Two polynomials P and D are given. Use either synthetic or long division to divide P(x) by D(x), and express the quotient P(x)/D(x) in the form P(x)/D(x) = Q(x) + R(x)/D(x) . P(x) = 3x^3 + 9x^2 − 5x − 1, D(x) = x + 4 P(x)/D(x) =