Question 764187
1. f(x)=1-x, g(x)=1+x
Find.
1.(fog) (x)
2.(fog) (-2)
3. (gof) (-1)

1) fog = (f(g))= (1 - (1 + x) = x
2) fog (-2)  = -2
3) gof = (g(f))= 1 + (1 - x) = 2 - x
   gof (-1) = 2 -(-1) = 3
Hope this helps.
:-)