Determine the domain and range of the following function. 2g|1 2. Take f to be this function. Sketch the solution set to each of these inequalities and represent each solution set as a union of intervals. -4 -3 2 -2 -1 0 -1 y = f(x) (a) f(x) > 0 (b) f(x) 20 (c) f(x) < 0 (d) f(x) 0 3. Determine the maximal intervals on which g is increasing and decreasing. Determine all points at which g has an extremnal value. T