document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1003960>Question 1003960</A>: <I><SPAN STYLE=\"word-break: break-all;\"> If Cos theta = 12/13 and theta is in quadrant 4, then find (expressed as a fraction) cot theta.  </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #620669 by </B><A HREF=/tutors/aboutme.mpl?userid=stanbon><B>stanbon(75887)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=stanbon><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=620669\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> If Cos theta = 12/13 and theta is in quadrant 4, then find (expressed as a fraction) cot theta. <BR>\n" );
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document.write( "By definition cos = x/r , so x = 12 and r = 13<BR>\n" );
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document.write( "Since y is negative in QIV,\r<BR>\n" );
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document.write( "y = -sqrt[13^2-12^2) = -5<BR>\n" );
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document.write( "Ans: cot(t) = x/y = 12/(-5) = -12/5 = -2.4<BR>\n" );
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document.write( "Cheers,<BR>\n" );
document.write( "Stan H. </SPAN>\n" );
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