document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=798901>Question 798901</A>: <I><SPAN STYLE=\"word-break: break-all;\"> for the given functions f and g, find the requested composite function value.\r<BR>\n" );
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document.write( "Given f(x)= x-6/x and g(x)=x^2+9, find (g 0 f)(-2) </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #482402 by </B><A HREF=/tutors/aboutme.mpl?userid=Cromlix><B>Cromlix(4381)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=Cromlix><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=Cromlix><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=482402\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\">  f(x)= x-6/x and g(x)=x^2+9<BR>\n" );
document.write( "(gof) = (x - 6/x)^2 + 9<BR>\n" );
document.write( "(gof) = x^2 - 12x + 36/x^2 + 9<BR>\n" );
document.write( "Common denominator = x^2<BR>\n" );
document.write( "(gof)= x^2 - 12x + 36 + 9x^2<BR>\n" );
document.write( "(gof) = 10x^2 - 12x + 36<BR>\n" );
document.write( "(gof) (-2) = 10(-2)^2 - 12(-2) + 36<BR>\n" );
document.write( "(gof)(-2) = 40 + 24 + 36<BR>\n" );
document.write( "(gof)(-2) = 100.<BR>\n" );
document.write( "Hope this helps.<BR>\n" );
document.write( ":-) </SPAN>\n" );
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