document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=857164>Question 857164</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Find the exact value of each expression<BR>\n" );
document.write( "a) sin7&#960;/3<BR>\n" );
document.write( "b) cos7&#960;/3<BR>\n" );
document.write( "c) sin9&#960;/4<BR>\n" );
document.write( "d) cos9&#960;/4\r<BR>\n" );
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document.write( "Can you please help me out? Thanks so much in advance:) </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #516426 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=516426\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Find the exact value of each expression<BR>\n" );
document.write( "a) sin7&#960;/3=&#8730;3/2 (reference angle of &#960;/3 in quadrant I)<BR>\n" );
document.write( "b) cos7&#960;/3=1/2 (reference angle of &#960;/3 in quadrant I)<BR>\n" );
document.write( "c) sin9&#960;/4=&#8730;2/2 (reference angle of &#960;/4 in quadrant I)<BR>\n" );
document.write( "d) cos9&#960;/4=&#8730;2/2 (reference angle of &#960;/4 in quadrant I) </SPAN>\n" );
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