(a) g(x) is a horizontal translation of 2 units to the left then a reflection over the x-axis of f(x)

(b) h(x) is a horizontal translation of 3 units to the right then a vertical translation os 4 units up of graph of f(x).

(b) h(x) is a horizontal translation of 3 units to the right then a vertical translation os 4 units up of graph of f(x).