If A is an involuntary matrix, which condition holds true?
If A is an involuntary matrix, which condition holds true?
- A. A² = A
- B. A² = I
- C. A = O
- D. A² = O
Answer: B) A² = I
Explanation: An involutory matrix is a matrix that is its own inverse, meaning that when multiplied by itself, it yields the identity matrix, A² = I.
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