document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1128785>Question 1128785</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Simplify\r<BR>\n" );
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document.write( "(Z^-4)^2/z^-6 </SPAN>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%28z%5E-4%29%5E2%2Fz%5E-6+=+%28z%5E-8%29%2Fz%5E-6 ALIGN=MIDDLE  ALT=\"%28z%5E-4%29%5E2%2Fz%5E-6+=+%28z%5E-8%29%2Fz%5E-6\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "Multiply NUM and DEN by z^8<BR>\n" );
document.write( "= 1/z^2 </SPAN>\n" );
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