document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=768304>Question 768304</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Use (gof)(4), (fog)(4), (fog)(x) and (gof)(x)<BR>\n" );
document.write( "1. f(x)=x raised to 2 + 1 abd g(x)=x+5<BR>\n" );
document.write( "2. f(x)=x+3 and g(x)=x raised to 2 +x-4<BR>\n" );
document.write( "3. f(x)=1 over x and g(x)=2x+3<BR>\n" );
document.write( "4. f(x)=x-4 and g(x)= square root of x+5<BR>\n" );
document.write( "5. f(x)=x raised to 2-3 and g(x)=x+2 </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #468207 by </B><A HREF=/tutors/aboutme.mpl?userid=solver91311><B>solver91311(24713)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=solver91311><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=solver91311><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=468207\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> <font face=\"Times New Roman\" size=\"+2\">\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=\"/cgi-bin/rendertex.cgi?\LARGE \ \ \ \ \ \ \ \ \ \ (f\,\circ\,g)(x)\ =\ f(g(x))\">\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=\"/cgi-bin/rendertex.cgi?\LARGE \ \ \ \ \ \ \ \ \ \ (f\,\circ\,g)(x)\ =\ (x\ +\ 5)^2\ +\ 1\">\r<BR>\n" );
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document.write( "All you need to do is simplify.\r<BR>\n" );
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document.write( "They all work the same way. \r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=\"/cgi-bin/rendertex.cgi?\LARGE \ \ \ \ \ \ \ \ \ \ (f\,\circ\,g)(4)\">\r<BR>\n" );
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document.write( "Once you have <IMG STYLE=\"max-width:80%;\" SRC=\"/cgi-bin/rendertex.cgi?\LARGE (f\,\circ\,g)(x)\">, just replace <IMG STYLE=\"max-width:80%;\" SRC=\"/cgi-bin/rendertex.cgi?\LARGE x\"> with 4 wherever it exists and do the arithmetic.\r<BR>\n" );
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document.write( "John<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=\"/cgi-bin/rendertex.cgi?\LARGE e^{i\pi}\ +\ 1\ =\ 0\"><BR>\n" );
document.write( "<font face=\"Math1\" size=\"+2\">Egw to Beta kai to Sigma</font><BR>\n" );
document.write( "My calculator said it, I believe it, that settles it<BR>\n" );
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