document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=973688>Question 973688</A>: <I><SPAN STYLE=\"word-break: break-all;\"> given tan0=2 and sec0=square root of 5, determine sin0 </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #595779 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=595779\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> given tan0=2 and sec0=square root of 5, determine sin0<BR>\n" );
document.write( "use x for 0:<BR>\n" );
document.write( "tanx=2<BR>\n" );
document.write( "secx=&#8730;5<BR>\n" );
document.write( "cosx=1/secx=1/&#8730;5=&#8730;5/5<BR>\n" );
document.write( "tanx=sinx/cos2x=2<BR>\n" );
document.write( "sinx=2cosx=(2&#8730;5)/5 </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );