document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=253358>Question 253358</A>: <I><SPAN STYLE=\"word-break: break-all;\"> x2-4x-5<0 </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #185646 by </B><A HREF=/tutors/aboutme.mpl?userid=stanbon><B>stanbon(75887)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=stanbon><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=185646\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> x^2-4x-5<0<BR>\n" );
document.write( "Factor:<BR>\n" );
document.write( "(x-5)(x+1) < 0<BR>\n" );
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document.write( "x cannot be 5; x cannot be -1<BR>\n" );
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document.write( "Draw a number line and plot x = -1 and x = 5<BR>\n" );
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document.write( "Note: The number line is broken into 3 intervals.<BR>\n" );
document.write( "Test a check point from each interval  in the inequality to determine where the solutions are.<BR>\n" );
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document.write( "Test x = -2; you get (-)(-) < 0 ; that is false<BR>\n" );
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document.write( "Test x = 4 ; you get (-)(+) < 0 ; true so solutions in (-1,5)<BR>\n" );
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document.write( "Test x = 6 ; you get (+)(+)<0 ; that is false<BR>\n" );
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document.write( "Ans: All x in (-1,5)<BR>\n" );
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document.write( "Cheers,<BR>\n" );
document.write( "Stan H.\r<BR>\n" );
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