document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=636443>Question 636443</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Give the vertex, focus, and directrix of the parabola\r<BR>\n" );
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document.write( "16x^2=y </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #401149 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=401149\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Give the vertex, focus, and directrix of the parabola <BR>\n" );
document.write( "16x^2=y<BR>\n" );
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document.write( "Form of equation for a parabola that opens upwards: x^2=4py<BR>\n" );
document.write( "For given problem:<BR>\n" );
document.write( "x^2=(1/16)y<BR>\n" );
document.write( "4p=1/16<BR>\n" );
document.write( "p=1/64<BR>\n" );
document.write( "Equation: <BR>\n" );
document.write( "x^2=y/64<BR>\n" );
document.write( "..<BR>\n" );
document.write( "vertex: (0,0)<BR>\n" );
document.write( "axis of symmetry: x=0<BR>\n" );
document.write( "focus: (0, 1/64) (p distance above vertex on the axis of symmetry)<BR>\n" );
document.write( "directrix: y=-1/64 (p distance below vertex on the axis of symmetry) </SPAN>\n" );
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