document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=208689>Question 208689</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Hi, can you please help me get through this algebra graph??\r<BR>\n" );
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document.write( "Graph f(x)= x^2+2x-6<BR>\n" );
document.write( "Find the vertex, write as a coordinate, find line of symmetry, max or min?\r<BR>\n" );
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document.write( "Thanks </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #157824 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=157824\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Graph f(x)= x^2+2x-6<BR>\n" );
document.write( "Find the vertex, write as a coordinate, find line of symmetry, max or min? <BR>\n" );
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document.write( "Since the coefficient of x^2 is positive you have a max.<BR>\n" );
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document.write( "Vertex:<BR>\n" );
document.write( "The vertex occurs where x = -b/2a = -2/2 = -1<BR>\n" );
document.write( "f(-1) = (-1)^2 +2*-1-6 = 1-2-6 = -7<BR>\n" );
document.write( "Vertex is (-1,-7)<BR>\n" );
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document.write( "Axis of symmetry passes thru the vertex and is vertical<BR>\n" );
document.write( "So axis is x = -1<BR>\n" );
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document.write( "Graph:<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=graph%28400%2C300%2C-10%2C10%2C-10%2C10%2Cx%5E2%2B2x-6%29 ALIGN=MIDDLE  ALT=\"graph%28400%2C300%2C-10%2C10%2C-10%2C10%2Cx%5E2%2B2x-6%29\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
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document.write( "Cheers,<BR>\n" );
document.write( "Stan H.<BR>\n" );
document.write( "PS: Reply to stanbon@comcast.net because the algebra.com<BR>\n" );
document.write( "feedback program is not working.<BR>\n" );
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