document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=969899>Question 969899</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Get to single trigonometric function \r<BR>\n" );
document.write( "\n" );
document.write( "(Sin 15degrees)(cos 75degrees) - (cos 15 degrees) (sin 75 degrees) </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #592620 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=592620\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Get to single trigonometric function <BR>\n" );
document.write( "(Sin 15degrees)(cos 75degrees) - (cos 15 degrees) (sin 75 degrees)<BR>\n" );
document.write( "----<BR>\n" );
document.write( "sin(15)*cos(90-15) - (cos(15)*sin(90-15))<BR>\n" );
document.write( "----------<BR>\n" );
document.write( "sin(15)*sin(15) - cos(15)cos(15)<BR>\n" );
document.write( "------<BR>\n" );
document.write( "sin^2(15)-cos^2(15)<BR>\n" );
document.write( "----<BR>\n" );
document.write( "= cos(2*15)<BR>\n" );
document.write( "-----<BR>\n" );
document.write( "= cos(30)<BR>\n" );
document.write( "-----<BR>\n" );
document.write( "= sqrt(3)/2<BR>\n" );
document.write( "==============<BR>\n" );
document.write( "Cheers,<BR>\n" );
document.write( "Stan H.<BR>\n" );
document.write( "-------------- </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );