document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=744512>Question 744512</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Prove the following identity: <BR>\n" );
document.write( "sin(30 degrees + x) - sin(30 degrees - x)= sqrt3 sin x </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #453454 by </B><A HREF=/tutors/aboutme.mpl?userid=sachi><B>sachi(548)</B></A><img src=\"/images/stars/stars-10.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=sachi><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=sachi><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=453454\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> sin(30 degrees + x) - sin(30 degrees - x)= sqrt3 sin x<BR>\n" );
document.write( "LHS=2 cos 30sinx=2*sqrt3/2 sinx=sqrt3 sin x\r<BR>\n" );
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document.write( "as sin(A+B)-sin(A-B)=2cosA sinB </SPAN>\n" );
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