A) Let f (x) = x - 3 and g(x) x 2 . (aa) Find )(-1) (bb) Find the domain of the quotient function B) Points (1, -3) and (7, 1) are endpoints of the diameter of a circle. (aa) What is the length of the diameter? Give the exact answer, simplified as much as possible. (bb) What is the center point C of the circle? (cc) Given the point C found in part (b), state the point symmetric to C about the y-axis