Question: 2. If [A, B] = , find expressions for the following commutators in terms of the operators A, B, and , or a number. (Note:

2. If [A, B] = , find expressions for the following commutators in terms of the operators A, B, and , or a number. (Note: a and b represent numbers, not operators.) (a) [B, ] (b) [a, bB] (c) [A, a + bB] (d) [[B, ], [A, B]

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