document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=667898>Question 667898</A>: <I><SPAN STYLE=\"word-break: break-all;\"> it says, \"Identify each curve. find the characteristics listed.\"\r<BR>\n" );
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document.write( "12x= y^2   vertex, focus, directix\r<BR>\n" );
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document.write( "please help </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #415315 by </B><A HREF=/tutors/aboutme.mpl?userid=lwsshak3><B>lwsshak3(11628)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=lwsshak3><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=415315\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> it says, \"Identify each curve. find the characteristics listed.\" <BR>\n" );
document.write( "12x= y^2 vertex, focus, directix <BR>\n" );
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document.write( "y^2=12x<BR>\n" );
document.write( "This is an equation of a parabola that opens rightwards.<BR>\n" );
document.write( "Its standard form: (y-k)^2=4p(x-h), (h,k)=(x,y) coordinates of the vertex<BR>\n" );
document.write( "For given equation: y^2=12x:<BR>\n" );
document.write( "vertex: (0,0)<BR>\n" );
document.write( "axis of symmetry: y=0<BR>\n" );
document.write( "4p=12<BR>\n" );
document.write( "p=3<BR>\n" );
document.write( "focus: (3,0) (p-distance from vertex on axis of symmetry)<BR>\n" );
document.write( "directrix: x=-3 (equation of vertical line p-distance from vertex on the axis of symmetry<BR>\n" );
document.write( "see graph below:<BR>\n" );
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document.write( " </SPAN>\n" );
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