document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=836878>Question 836878</A>: <I><SPAN STYLE=\"word-break: break-all;\"> find all possible solutions between the interval of 0 is less than or equal to x which is less than or equal to 2pie for the following equation: 4cos^3x=3cosx\r<BR>\n" );
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document.write( "Please explain what I am supposed to do here!  I am completely lost! </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #504384 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=504384\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> find all possible solutions between the interval of 0 is less than or equal to x which is less than or equal to 2pie for the following equation: 4cos^3x=3cosx <BR>\n" );
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document.write( "4cos^3(x)-3cos(x) = 0<BR>\n" );
document.write( "Factor:<BR>\n" );
document.write( "cos(x)[4cos^2(x)-3] = 0<BR>\n" );
document.write( "cos(x) = 0 or cos(x) = +-sqrt(3)/2<BR>\n" );
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document.write( "x = pi/2 or (3/2)pi OR x = (1/3)pi or (2/3)pi or (4/3)pi or (5/3)pi <BR>\n" );
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document.write( "Cheers,<BR>\n" );
document.write( "Stan H.<BR>\n" );
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