document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1207661>Question 1207661</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Find the real solutions of the equation. \r<BR>\n" );
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document.write( "2x^(-2) - 3x^(-1) - 4 = 0\r<BR>\n" );
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document.write( "I then decided to rewrite the original equation this way:\r<BR>\n" );
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document.write( "(2/x^2) - (3/x) - 4 = 0\r<BR>\n" );
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document.write( "Stuck here.... </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #845665 by </B><A HREF=/tutors/aboutme.mpl?userid=math_tutor2020><B>math_tutor2020(3816)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=math_tutor2020><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=845665\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> <font color=black size=3><BR>\n" );
document.write( "Multiply both sides by x^2 to go from <BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=2%2F%28x%5E2%29+-+3%2Fx+-+4+=+0 ALIGN=MIDDLE  ALT=\"2%2F%28x%5E2%29+-+3%2Fx+-+4+=+0\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "to<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=2+-+3x+-+4x%5E2+=+0 ALIGN=MIDDLE  ALT=\"2+-+3x+-+4x%5E2+=+0\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "Rearrange the terms so the quadratic is in standard form.<BR>\n" );
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document.write( "Now apply the quadratic formula.<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=x+=+%28-%28-3%29%2B-sqrt%28%28-3%29%5E2-4%28-4%29%282%29%29%29%2F%282%28-4%29%29 ALIGN=MIDDLE  ALT=\"x+=+%28-%28-3%29%2B-sqrt%28%28-3%29%5E2-4%28-4%29%282%29%29%29%2F%282%28-4%29%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=x+=+%283%2B-sqrt%289+%2B+32%29%29%2F%28-8%29 ALIGN=MIDDLE  ALT=\"x+=+%283%2B-sqrt%289+%2B+32%29%29%2F%28-8%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=x+=+%283%2B-sqrt%2841%29%29%2F%28-8%29 ALIGN=MIDDLE  ALT=\"x+=+%283%2B-sqrt%2841%29%29%2F%28-8%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=x+=+%283%2Bsqrt%2841%29%29%2F%28-8%29 ALIGN=MIDDLE  ALT=\"x+=+%283%2Bsqrt%2841%29%29%2F%28-8%29\"   DISABLED_style= \"max-width:90%; height:auto;\" > or <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=x+=+%283-sqrt%2841%29%29%2F%28-8%29 ALIGN=MIDDLE  ALT=\"x+=+%283-sqrt%2841%29%29%2F%28-8%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=x+=+%28-3-sqrt%2841%29%29%2F%288%29 ALIGN=MIDDLE  ALT=\"x+=+%28-3-sqrt%2841%29%29%2F%288%29\"   DISABLED_style= \"max-width:90%; height:auto;\" > or <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=x+=+%28-3%2Bsqrt%2841%29%29%2F%288%29 ALIGN=MIDDLE  ALT=\"x+=+%28-3%2Bsqrt%2841%29%29%2F%288%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=x+=+-1.175391 ALIGN=MIDDLE  ALT=\"x+=+-1.175391\"   DISABLED_style= \"max-width:90%; height:auto;\" > or <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=x+=+0.425391 ALIGN=MIDDLE  ALT=\"x+=+0.425391\"   DISABLED_style= \"max-width:90%; height:auto;\" > both of which are approximate.<BR>\n" );
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