document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=743896>Question 743896</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Solve for exact solutions over [0,2pie) invterval\r<BR>\n" );
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document.write( "sec(x/2)=cos(x/2) </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #453086 by </B><A HREF=/tutors/aboutme.mpl?userid=Alan3354><B>Alan3354(69443)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=Alan3354><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=Alan3354><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=453086\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Solve for exact solutions over [0,2pie) invterval\r<BR>\n" );
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document.write( "sec(x/2)=cos(x/2)<BR>\n" );
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document.write( "Use the Greek letter pi, not the dessert, pie.<BR>\n" );
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document.write( "sec(x/2)=cos(x/2)<BR>\n" );
document.write( "1/cos(x/2)=cos(x/2)<BR>\n" );
document.write( "cos^2(x/2) = 1<BR>\n" );
document.write( "cos(x/2) = -1,1<BR>\n" );
document.write( "x/2 = 0, pi<BR>\n" );
document.write( "x = 0, 2pi </SPAN>\n" );
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