For a 3×3 matrix A, if |A| = 2, then |A⁻¹| equals:
For a 3×3 matrix A, if |A| = 2, then |A⁻¹| equals:
- A. 1/2
- B. 2
- C. 8
- D. 1/8
Answer: A) 1/2
Explanation: |A⁻¹| = 1/|A| = 1/2.
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For a 3×3 matrix A, if |A| = 2, then |A⁻¹| equals:
Answer: A) 1/2
Explanation: |A⁻¹| = 1/|A| = 1/2.
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