document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=773660>Question 773660</A>: <I><SPAN STYLE=\"word-break: break-all;\"> can you please help me verify the identity of:<BR>\n" );
document.write( "3cos^2x-4cosx+1/(sinx) = secx-3/(secx+1)\r<BR>\n" );
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document.write( "and solve for x: a) 4sin^2x = 3 <BR>\n" );
document.write( "                 b) sinx + cosx = 1\r<BR>\n" );
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document.write( "Please help me, and reply as soon as possible, Thank you in advance! </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #471921 by </B><A HREF=/tutors/aboutme.mpl?userid=lwsshak3><B>lwsshak3(11628)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=lwsshak3><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=471921\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> can you please help me verify the identity of:<BR>\n" );
document.write( "3cos^2x-4cosx+1/(sinx) = secx-3/(secx+1)<BR>\n" );
document.write( "Sorry, I could not solve this problem. <BR>\n" );
document.write( "..<BR>\n" );
document.write( "and solve for x: <BR>\n" );
document.write( "a) <BR>\n" );
document.write( "4sin^2x = 3<BR>\n" );
document.write( "sin^2x=3/4<BR>\n" );
document.write( "sinx=±&#8730;3/2<BR>\n" );
document.write( "x=&#960;/3, 2&#960;/3, 4&#960;/3, 5&#960;/3<BR>\n" );
document.write( ". <BR>\n" );
document.write( "b) sinx + cosx = 1<BR>\n" );
document.write( "sinx+&#8730;(1-sin^2x)=1<BR>\n" );
document.write( "&#8730;(1-sin^2x)=1-sinx<BR>\n" );
document.write( "square both sides<BR>\n" );
document.write( "1-sin^2x=1-2sinx+sin^2x<BR>\n" );
document.write( "2sin^2x-2sinx=0<BR>\n" );
document.write( "2sinx(sinx-1)<BR>\n" );
document.write( "..<BR>\n" );
document.write( "2sinx=0<BR>\n" );
document.write( "x=0<BR>\n" );
document.write( "..<BR>\n" );
document.write( "sinx-1=0<BR>\n" );
document.write( "sinx=1<BR>\n" );
document.write( "x=&#960;/2\r<BR>\n" );
document.write( "\n" );
document.write( "  </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );