document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=114640>Question 114640</A>: <I><SPAN STYLE=\"word-break: break-all;\"> This is a composition of Functions problem\r<BR>\n" );
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document.write( "If <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=f%28x%29=x%5E2-4 ALIGN=MIDDLE  ALT=\"f%28x%29=x%5E2-4\"   DISABLED_style= \"max-width:90%; height:auto;\" > and<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=g%28x%29=+sqrt%28x%2B4%29 ALIGN=MIDDLE  ALT=\"g%28x%29=+sqrt%28x%2B4%29\"   DISABLED_style= \"max-width:90%; height:auto;\" > find (f0g)(x)\r<BR>\n" );
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document.write( "So I put f(g(x))<BR>\n" );
document.write( "        =<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+f%28sqrt%28x%2B4%29%29%5E2-4%29 ALIGN=MIDDLE  ALT=\"+f%28sqrt%28x%2B4%29%29%5E2-4%29\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "        = now I am stuck, do I add it all together or leave it like that?? </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #83403 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=83403\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> If <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=f%28x%29=x%5E2-4 ALIGN=MIDDLE  ALT=\"f%28x%29=x%5E2-4\"   DISABLED_style= \"max-width:90%; height:auto;\" > and<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=g%28x%29=+sqrt%28x%2B4%29 ALIGN=MIDDLE  ALT=\"g%28x%29=+sqrt%28x%2B4%29\"   DISABLED_style= \"max-width:90%; height:auto;\" > find (fog)(x)\r<BR>\n" );
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document.write( "fog(x) = f[g(x)] = f[sqrt(x+4)]\r<BR>\n" );
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document.write( "= [sqrt(x+4)]^2-4 \r<BR>\n" );
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document.write( "= (x+4) - 4 \r<BR>\n" );
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document.write( "= x<BR>\n" );
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document.write( "Cheers,<BR>\n" );
document.write( "Stan H. </SPAN>\n" );
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