document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=38739>Question 38739</A>: <I><SPAN STYLE=\"word-break: break-all;\"> When looking at an equation of a hyperbola in general form, how do you tell the difference between a hyperbola that opens up and down (y^2-x^2=1) and a hyperbola that opens left and right (x^2-y^2=1) without writing the equation in standard form? I know AC<0  </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #24246 by </B><A HREF=/tutors/aboutme.mpl?userid=Nate><B>Nate(3500)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=Nate><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=24246\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> The <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=a%5E2 ALIGN=MIDDLE  ALT=\"a%5E2\"   DISABLED_style= \"max-width:90%; height:auto;\" > value is always under the positive term. When this value is under the y-values, it has a vertical transverse axis. When under the x-values, it has a horizontal transverse axis. The transverse axis is <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=2a ALIGN=MIDDLE  ALT=\"2a\"   DISABLED_style= \"max-width:90%; height:auto;\" > units long and connects the two \"parabola-like\" branches. </SPAN>\n" );
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