document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1168614>Question 1168614</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Find an equation of the parabola in standard form having the given properties. Draw a sketch of the parabola ( make sure to emphasize all of the properties of the parabola)\r<BR>\n" );
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document.write( "A. vertex at (2,4), focus at (-3,4)<BR>\n" );
document.write( "B. vertex at origin, opens upward, length of latus rectum is 4 units </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #793194 by </B><A HREF=/tutors/aboutme.mpl?userid=josgarithmetic><B>josgarithmetic(39618)</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=793194\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> A quick sketch and simple computation shows that directrix is x=7, or all points in the plane, (7,y).\r<BR>\n" );
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document.write( "Distance from (x,y) to (-3,4) is equal to distance from (x,y) to (7,y).\r<BR>\n" );
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document.write( "Setup using the Distance Formula definition for parabola and start with<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%28x%2B3%29%5E2%2B%28y-4%29%5E2=%28x-7%29%5E2%2B%28y-y%29%5E2 ALIGN=MIDDLE  ALT=\"%28x%2B3%29%5E2%2B%28y-4%29%5E2=%28x-7%29%5E2%2B%28y-y%29%5E2\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( ".\r<BR>\n" );
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document.write( "Upon doing the algebra steps an equation found <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=highlight%28%28y-4%29%5E2=-20%28x-2%29%29 ALIGN=MIDDLE  ALT=\"highlight%28%28y-4%29%5E2=-20%28x-2%29%29\"   DISABLED_style= \"max-width:90%; height:auto;\" >.<BR>\n" );
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