document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=755764>Question 755764</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Given sec theta= 3, use the trigonometric identities to find the exact value of sin^2 theta.\r<BR>\n" );
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document.write( "Thank you for helping! </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #459980 by </B><A HREF=/tutors/aboutme.mpl?userid=lwsshak3><B>lwsshak3(11628)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=lwsshak3><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=459980\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Given sec theta= 3, use the trigonometric identities to find the exact value of sin^2 theta. <BR>\n" );
document.write( "secx=3<BR>\n" );
document.write( "cosx=1/3<BR>\n" );
document.write( "Identity: sin^2x+cos^2x=1<BR>\n" );
document.write( "sin^2x=1-cos^2x<BR>\n" );
document.write( "=1-(1/3)^2<BR>\n" );
document.write( "=1-1/9<BR>\n" );
document.write( "=8/9 </SPAN>\n" );
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