document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=628469>Question 628469</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Use a graphing calculator to solve the equation -3 cos t = 1 in the interval from 0 to 2p. Round to the nearest hundredth. </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #395650 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=395650\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Use a graphing calculator to solve the equation -3 cos t = 1 in the interval from 0 to 2p. Round to the nearest hundredth.<BR>\n" );
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document.write( "cos(t) = -1/3<BR>\n" );
document.write( "Take the cos^-1 of both sides to get:<BR>\n" );
document.write( "t = cos^-1(-1/3) = 109.47 degrees or 250.53 degrees<BR>\n" );
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document.write( "Cheers,<BR>\n" );
document.write( "Stan H.<BR>\n" );
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document.write( " </SPAN>\n" );
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