CUET · MATHS · PYQ PAPER 2023
The matrix \(A=\left[\begin{array}{lll}0 & 0 & 3 \\ 0 & 3 & 0 \\ 3 & 0 & 0\end{array}\right]\) is a
- A diagonal matrix
- B Square matrix
- C Unit matrix
- D Scalar matrix
Answer & Solution
Correct Answer
(B) Square matrix
Step-by-step Solution
Detailed explanation
The matrix \(A\) has an equal number of rows and columns ( \(3 \times 3\) ), which identifies it as a square matrix. It does not qualify as a diagonal, scalar, or unit matrix because it contains non-zero elements on the anti-diagonal rather than the main diagonal. (B) Square…
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