document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=67001>Question 67001</A>This question is from textbook <A HREF=http://www.amazon.com/exec/obidos/ASIN/1565770390/algebrahomeworkh>Advanced mathematics</A><BR>\n" );
document.write( ": <I><SPAN STYLE=\"word-break: break-all;\"> Evaluate:<BR>\n" );
document.write( "(A.)<BR>\n" );
document.write( "Arccos(square root of 2/2)<BR>\n" );
document.write( "(B.)<BR>\n" );
document.write( "Cos [ Arcsin (-4/5)] </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #47642 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=47642\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Evaluate:<BR>\n" );
document.write( "(A.)<BR>\n" );
document.write( "Arccos(square root of 2/2)= 45 degrees<BR>\n" );
document.write( "(B.)<BR>\n" );
document.write( "Cos [ Arcsin (-4/5)]= 0.6<BR>\n" );
document.write( "I did these with a calculator.  Let me know if you<BR>\n" );
document.write( "need to understand how to do them without a calculator.<BR>\n" );
document.write( "---------<BR>\n" );
document.write( "Cheers,<BR>\n" );
document.write( "Stan H.\r<BR>\n" );
document.write( "\n" );
document.write( " </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );