document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=512074>Question 512074</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Please write the trig expression as an expression in \"u\" sin(cos^-1 u) </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #342509 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=342509\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Please write the trig expression as an expression in \"u\" sin(cos^-1 u)<BR>\n" );
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document.write( "Since cos = u = x/r, x = u and r = 1<BR>\n" );
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document.write( "Then y = sqrt[1-u^2]<BR>\n" );
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document.write( "So, sin = y/r = sqrt[1-u^2]<BR>\n" );
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document.write( "Cheers,<BR>\n" );
document.write( "Stan H.<BR>\n" );
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