document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1134374>Question 1134374</A>: <I><SPAN STYLE=\"word-break: break-all;\"> simplify the given expressions:\r<BR>\n" );
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document.write( "a)2 sin^2α − 1/sina + cosa\r<BR>\n" );
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document.write( "b) cos^2a - cot^2a/sin^2a - tan^2a\r<BR>\n" );
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document.write( "for b i have all the way until cos^2asin^2a - cos^2a/sin^2a x cos^2a/sin^2acos^2a - sin^2a </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #751743 by </B><A HREF=/tutors/aboutme.mpl?userid=greenestamps><B>greenestamps(13203)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=greenestamps><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=greenestamps><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=751743\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> <br><BR>\n" );
document.write( "Use parentheses where required.<br><BR>\n" );
document.write( "In both the original expressions and in the work you show, we can't tell what the actual expressions are.  Here are what the first original expression look like when you write it without parentheses, as you did:<br><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=2+sin%5E2a+-+1%2Fsina+%2B+cosa ALIGN=MIDDLE  ALT=\"2+sin%5E2a+-+1%2Fsina+%2B+cosa\"   DISABLED_style= \"max-width:90%; height:auto;\" ><br><BR>\n" );
document.write( "The other expression has similar problems.<br><BR>\n" );
document.write( "Re-post your question, making it clear what the original expressions are.<BR>\n" );
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