document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=170922>Question 170922</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Solve the equation for x in the interval 0&#8804;x &#8804;2 &#960;:\r<BR>\n" );
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document.write( "2sin²x-sinx-1=0<BR>\n" );
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document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #126176 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=126176\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Solve the equation for x in the interval 0&#8804;x &#8804;2 &#960;: <BR>\n" );
document.write( "2sin²x-sinx-1=0\r<BR>\n" );
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document.write( "Factor to get:<BR>\n" );
document.write( "(2sinx+1)(sinx-1) = 0\r<BR>\n" );
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document.write( "sinx = -1/2 or sinx = 1\r<BR>\n" );
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document.write( "x = (11/6)pi or (7/6)pi or pi/4 or (3/4)pi<BR>\n" );
document.write( "==============================================<BR>\n" );
document.write( "Cheers,<BR>\n" );
document.write( "Stan H. </SPAN>\n" );
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