document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1103453>Question 1103453</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Determine the exact value of the expression without using a calculator:\r<BR>\n" );
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document.write( "sin(&#960;/12) - sin(17&#960;/12)<BR>\n" );
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document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #718153 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=718153\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> <br><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=sin%28pi%2F12%29+=+%28sqrt%286%29-sqrt%282%29%29%2F4 ALIGN=MIDDLE  ALT=\"sin%28pi%2F12%29+=+%28sqrt%286%29-sqrt%282%29%29%2F4\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=sin%2817pi%2F12%29+=+-sin%285pi%2F12%29+=+-cos%28pi%2F12%29+=+-%28%28sqrt%286%29%2Bsqrt%282%29%29%2F4%29 ALIGN=MIDDLE   DISABLED_style= \"max-width:90%; height:auto;\" ><br><BR>\n" );
document.write( "Note the conversions there use<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=sin%28x-pi%29+=+-sin%28x%29 ALIGN=MIDDLE  ALT=\"sin%28x-pi%29+=+-sin%28x%29\"   DISABLED_style= \"max-width:90%; height:auto;\" >  and<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=sin%28x%29+=+cos%28%28pi%2F2%29-x%29 ALIGN=MIDDLE  ALT=\"sin%28x%29+=+cos%28%28pi%2F2%29-x%29\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "So<br><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=sin%28pi%2F12%29+-+sin%2817pi%2F12%29+=+%28sqrt%286%29-sqrt%282%29%29%2F4+%2B+%28sqrt%286%29%2Bsqrt%282%29%29%2F4+=+sqrt%286%29%2F2 ALIGN=MIDDLE   DISABLED_style= \"max-width:90%; height:auto;\" > </SPAN>\n" );
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