Question: If AB = 0 for square, non-zero A and B, then mark all that apply. A. Exactly one of A or B can be invertible

If AB = 0 for square, non-zero A and B, then mark all that apply. A. Exactly one of A or B can be invertible V B. Both A and B are non-invertible V C. The null space of A contains the column space of B OD. The null space of A equals the column space of B

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