Evaluate the definite integrals using properties of the definite integral and the fact that 2 3 3 f(x) da = -3, f (x) dx = 8, and g (x) dx = 4. 2 2 (a) 7f (x) dx = Number 4 3 (b) f (x) dx = Number 4 (c) Number J2 (f (x) - g(x)) dx = 3 (d) J2 (4f (x) + 5g (x)) dx = Number