document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=891112>Question 891112</A>: <I><SPAN STYLE=\"word-break: break-all;\"> what is the exact value of csc 3600+sec(-3600)<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 #539584 by </B><A HREF=/tutors/aboutme.mpl?userid=Theo><B>Theo(13342)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=Theo><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/cgi-bin/show-face.mpl?user=Theo><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=539584\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> i believe it's going to be undefined.\r<BR>\n" );
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document.write( "this is because csc(3600) is undefined.\r<BR>\n" );
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document.write( "sec(-3600) is equal to 1.\r<BR>\n" );
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document.write( "1 + undefined is undefined.\r<BR>\n" );
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document.write( "you can solve this graphically or by formula.\r<BR>\n" );
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document.write( "the graph of csc(3600) is shown below:\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" src = \"http://theo.x10hosting.com/2014/080503.jpg\" alt = \"$$$\" </>\r<BR>\n" );
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document.write( "the graph of sec(-3600) is shown below:\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" src = \"http://theo.x10hosting.com/2014/080504.jpg\" alt = \"$$$\" </>\r<BR>\n" );
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document.write( "you can see from the graph that csc(3600) is undefined.\r<BR>\n" );
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document.write( "if one part of the answer is undefined, then the whole answer is undefined as far as i know.\r<BR>\n" );
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document.write( "by formula, you would solve for csc(3600) as follows:\r<BR>\n" );
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document.write( "360 degrees is one full cycle.\r<BR>\n" );
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document.write( "if you start at 3600 degrees and keep subtracting 360 degrees until your angle is between 0 and 360 degrees, you will find that 3600 - 10 * 360) = 3600 - 3600 = 0 degrees.\r<BR>\n" );
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document.write( "csc(0) degrees is equal to 1/sin(0) degrees is equal to 1/0 which is undefined.\r<BR>\n" );
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document.write( "sec(-3600) is analyzed as follows:\r<BR>\n" );
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document.write( "you want to keep adding 360 degrees until it turns positive.\r<BR>\n" );
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document.write( "-3600 + 10*3600 = 0 degrees.\r<BR>\n" );
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document.write( "sec(-3600) is equivalent to sec(0).\r<BR>\n" );
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document.write( "sec(0) is equal to 1 / cos(0) which is equal to 1/1 which is equal to 1.\r<BR>\n" );
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document.write( "csc(3600) = undefined.<BR>\n" );
document.write( "sec(-3600) = 1<BR>\n" );
document.write( "csc(3600) + sec(-3600) = undefined + 1 = undefined.\r<BR>\n" );
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document.write( "the graph confirms that to the best of my knowledge.<BR>\n" );
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