A binary operation on the set X is called commutative if1a*b = b *a ∀ a, b ∊ x2(a*b)*c = a*(b*c) ∀ a , b , c ∊ x3there exist an element e such that a*e = a= e*a ∀ a ∊ x4None of theseAnswer & explanation+Correct answer: option 1A detailed explanation for this question is coming soon.
