document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1065708>Question 1065708</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Angle A is <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+45+ ALIGN=MIDDLE  ALT=\"+45+\"   DISABLED_style= \"max-width:90%; height:auto;\" > degrees and angle B is <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+60+ ALIGN=MIDDLE  ALT=\"+60+\"   DISABLED_style= \"max-width:90%; height:auto;\" > degrees. <BR>\n" );
document.write( "So what's the value of cos(A)sin(B)? \r<BR>\n" );
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document.write( "A.) ½ (sin(105) + sin(345))<BR>\n" );
document.write( "B.) ½ (sin(105) - sin(345))<BR>\n" );
document.write( "C.) ½ (sin(345) + cos(105))<BR>\n" );
document.write( "D.) ½ (sin(345) - cos(105))<BR>\n" );
document.write( "Thanks a lot. </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #680890 by </B><A HREF=/tutors/aboutme.mpl?userid=Boreal><B>Boreal(15235)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=Boreal><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=Boreal><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=680890\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> cos a * sin b= (1/2)(sin (a+b)- sin (a-b))<BR>\n" );
document.write( "=(1/2) [(sin 105)-sin (345)]<BR>\n" );
document.write( "B.<BR>\n" );
document.write( "the actual product is sqrt (2)/2* sqrt (3)/2=sqrt (6)/4=0.6124<BR>\n" );
document.write( "(1/2) * (1.2247)=0.6124 </SPAN>\n" );
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