document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=921536>Question 921536</A>: <I><SPAN STYLE=\"word-break: break-all;\"> If cot(theta) is undefined what does theta equal? </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #559049 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=559049\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> If cot(theta) is undefined what does theta equal?<BR>\n" );
document.write( "cotx=cosx/sinx<BR>\n" );
document.write( "cotx is undefined when sinx=0<BR>\n" );
document.write( "sinx=0 at x=0, and x=&#960;<BR>\n" );
document.write( "cosx=1 and -1 at x=0, and x=&#960;<BR>\n" );
document.write( "so,at x=0, and x=&#960;<BR>\n" );
document.write( "cotx=cosx/sinx=1/0 and -1/0 which makes the function undefined <BR>\n" );
document.write( " </SPAN>\n" );
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