Let * be the binary operation defined on Q. Find which of the following binary operations are commutative a * b = a – b ∀ a, b belongs to Q

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Harshit Singh · Answer

Dear Student Given, * is a binary operation defined on Q. a * b = a&ndash;b,&forall;a, b&isin; Q b * a = b &ndash; a Thus , a * b ≠ b * a Thus , * is not commutative. Thanks

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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 ∀ a, b belongs to Q

Let * be the binary operation defined on Q. Find which of the following binary operations are commutative
a * b = a – b ∀ a, b belongs to Q

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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 ∀ a, b belongs to Q

Let * be the binary operation defined on Q. Find which of the following binary operations are commutative a * b = a – b ∀ a, b belongs to Q

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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 ∀ a, b belongs to Q