document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=943356>Question 943356</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Given the function f(x) = 2x^2 + 3x - 1 , find the value(s) of k so that f(k+2) = -2. <BR>\n" );
document.write( "- I nee help how to start off and what lesson to use. 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 #575126 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=575126\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> \r<BR>\n" );
document.write( "\n" );
document.write( "Given the function <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=f%28x%29+=+2x%5E2+%2B+3x+-+1 ALIGN=MIDDLE  ALT=\"f%28x%29+=+2x%5E2+%2B+3x+-+1\"   DISABLED_style= \"max-width:90%; height:auto;\" > , find the value(s) of k so that <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=f%28k%2B2%29+=+-2 ALIGN=MIDDLE  ALT=\"f%28k%2B2%29+=+-2\"   DISABLED_style= \"max-width:90%; height:auto;\" >. \r<BR>\n" );
document.write( "\n" );
document.write( " <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=f%28k%2B2%29+=2%28k%2B2%29%5E2+%2B+3%28k%2B2%29+-+1=-2 ALIGN=MIDDLE  ALT=\"f%28k%2B2%29+=2%28k%2B2%29%5E2+%2B+3%28k%2B2%29+-+1=-2\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
document.write( "\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=2%28k%5E2%2B4k%2B4%29+%2B+3k%2B6-+1=-2 ALIGN=MIDDLE  ALT=\"2%28k%5E2%2B4k%2B4%29+%2B+3k%2B6-+1=-2\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
document.write( "\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=2k%5E2%2B8k%2B8+%2B+3k%2B6-+1=-2 ALIGN=MIDDLE  ALT=\"2k%5E2%2B8k%2B8+%2B+3k%2B6-+1=-2\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
document.write( "\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=2k%5E2%2B11k%2B13=-2 ALIGN=MIDDLE  ALT=\"2k%5E2%2B11k%2B13=-2\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
document.write( "\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=2k%5E2%2B11k%2B13%2B2=0 ALIGN=MIDDLE  ALT=\"2k%5E2%2B11k%2B13%2B2=0\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
document.write( "\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=2k%5E2%2B11k%2B15=0 ALIGN=MIDDLE  ALT=\"2k%5E2%2B11k%2B15=0\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
document.write( "\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=2k%5E2%2B6k%2B5k%2B15=0 ALIGN=MIDDLE  ALT=\"2k%5E2%2B6k%2B5k%2B15=0\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
document.write( "\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%282k%5E2%2B6k%29%2B%285k%2B15%29=0 ALIGN=MIDDLE  ALT=\"%282k%5E2%2B6k%29%2B%285k%2B15%29=0\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
document.write( "\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=2k%28k%2B3%29%2B5%28k%2B3%29=0 ALIGN=MIDDLE  ALT=\"2k%28k%2B3%29%2B5%28k%2B3%29=0\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
document.write( "\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%28k%2B3%29+%282k%2B5%29+=+0 ALIGN=MIDDLE  ALT=\"%28k%2B3%29+%282k%2B5%29+=+0\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
document.write( "\n" );
document.write( "solutions:\r<BR>\n" );
document.write( "\n" );
document.write( "if <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%28k%2B3%29++=+0 ALIGN=MIDDLE  ALT=\"%28k%2B3%29++=+0\"   DISABLED_style= \"max-width:90%; height:auto;\" > =><IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+k=-3 ALIGN=MIDDLE  ALT=\"+k=-3\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
document.write( "\n" );
document.write( "if  <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%282k%2B5%29+=+0 ALIGN=MIDDLE  ALT=\"%282k%2B5%29+=+0\"   DISABLED_style= \"max-width:90%; height:auto;\" > => <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=k=-5%2F2 ALIGN=MIDDLE  ALT=\"k=-5%2F2\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
document.write( "<BR>\n" );
document.write( "\n" );
document.write( "check one solution:\r<BR>\n" );
document.write( "\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=f%28k%2B2%29+=2%28k%2B2%29%5E2+%2B+3%28k%2B2%29+-+1 ALIGN=MIDDLE  ALT=\"f%28k%2B2%29+=2%28k%2B2%29%5E2+%2B+3%28k%2B2%29+-+1\"   DISABLED_style= \"max-width:90%; height:auto;\" >    => <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=k=-3 ALIGN=MIDDLE  ALT=\"k=-3\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
document.write( "\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=f%28-3%2B2%29+=2%28-3%2B2%29%5E2+%2B+3%28-3%2B2%29+-+1+ ALIGN=MIDDLE  ALT=\"f%28-3%2B2%29+=2%28-3%2B2%29%5E2+%2B+3%28-3%2B2%29+-+1+\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
document.write( "\n" );
document.write( " <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=f%28-1%29+=2%28-1%29%5E2+%2B+3%28-1%29+-+1 ALIGN=MIDDLE  ALT=\"f%28-1%29+=2%28-1%29%5E2+%2B+3%28-1%29+-+1\"   DISABLED_style= \"max-width:90%; height:auto;\" > \r<BR>\n" );
document.write( "\n" );
document.write( " <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=f%28-1%29+=2+-3+-+1 ALIGN=MIDDLE  ALT=\"f%28-1%29+=2+-3+-+1\"   DISABLED_style= \"max-width:90%; height:auto;\" > \r<BR>\n" );
document.write( "\n" );
document.write( " <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=f%28-1%29+=+-2+ ALIGN=MIDDLE  ALT=\"f%28-1%29+=+-2+\"   DISABLED_style= \"max-width:90%; height:auto;\" > ...as given\r<BR>\n" );
document.write( "\n" );
document.write( "you can check for <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=k=-5%2F2 ALIGN=MIDDLE  ALT=\"k=-5%2F2\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
document.write( "<BR>\n" );
document.write( "\n" );
document.write( " </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );