document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=432268>Question 432268</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Find m(x) in the interval180(degrees)<(or equal)x >(or equal) 270(degrees) that satisfies the equation 2cos x+1=0 </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #300039 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=300039\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Find m(x) in the interval180(degrees)<(or equal)x >(or equal) 270(degrees) that satisfies the equation 2cos x+1=0<BR>\n" );
document.write( "I think you meant 180< x <270 for domain of x<BR>\n" );
document.write( "..<BR>\n" );
document.write( "2cos x+1=0<BR>\n" );
document.write( "2cosx=-1<BR>\n" );
document.write( "cosx=-1/2<BR>\n" );
document.write( "x= 240 deg in quadrant III </SPAN>\n" );
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