document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=633753>Question 633753</A>: <I><SPAN STYLE=\"word-break: break-all;\"> If 0 degrees less than or equal to x degrees less than or equal to 180 degrees and 4cos^2x=1,then x degrees=? </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #399124 by </B><A HREF=/tutors/aboutme.mpl?userid=stanbon><B>stanbon(75887)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=stanbon><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=399124\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> If 0 degrees less than or equal to x degrees less than or equal to 180 degrees and 4cos^2x=1,then x degrees=?<BR>\n" );
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document.write( "cos^2(x) = 1/4<BR>\n" );
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document.write( "cos(x) = +1/2 or cos(x) = -1/2<BR>\n" );
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document.write( "x = pi/3 or x = (2/3)pi<BR>\n" );
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document.write( "Cheers,<BR>\n" );
document.write( "Stan H.<BR>\n" );
document.write( "================= </SPAN>\n" );
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