document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=982998>Question 982998</A>: <I><SPAN STYLE=\"word-break: break-all;\"> For this problem, let f(x) = 3x^2 - 1 and g(x) = 2x + 5.\r<BR>\n" );
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document.write( "Find f(g(-4)) and g(f(-4)).\r<BR>\n" );
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document.write( "The books answer is 26;99. I'm not sure how to solve this. Please show me how it's done. </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #603786 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=603786\">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 \ \ \ \ \ \ \ \ \ \ \left(f\circ g\right)(x)\ =\ f\left(g(x)\right)\ =\ 3\left(g(x)\right)^2\ -\ 1\ =\ 3\left(2x\ +\ 5\right)^2\ -\ 1\ =\ 3\left(4x^2\ +\ 20x\ +25\right)\ -\ 1\ =\ 12x^2\ +\ 60x\ +\ 75\ -\ 1\">\r<BR>\n" );
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document.write( "To find <IMG STYLE=\"max-width:80%;\" SRC=\"/cgi-bin/rendertex.cgi?\Large f\left(g(-4)\right)\">, just substitute -4 in place of <IMG STYLE=\"max-width:80%;\" SRC=\"/cgi-bin/rendertex.cgi?\Large x\"> and do the arithmetic.\r<BR>\n" );
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document.write( "The other problem works the same way.\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( "My calculator said it, I believe it, that settles it\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=\"/cgi-bin/rendertex.cgi?\Large \ \\r\"> </SPAN>\n" );
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