document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=857769>Question 857769</A>: <I><SPAN STYLE=\"word-break: break-all;\"> PLEASE HELP!!!! I'm having a hard time with this. <BR>\n" );
document.write( "Find the foci of this ellipse equation. Carefully graph the eclipse. Identify the coordinates of the four vertices on the graph. 4x^2+9y^2=36  </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #516822 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=516822\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Given: <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=4x%5E2%2B9y%5E2=36 ALIGN=MIDDLE  ALT=\"4x%5E2%2B9y%5E2=36\"   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=%284x%5E2%29%2F36%2B%289y%5E2%29%2F36=36%2F36 ALIGN=MIDDLE  ALT=\"%284x%5E2%29%2F36%2B%289y%5E2%29%2F36=36%2F36\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%28x%5E2%29%2F9%2B%28y%5E2%29%2F4=1 ALIGN=MIDDLE  ALT=\"%28x%5E2%29%2F9%2B%28y%5E2%29%2F4=1\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
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document.write( "Knowledge about the values in the equation of an ellipse gives a=3, b=2, and this means that, since the ellipse is in standard position, vertices are (0,-3), (0,3), (-2,0), (2,0).  The center is the origin.\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=graph%28300%2C300%2C-5%2C5%2C-5%2C5%2C-%281%2F3%29sqrt%2836-4x%5E2%29%2C%281%2F3%29sqrt%2836-4x%5E2%29%29 ALIGN=MIDDLE   DISABLED_style= \"max-width:90%; height:auto;\" > </SPAN>\n" );
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