Mathematics · Matrices
Let A and B be two square matrices of the same order. If AB is a null matrix, then which one of the following statements is definitely correct?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1Both A and B must be singular matrices.
- 2B is a null matrix if A is a non-singular matrix.✓
- 3Either A or B must be a null matrix.
- 4Both A and B must be null matrices.
Correct answer
B is a null matrix if A is a non-singular matrix.
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