If A = [[0, 0], [0, 0]] and B is any 2×2 matrix, then AB equals:
If A = [[0, 0], [0, 0]] and B is any 2×2 matrix, then AB equals:
- A. Zero matrix
- B. A
- C. B
- D. Identity matrix
Answer: A) Zero matrix
Explanation: Multiplication by a zero matrix always yields a zero matrix. So AB = 0.
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