document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1119149>Question 1119149</A>: <I><SPAN STYLE=\"word-break: break-all;\"> using compound angle formula find<BR>\n" );
document.write( "a) tan 165 (ans -2+square root 3)\r<BR>\n" );
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document.write( "b) sec 165<BR>\n" );
document.write( "pls help me as am not getting same ans as in book <BR>\n" );
document.write( "thx lots in adv. </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #734614 by </B><A HREF=/tutors/aboutme.mpl?userid=greenestamps><B>greenestamps(13203)</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=734614\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> <br><BR>\n" );
document.write( "You say you got an answer that was not the answer in the book.  What answer DID you get?  HOW did you get it?<br><BR>\n" );
document.write( "165 degrees is (120+45) degrees; so you are evaluating tan(120+45) and cos(120+45).  The calculations should be easy if you are using the correct sum-of-angle formulas.<br><BR>\n" );
document.write( "Re-post your question SHOWING what you did to try to get your answer and somebody here will be happy to help you. </SPAN>\n" );
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