Question 1031949
f(2) = 3*2 - 4 = 2, and {{{g(2) = 2^2 + 1 = 5}}}

==> {{{(fog)(2) = f(g(2)) = f(5) = 3*5-4 = 11}}}, and 
{{{(gof)(2) = g(f(2)) = g(2) = 5}}}.