Q68. The quadratic equation 2x2 + (a3 + 8a - 1)x + (a2 - 4a) = 0 has roots of opposite signs. Which of the following must be true for 'a'?Mathematics — NUST Mock By IBAGRADS 4 — Question 68 of 200A. a ≤ 0B. 0 < a < 4C. 4 ≤ a < 8D. a ≥ 8Practice more Mathematics MCQs for entrance exam preparation on Examora.io.← Previous Question Next Question →