Q79. The integral ∫ (cosn-1x / sinn+1x) dx, for n ≠ 0, is equal to:Mathematics — NUST Mock By IBAGRADS 5 — Question 79 of 200A. (cotnx) / nB. -(cotn-1x) / (n-1)C. -(cotnx) / nD. (cotn-1x) / (n-1)Practice more Mathematics MCQs for entrance exam preparation on Examora.io.← Previous Question Next Question →