document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=81732>Question 81732</A>This question is from textbook <A HREF=http://www.amazon.com/exec/obidos/ASIN/0073268623/algebrahomeworkh></A><BR>\n" );
document.write( ": <I><SPAN STYLE=\"word-break: break-all;\"> Please help me!<BR>\n" );
document.write( "Find all real numbers or imaginary solutions to each equation.<BR>\n" );
document.write( "x^-2-9x^-1+18=0<BR>\n" );
document.write( "I have seen these types of probelms but never with the negative power. I can use all the help you have. Thanks in advance. </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #58554 by </B><A HREF=/tutors/aboutme.mpl?userid=rapaljer><B>rapaljer(4671)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=rapaljer><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=rapaljer><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=58554\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> x^-2-9x^-1+18=0\r<BR>\n" );
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document.write( "Change the negative exponents to fractions:<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=1%2F%28x%5E2%29+-9%281%2Fx%29+%2B18+=+0 ALIGN=MIDDLE  ALT=\"1%2F%28x%5E2%29+-9%281%2Fx%29+%2B18+=+0\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "Then multiply both sides of the equation by the LCD, which is <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+x%5E2 ALIGN=MIDDLE  ALT=\"+x%5E2\"   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=x%5E2%2A%281%2F%28x%5E2%29%29+-x%5E2%2A%289%281%2Fx%29%29++%2Bx%5E2%2A+18+=+x%5E2%2A0 ALIGN=MIDDLE  ALT=\"x%5E2%2A%281%2F%28x%5E2%29%29+-x%5E2%2A%289%281%2Fx%29%29++%2Bx%5E2%2A+18+=+x%5E2%2A0\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=1+-9x+%2B+18x%5E2+=+0 ALIGN=MIDDLE  ALT=\"1+-9x+%2B+18x%5E2+=+0\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=18x%5E2+-9x%2B1=0 ALIGN=MIDDLE  ALT=\"18x%5E2+-9x%2B1=0\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "This factors into <BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+%286x-1%29%283x-1%29+=0 ALIGN=MIDDLE  ALT=\"+%286x-1%29%283x-1%29+=0\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "First solution:<BR>\n" );
document.write( "6x-1=0<BR>\n" );
document.write( "6x=1<BR>\n" );
document.write( "x= 1/6\r<BR>\n" );
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document.write( "Second solution:<BR>\n" );
document.write( "3x-1=0<BR>\n" );
document.write( "3x=1<BR>\n" );
document.write( "x=1/3\r<BR>\n" );
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document.write( "R^2 at SCC </SPAN>\n" );
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