document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1103954>Question 1103954</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Verify the identity:\r<BR>\n" );
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document.write( "cot&#952; = 1+cos2&#952;/sin2&#952;\r<BR>\n" );
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document.write( "Which of the following three statements verifies the given equation?\r<BR>\n" );
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document.write( "https://www.dropbox.com/s/evdzwaw8hcickof/Screen%20Shot%202017-12-02%20at%2011.08.57%20PM.png?dl=0  </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #718663 by </B><A HREF=/tutors/aboutme.mpl?userid=greenestamps><B>greenestamps(13200)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=greenestamps><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=greenestamps><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=718663\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> <br><BR>\n" );
document.write( "It would be a big help if, in your statement of the problem, you show the identity correctly:  <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=cot%28x%29+=+%281%2Bcos%282x%29%29%2Fsin%282x%29 ALIGN=MIDDLE  ALT=\"cot%28x%29+=+%281%2Bcos%282x%29%29%2Fsin%282x%29\"   DISABLED_style= \"max-width:90%; height:auto;\" ><br><BR>\n" );
document.write( "Of the three answer choices, only c uses a correct expression for cos(2x).<BR>\n" );
document.write( "And the algebra for simplifying is all valid.<br><BR>\n" );
document.write( "So choice c. </SPAN>\n" );
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