document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=944480>Question 944480</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Solve for all 0 degrees less than or equal to x less than 360 degrees.<BR>\n" );
document.write( "3tan x- sqrt( 3 )=0\r<BR>\n" );
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document.write( "2sin x cos x=2sin x\r<BR>\n" );
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document.write( "cos^2 x-sin^2 x + 3cos 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 #854622 by </B><A HREF=/tutors/aboutme.mpl?userid=ikleyn><B>ikleyn(53937)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=ikleyn><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=ikleyn><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=854622\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> .<BR>\n" );
document.write( "Solve for all 0 degrees less than or equal to x less than 360 degrees.<BR>\n" );
document.write( "(a) 3tan x- sqrt( 3 )=0<BR>\n" );
document.write( "(b) 2sin x cos x=2sin x<BR>\n" );
document.write( "(c) cos^2 x-sin^2 x + 3cos x - 1=0<BR>\n" );
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document.write( "In the post by @lwsshar3, the solution to (a) is incorrect: 150˚ is WRONG answer.\r<BR>\n" );
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document.write( "The solution to (b) is incorrect, too: some roots are missed.\r<BR>\n" );
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document.write( "I came to bring correct solutions to (a) and (b).\r<BR>\n" );
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document.write( "- - - (a) - - - \r<BR>\n" );
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document.write( "3tan x- sqrt( 3 )= 0<BR>\n" );
document.write( "tanx = √3/3<BR>\n" );
document.write( "x = 30˚ or 210˚.\r<BR>\n" );
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document.write( "<U>ANSWER to (a)</U>.  x = 30˚ or 210˚.\r<BR>\n" );
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document.write( "- - - (b) - - - \r<BR>\n" );
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document.write( "2sin(x)*cos(x) = 2sin(x)<BR>\n" );
document.write( "2sin(x)*cos(x) - 2sin(x) = 0<BR>\n" );
document.write( "2sin(x)*(cos(x)-1)) = 0\r<BR>\n" );
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document.write( "case 1. sin(x) = 0 ---> x = 0˚ or x = 180˚.\r<BR>\n" );
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document.write( "case 2. cos(x) = 1 ---> x = 0˚.\r<BR>\n" );
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document.write( "<U>ANSWER to (b)</U>.  x = 0˚ or x = 180˚.\r<BR>\n" );
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document.write( " </SPAN>\n" );
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