Let \(A\in\mathbb{R}^{n\times n}\) be such that A3=A. Which one of the…
GATE · 2025 · DA · Data Science & AI
Let be such that A3=A. Which one of the following statements is ALWAYS correct?
- A.
A is invertible
- B.
Determinant of A is 0
- C.
The sum of the diagonal elements of A is 1
- D.
A and A2 have the same rank
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