Q) Which of the following can be both a symmetric and skew-symmetric matrix ?(A) Unit M

Q) If A and B are square matrices of same order, then (𝐴𝐵^𝑇−𝐵𝐴^𝑇 ) is a(A) symmetric ma

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Q) If 𝐴 and 𝐵 are symmetric matrices of same order, then (𝐴𝐵−𝐵𝐴) is a(A) Zero matrix(B) Iden

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Q) If A=[(tan𝑥 cot𝑥 −cot𝑥 tan𝑥)] and A+A^′=2I,then value of 𝑥∈[0,𝜋/2] #cbse2026 #cbse2027

Q) Assertion (A) : A= diag [ (3 5 2)] is a scalar matrix of order 3×3. Reason (R) : If a diagonal

Q) If 𝐴=[(1 12 4𝑦 6𝑥 5 2𝑥 8𝑥 4 6)] is a symmetric matrix, then (2𝑥+𝑦) is cbse PYQ 2026 #cbse

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