The question is in the attached image.

Let f (x) = r + - and g (x) = 2+1 I+2 .Compute each of the following (no need to simplify), and find their domains. For the domain, enter the values that are not permissible for x, for example if the domain were "i can not be 2 or 3", you would enter into the box "2, 3." a) fog = go f = c) f o f = d) gog=