document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=104925>Question 104925</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Make sure to superscript all exponents.  All exponents in final answers should be positive.  Final answers should have all single connecting signs and be arranged in descending order.\r<BR>\n" );
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document.write( "1.  Simplify and evaluate:<BR>\n" );
document.write( "(x^4 y^6 z^12/9^-2 x^3 y^-8 z^-9)^0\r<BR>\n" );
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document.write( "I am confused on this one. Our seminars cover the previous week so we have to figure this out before we are taught. Thanks<BR>\n" );
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document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #76383 by </B><A HREF=/tutors/aboutme.mpl?userid=jim_thompson5910><B>jim_thompson5910(35256)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=jim_thompson5910><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=76383\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%28x%5E4%2Ay%5E6%2Az%5E12%2F%289%5E-2%2Ax%5E3%2Ay%5E-8%2Az%5E-9%29%29%5E0 ALIGN=MIDDLE  ALT=\"%28x%5E4%2Ay%5E6%2Az%5E12%2F%289%5E-2%2Ax%5E3%2Ay%5E-8%2Az%5E-9%29%29%5E0\"   DISABLED_style= \"max-width:90%; height:auto;\" > Start with the given expression\r<BR>\n" );
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document.write( "Let <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=w=x%5E4%2Ay%5E6%2Az%5E12%2F%289%5E-2%2Ax%5E3%2Ay%5E-8%2Az%5E-9%29 ALIGN=MIDDLE  ALT=\"w=x%5E4%2Ay%5E6%2Az%5E12%2F%289%5E-2%2Ax%5E3%2Ay%5E-8%2Az%5E-9%29\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=w%5E0 ALIGN=MIDDLE  ALT=\"w%5E0\"   DISABLED_style= \"max-width:90%; height:auto;\" > Now replace the entire expression inside the parenthesis with w\r<BR>\n" );
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document.write( "Remember anything to the zeroth power (except zero) is one. So <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=w%5E0=1 ALIGN=MIDDLE  ALT=\"w%5E0=1\"   DISABLED_style= \"max-width:90%; height:auto;\" >. This means the whole expression raised to the zeroth power is one. So even though it looks really complicated, the answer is really simple.\r<BR>\n" );
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document.write( "So <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%28x%5E4%2Ay%5E6%2Az%5E12%2F%289%5E-2%2Ax%5E3%2Ay%5E-8%2Az%5E-9%29%29%5E0=1 ALIGN=MIDDLE  ALT=\"%28x%5E4%2Ay%5E6%2Az%5E12%2F%289%5E-2%2Ax%5E3%2Ay%5E-8%2Az%5E-9%29%29%5E0=1\"   DISABLED_style= \"max-width:90%; height:auto;\" > </SPAN>\n" );
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