document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=453421>Question 453421</A>: <I><SPAN STYLE=\"word-break: break-all;\"> solve this plzz:\r<BR>\n" );
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document.write( "sin^2xcosx-1=0\r<BR>\n" );
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document.write( "cos2x-3sinx=2 </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #311533 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=311533\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> sin^2x * cosx - 1 = 0<BR>\n" );
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document.write( "(1-cos^2)(cos) = 1<BR>\n" );
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document.write( "-cos^3+cos-1 = 0<BR>\n" );
document.write( "cos^3-cos+1 = 0<BR>\n" );
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document.write( "That doesn't lead to anything interesting.<BR>\n" );
document.write( "Are you sure you posted the problem <BR>\n" );
document.write( "correctly?\r<BR>\n" );
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document.write( "cos(2x)-3sinx = 2<BR>\n" );
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document.write( "1-2sin^2 -3sin = 2<BR>\n" );
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document.write( "2sin^2+3sin+1 = 0<BR>\n" );
document.write( "Factor:<BR>\n" );
document.write( "(2sin+1)(sin+1) = 0<BR>\n" );
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document.write( "sin(x) = -1/2 or sin(x) = -1<BR>\n" );
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document.write( "x = 330 degrees or 210 degrees or 270 degrees<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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