Let * be the binary operation defined on Q. Find which of the following binary operations are commutative a * b = a + ab ∀ a, b ∈ Q

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Harshit Singh · Answer

Dear Student a * b = a + ab b * a = b + ab clearly it can be seen that, a + ab ≠ b + ab Hence , * 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 + ab ∀ a, b ∈ Q

Let * be the binary operation defined on Q. Find which of the following binary operations are commutative
a * b = a + ab ∀ a, b ∈ 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 + ab ∀ a, b ∈ Q

Let * be the binary operation defined on Q. Find which of the following binary operations are commutative a * b = a + ab ∀ a, b ∈ 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 + ab ∀ a, b ∈ Q