Q92. If A and B are square matrices such that AB = BA = I, where I is the identity matrix, which of the following statements is true?Mathematics — NUST Mock 3 — Question 92 of 200A. A is a unit matrix.B. B is a unit matrix.C. A and B are inverses of each other.D. None of the abovePractice more Mathematics MCQs for entrance exam preparation on Examora.io.← Previous Question Next Question →