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) = 3x3 + 12x2 − 9x − 1, D(x) = x + 5