Q43. The equation a × a-1 = a-1 × a = 1 demonstrates which property?Mathematics — NUST Mock 3 — Question 43 of 200A. Commutative law of multiplicationB. Multiplicative identityC. Associative law of multiplicationD. Multiplicative inversePractice more Mathematics MCQs for entrance exam preparation on Examora.io.← Previous Question Next Question →