Q112. For what values of 'm' and 'n' are -1 and 2 the roots of the polynomial P(x) = x3 + mx2 + nx + 6?Mathematics — Quadratic Equations — Question 112 of 200A. m = 1, n = 3B. m = -4, n = 9C. m = 2, n = 7D. m = -4, n = 1Practice more Mathematics MCQs for entrance exam preparation on Examora.io.← Previous Question Next Question →