document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=970272>Question 970272</A>: <I><SPAN STYLE=\"word-break: break-all;\"> f cos(x) = 0.56, then cos(-x) = ?<BR>\n" );
document.write( "a. 0.56<BR>\n" );
document.write( "b. -0.56<BR>\n" );
document.write( "c. -0.44<BR>\n" );
document.write( "d. 0.44 </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #592913 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=592913\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> The cosine is an even function.\r<BR>\n" );
document.write( "\n" );
document.write( "cos(x)=cos(-x)<BR>\n" );
document.write( "0.56 is the right answer, A. </SPAN>\n" );
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