document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1177949>Question 1177949</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Determine the exact value(s) of k such that (k+2)x^2 −6 = kx −1 has one solution.\r<BR>\n" );
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document.write( "I need help asap thank you!!!! </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #807109 by </B><A HREF=/tutors/aboutme.mpl?userid=MathLover1><B>MathLover1(20850)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=MathLover1><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=MathLover1><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=807109\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Determine the exact value(s) of<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+k ALIGN=MIDDLE  ALT=\"+k\"   DISABLED_style= \"max-width:90%; height:auto;\" > such that<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+%28k%2B2%29x%5E2+-6+=+kx+-1 ALIGN=MIDDLE  ALT=\"+%28k%2B2%29x%5E2+-6+=+kx+-1\"   DISABLED_style= \"max-width:90%; height:auto;\" > has one solution.\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%28k%2B2%29x%5E2+-6+-+kx+%2B1=0 ALIGN=MIDDLE  ALT=\"%28k%2B2%29x%5E2+-6+-+kx+%2B1=0\"   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=%28k%2B2%29x%5E2-+kx++-5+=0 ALIGN=MIDDLE  ALT=\"%28k%2B2%29x%5E2-+kx++-5+=0\"   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=a=%28k%2B2%29 ALIGN=MIDDLE  ALT=\"a=%28k%2B2%29\"   DISABLED_style= \"max-width:90%; height:auto;\" >, <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=b=-k ALIGN=MIDDLE  ALT=\"b=-k\"   DISABLED_style= \"max-width:90%; height:auto;\" >,<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+c=-5 ALIGN=MIDDLE  ALT=\"+c=-5\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "use discriminant:  \r<BR>\n" );
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document.write( "If discriminant,<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+b%5E2+-+4ac+%3E+0 ALIGN=MIDDLE  ALT=\"+b%5E2+-+4ac+%3E+0\"   DISABLED_style= \"max-width:90%; height:auto;\" >, two solutions exist. <BR>\n" );
document.write( "If discriminant, <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=b%5E2+-+4ac+=+0 ALIGN=MIDDLE  ALT=\"b%5E2+-+4ac+=+0\"   DISABLED_style= \"max-width:90%; height:auto;\" >, one solution exists. <BR>\n" );
document.write( "If discriminant, <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=b%5E2+-+4ac+%3C+0 ALIGN=MIDDLE  ALT=\"b%5E2+-+4ac+%3C+0\"   DISABLED_style= \"max-width:90%; height:auto;\" >, no solution exists\r<BR>\n" );
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document.write( "so, you need:\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=b%5E2-4ac=0+ ALIGN=MIDDLE  ALT=\"b%5E2-4ac=0+\"   DISABLED_style= \"max-width:90%; height:auto;\" >....substitute <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=a ALIGN=MIDDLE  ALT=\"a\"   DISABLED_style= \"max-width:90%; height:auto;\" >,<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=b ALIGN=MIDDLE  ALT=\"b\"   DISABLED_style= \"max-width:90%; height:auto;\" >, and <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=c ALIGN=MIDDLE  ALT=\"c\"   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=%28-k%29%5E2-4%28k%2B2%29%28-5%29=0+ ALIGN=MIDDLE  ALT=\"%28-k%29%5E2-4%28k%2B2%29%28-5%29=0+\"   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=k%5E2%2B20k%2B40=0 ALIGN=MIDDLE  ALT=\"k%5E2%2B20k%2B40=0\"   DISABLED_style= \"max-width:90%; height:auto;\" > .........using quadratic formula, we get\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=k+=+2+%28sqrt%2815%29+-+5%29 ALIGN=MIDDLE  ALT=\"k+=+2+%28sqrt%2815%29+-+5%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=k+=+-2+%285+%2B+sqrt%2815%29%29 ALIGN=MIDDLE  ALT=\"k+=+-2+%285+%2B+sqrt%2815%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=+%282%28sqrt%2815%29+-+5%29%2B2%29x%5E2+-6+=+2+%28sqrt%2815%29+-+5%29x+-1 ALIGN=MIDDLE  ALT=\"+%282%28sqrt%2815%29+-+5%29%2B2%29x%5E2+-6+=+2+%28sqrt%2815%29+-+5%29x+-1\"   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=%282sqrt%2815%29+-+8%29x%5E2+-+6=2+%28sqrt%2815%29+-+5%29x+-1 ALIGN=MIDDLE  ALT=\"%282sqrt%2815%29+-+8%29x%5E2+-+6=2+%28sqrt%2815%29+-+5%29x+-1\"   DISABLED_style= \"max-width:90%; height:auto;\" > -> has one solution\r<BR>\n" );
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document.write( "or<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+%28-2%28sqrt%2815%29+%2B5%29%2B2%29x%5E2+-6+=-2%28sqrt%2815%29+%2B+5%29x+-1 ALIGN=MIDDLE  ALT=\"+%28-2%28sqrt%2815%29+%2B5%29%2B2%29x%5E2+-6+=-2%28sqrt%2815%29+%2B+5%29x+-1\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=-%282sqrt%2815%29%2B8%29x%5E2+-+6=-2%28sqrt%2815%29+%2B+5%29x+-1 ALIGN=MIDDLE  ALT=\"-%282sqrt%2815%29%2B8%29x%5E2+-+6=-2%28sqrt%2815%29+%2B+5%29x+-1\"   DISABLED_style= \"max-width:90%; height:auto;\" >-> has one solution\r<BR>\n" );
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document.write( " </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );