Mht CetDefinite IntegrationMHT CET 2026 17th April Evening ShiftMCQ+2 / -02026If $\int_a^b(x^2 - x)\, dx = 18, \int_a^b x^3\, dx = 0$, then $a + b$ is equal toA$3$B$6$C$0$D$9$Check AnswerClear SelectionReveal AnswerShow Explanation