document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=703823>Question 703823</A>: <I><SPAN STYLE=\"word-break: break-all;\"> establish each identity \r<BR>\n" );
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document.write( "csc( 2 theta) = 1/2 sec theta csc theta </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #433738 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=433738\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> establish each identity <BR>\n" );
document.write( "csc( 2 theta) = 1/2 sec theta csc theta<BR>\n" );
document.write( "start with right side<BR>\n" );
document.write( "use x for theta<BR>\n" );
document.write( "1/2 secx cscx<BR>\n" );
document.write( "=1/2*1/cosx*1/sinx<BR>\n" );
document.write( "=1/2sinxcosx<BR>\n" );
document.write( "=1/sin2x<BR>\n" );
document.write( "=csc2x<BR>\n" );
document.write( "verified: right side=left side </SPAN>\n" );
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