document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=420844>Question 420844</A>: <I><SPAN STYLE=\"word-break: break-all;\"> 9x^2 +25y^2 = 64 into form of (x-h)^2/a^2 + (y-k)^2/b^2, How?<BR>\n" );
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document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #293952 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=293952\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> 9x^2 +25y^2 = 64 into form of (x-h)^2/a^2 + (y-k)^2/b^2, How?\r<BR>\n" );
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document.write( "9x^2 +25y^2 = 64<BR>\n" );
document.write( "x^2/(64/9)+y^2/(64/25)=1<BR>\n" );
document.write( "This is an ellipse with center at (0,0) and horizontal major axis<BR>\n" );
document.write( "Standard form of ellipse: (x-h)^2/a^2+(y-k)^2/b^2=1<BR>\n" );
document.write( "For given equation:<BR>\n" );
document.write( "a^2=64/9<BR>\n" );
document.write( "a=8/3<BR>\n" );
document.write( "b^2=64/25<BR>\n" );
document.write( "b=8/5<BR>\n" );
document.write( "center: (h,k)=(0,0) <BR>\n" );
document.write( "The graph below shows what this ellipse looks like<BR>\n" );
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document.write( "y=((64-9x^2)/25)^.5\r<BR>\n" );
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