document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=12486>Question 12486</A>: <I><SPAN STYLE=\"word-break: break-all;\"> What is the x- and y-intercept and the equation of the line symmetry for: <BR>\n" );
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document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #7783 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=7783\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=y+=+x%5E2+%2B+6x+%2B+8 ALIGN=MIDDLE  ALT=\"y+=+x%5E2+%2B+6x+%2B+8\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "This is a parabola, that opens upward.\r<BR>\n" );
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document.write( "The x-intercept (where  y=0), is at <BR>\n" );
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document.write( "0= (x+2)(x+4)<BR>\n" );
document.write( "x = -2, x= -4.\r<BR>\n" );
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document.write( "Y-intercept is where x=0.  <BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=y=8 ALIGN=MIDDLE  ALT=\"y=8\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "Line of symmetry is always halfway between the intercepts, which would be halfway between x=-2 and x= -4.  Line of symmetry is the line x= -3.\r<BR>\n" );
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document.write( "Graph looks like this:<BR>\n" );
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document.write( "R^2 at SCC </SPAN>\n" );
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