document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=393289>Question 393289</A>: <I><SPAN STYLE=\"word-break: break-all;\"> I'm having a very hard time with this question, can somebody please help me!<BR>\n" );
document.write( "The question is:\r<BR>\n" );
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document.write( "Prove the identity of:<BR>\n" );
document.write( "sinx + sinx cot^2x=cscx\r<BR>\n" );
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document.write( "Thankyou! </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #279140 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=279140\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Prove the identity of:<BR>\n" );
document.write( "sinx + sinx cot^2x=cscx <BR>\n" );
document.write( "---<BR>\n" );
document.write( "factor the left side to get:<BR>\n" );
document.write( "sin(x)[1+cot^2(x)] = csc(x)<BR>\n" );
document.write( "---<BR>\n" );
document.write( "Since 1+cot^2(x) = csc^2(x) you get:<BR>\n" );
document.write( "---<BR>\n" );
document.write( "sin(x)[csc^2(x)] = csc(x)<BR>\n" );
document.write( "---<BR>\n" );
document.write( "sin(x){1/sin^2(x)] = csc(x)<BR>\n" );
document.write( "---<BR>\n" );
document.write( "1/sin(x) = csc(x)<BR>\n" );
document.write( "---<BR>\n" );
document.write( "csc(x) = csc(x)<BR>\n" );
document.write( "===================<BR>\n" );
document.write( "Cheers,<BR>\n" );
document.write( "Stan H. </SPAN>\n" );
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