document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=317206>Question 317206</A>: <I><SPAN STYLE=\"word-break: break-all;\"> solve algerbraically over the interval (0,2pi)<BR>\n" );
document.write( "2sin^2(x)+3=4 \r<BR>\n" );
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document.write( "I don't know what I'm supposed. I have a million problems to do just like it. I need steps. </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #227075 by </B><A HREF=/tutors/aboutme.mpl?userid=nerdybill><B>nerdybill(7384)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=nerdybill><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=nerdybill><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=227075\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> solve algerbraically over the interval (0,2pi)<BR>\n" );
document.write( "2sin^2(x)+3=4 <BR>\n" );
document.write( ".<BR>\n" );
document.write( "2sin^2(x)=1<BR>\n" );
document.write( "sin^2(x)=1/2<BR>\n" );
document.write( "take the square root of both sides: <BR>\n" );
document.write( "sin(x) = <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=sqrt%281%2F2%29 ALIGN=MIDDLE  ALT=\"sqrt%281%2F2%29\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "Normalizing:<BR>\n" );
document.write( "sin(x) = <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=sqrt%282%29%2F2 ALIGN=MIDDLE  ALT=\"sqrt%282%29%2F2\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( ".<BR>\n" );
document.write( "Now, using the \"unit circle\" discover what angle satisfies the above and it would be:<BR>\n" );
document.write( "(pi)/4 and 3(pi)/4<BR>\n" );
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document.write( " </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );