document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=813416>Question 813416</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Determine the type of curve represented by the equation.  Find the foci and vertices (if any).\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=x=y%5E2-16y ALIGN=MIDDLE  ALT=\"x=y%5E2-16y\"   DISABLED_style= \"max-width:90%; height:auto;\" > </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #489669 by </B><A HREF=/tutors/aboutme.mpl?userid=josgarithmetic><B>josgarithmetic(39630)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=josgarithmetic><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=489669\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Here is SOME of the information but not all.\r<BR>\n" );
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document.write( "Parabola with symmetry axis parallel to the x-axis, opening to the right.  You can Complete the Square for y to put this into standard form and read the vertex directly from the equation.  The term to complete the square is <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%2816%2F2%29%5E2=64 ALIGN=MIDDLE  ALT=\"%2816%2F2%29%5E2=64\"   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=x=y%5E2-16y%2B64-64 ALIGN=MIDDLE  ALT=\"x=y%5E2-16y%2B64-64\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=highlight%28x=%28y-8%29%5E2-64%29 ALIGN=MIDDLE  ALT=\"highlight%28x=%28y-8%29%5E2-64%29\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "Vertex would be (-64,8)\r<BR>\n" );
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document.write( "For finding focus, study what your textbook discusses, and also you could use:<BR>\n" );
document.write( "http://en.wikipedia.org/wiki/Parabola  and check carefully the section called, \"Equation in Cartesian Coordinates\". </SPAN>\n" );
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