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Let * be the binary operation defined on Q. Find which of the following binary operations are commutative a * b = (a – b)2 ∀ a, b ∈ Q Let * be the binary operation defined on Q. Find which of the following binary operations are commutative a * b = (a – b)2 ∀ a, b ∈ Q
Dear Studenta * b = (a - b) ,∀a, b∈Qb * a = (b–a)^2(a-b)^2=(b-a)^2Hence, * is commutative.Thanks
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