document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=512301>Question 512301</A>: <I><SPAN STYLE=\"word-break: break-all;\"> y squared minus eight x equals zero \r<BR>\n" );
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document.write( "c = <BR>\n" );
document.write( "Principal axis =<BR>\n" );
document.write( "Opening =<BR>\n" );
document.write( "Vertex =<BR>\n" );
document.write( "Focus =<BR>\n" );
document.write( "Directrix =<BR>\n" );
document.write( "Endpts of Lotus Rectum = </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #343234 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=343234\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> y squared minus eight x equals zero<BR>\n" );
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document.write( "y^2-8x=0<BR>\n" );
document.write( "y^2=8x<BR>\n" );
document.write( "This is an equation of a parabola of standard form: (y-k)^2=4p(x-h) with (h,k) being the coordinates of the vertex.<BR>\n" );
document.write( "For given equation: y^2=8x:<BR>\n" );
document.write( "4p=8<BR>\n" );
document.write( "p=2<BR>\n" );
document.write( "..<BR>\n" );
document.write( "c = (What is this)?<BR>\n" );
document.write( "Principal axis: y=0 (also, called axis of symmetry)<BR>\n" );
document.write( "Opening: Parabola opens rightwards<BR>\n" );
document.write( "Vertex: (0,0)<BR>\n" );
document.write( "Focus: (2,0) (a point p units from vertex on axis of symmetry)<BR>\n" );
document.write( "Directrix: y=-2 (line pependicular to axis of symmetry p units from vertex   <BR>\n" );
document.write( "Endpts of Lotus Rectum: (2,-4) and (2,4)<BR>\n" );
document.write( "..<BR>\n" );
document.write( "see graph below as a visual check on above.<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+graph%28+300%2C+300%2C+-10%2C+10%2C+-10%2C+10%2C%288x%29%5E.5%2C+-%288x%29%5E.5%29+ ALIGN=MIDDLE  ALT=\"+graph%28+300%2C+300%2C+-10%2C+10%2C+-10%2C+10%2C%288x%29%5E.5%2C+-%288x%29%5E.5%29+\"   DISABLED_style= \"max-width:90%; height:auto;\" > </SPAN>\n" );
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