Math Chapter Wise Theory Of Equation And Inequations English MCQ OAVS TGT 2018 Q.If x2 – 1 is a factor of ax4 + bx3 + cx2 + dx + e, then: Aa + c + c = d + e Ba + c + e = b + d Ca + c + e = c + d Db + c + d = a + e Show answer Correct answer: a + c + e = b + d