document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=437761>Question 437761</A>: <I><SPAN STYLE=\"word-break: break-all;\"> This is what i submitted and am being told that the composition of one of my answers is incorrect.  I don't know which one.\r<BR>\n" );
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document.write( "(f ° g)(x)  and (g ° f)(x)<BR>\n" );
document.write( "	f(x)=&#8730;(x+1),g(x)=x+2<BR>\n" );
document.write( "	<BR>\n" );
document.write( "f(x+2)=&#8730;(x+2+1)<BR>\n" );
document.write( "      =&#8730;(x+3)<BR>\n" );
document.write( "      =x+3<BR>\n" );
document.write( "g(&#8730;(x+1))=&#8730;(x+1)+2<BR>\n" );
document.write( "	 =x+1+2<BR>\n" );
document.write( "	 =x+3<BR>\n" );
document.write( " </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #302823 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=302823\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> (f ° g)(x) and (g ° f)(x)<BR>\n" );
document.write( "f(x)=&#8730;(x+1),g(x)=x+2\r<BR>\n" );
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document.write( "-----------------------------<BR>\n" );
document.write( "f[g(x)] = f[x+2) = sqrt(x+2+1) = sqrt(x+3)<BR>\n" );
document.write( "---------------------<BR>\n" );
document.write( "g[f(x)] = g[sqrt(x+1)] = sqrt(x+1)+2<BR>\n" );
document.write( "=======================================<BR>\n" );
document.write( "Cheers,<BR>\n" );
document.write( "Stan H.<BR>\n" );
document.write( "========== </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );