document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=973679>Question 973679</A>: <I><SPAN STYLE=\"word-break: break-all;\"> I have a few questions on proving trig functions<BR>\n" );
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document.write( "2 csc(2x) tan(x) = sec^2(x)\r<BR>\n" );
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document.write( "and\r<BR>\n" );
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document.write( "csc(x) = [cot(x)]/[cos(x)] </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #595778 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=595778\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> 2 csc(2x) tan(x) = sec^2(x) <BR>\n" );
document.write( "start with left side:<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=2csc%282x%29tan%28x%29=2%2A%281%2Fsin%282x%29%29tan%28x%29=2%2F%282sin%28x%29cos%28x%29%29%28sin%28x%29%2Fcos%28x%29%29=%281%2Fcos%5E2%28x%29%29=sec%5E2%28x%29 ALIGN=MIDDLE   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "verified: left side=right side<BR>\n" );
document.write( "and <BR>\n" );
document.write( "csc(x) = [cot(x)]/[cos(x)]<BR>\n" );
document.write( "start with right side:<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=cot%28x%29%2Fcos%28x%29=%28cos%28x%29%2Fsin%28x%29%29%2F%28cos%28x%29%29=%281%2Fsin%28x%29%29=csc%28x%29 ALIGN=MIDDLE   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "verified: right side = left side </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );