document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=44691>Question 44691</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Im sorry, i dont know what kind of algebra this is, but i am just learning that f(x)=y. Now we've started solving problems like f(g(2)) when f(x)=3x and g(x)= x-3. Please help me if you can! </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #29563 by </B><A HREF=/tutors/aboutme.mpl?userid=fractalier><B>fractalier(6550)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=fractalier><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=fractalier><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=29563\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> f(g(2)) is what is called a composite function...essentially a function of a function...<BR>\n" );
document.write( "First we evaluate g(2) and get<BR>\n" );
document.write( "g(2) = 2 -  3 = -1<BR>\n" );
document.write( "Then we evaluate f(-1)...we get<BR>\n" );
document.write( "f(-1) = 3(-1) = -3 </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );