Q92. If the coefficients of the (2r − 4)-th and (r − 2)-th terms in the expansion of (1 + x)18 are equal, then r is: (Here, the k-th term means the term containing xk, so its coefficient is C(18, k).)Mathematics — Mathematical Inductions and Binomial Theorem — Question 92 of 95A. 6B. 8C. 11D. 16Practice more Mathematics MCQs for entrance exam preparation on Examora.io.← Previous Question Next Question →