document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=237935>Question 237935</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Please help.<BR>\n" );
document.write( "Express using a positive exponent<BR>\n" );
document.write( "t^-2\r<BR>\n" );
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document.write( "Solve solution set<BR>\n" );
document.write( "(x+5)(x-11)(x+4)>0 </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #175512 by </B><A HREF=/tutors/aboutme.mpl?userid=College+Student><B>College Student(505)</B></A><img src=\"/images/stars/stars-10.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=College+Student><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=College+Student><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=175512\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Express using a positive exponent: <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=t%5E-2 ALIGN=MIDDLE  ALT=\"t%5E-2\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
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document.write( "Negative exponents signify fractions.  So we can re-write this term as <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=1%2Ft%5E2 ALIGN=MIDDLE  ALT=\"1%2Ft%5E2\"   DISABLED_style= \"max-width:90%; height:auto;\" >.  This would give you the positive exponent you're looking for.<BR>\n" );
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document.write( "Solve solution set:<BR>\n" );
document.write( "(x+5)(x-11)(x+4)>0<BR>\n" );
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document.write( "We know that any number multiplied by zero equals zero, right?  <BR>\n" );
document.write( "So, since the inequality tells us the left side must be greater than zero, none of the three terms can equal to zero.  <BR>\n" );
document.write( "Can you see why?  Because if any of them do, we would end up with 0>0... which would be wrong.<BR>\n" );
document.write( "So now we look for valid values in each term.<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=x%2B5 ALIGN=MIDDLE  ALT=\"x%2B5\"   DISABLED_style= \"max-width:90%; height:auto;\" > must be greater than zero, so x must be any number greater or equal to 6<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%28x-11%29 ALIGN=MIDDLE  ALT=\"%28x-11%29\"   DISABLED_style= \"max-width:90%; height:auto;\" > must also be greater than zero, so x must be any number greater or equal to 12<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%28x%2B4%29 ALIGN=MIDDLE  ALT=\"%28x%2B4%29\"   DISABLED_style= \"max-width:90%; height:auto;\" > must aslo be greater than zero, so x must be any number greater or equal to 5<BR>\n" );
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document.write( "Solution set: x>=6, >=12, >=5 </SPAN>\n" );
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