If A is a skew-symmetric matrix of order 3, then prove that det A = 0.
given, A is q skew - symmetric matrix of order 3 so ie let A = 0 hence proved
CBSE Class 12 board exams 2025 to have 50% competency-based questions; no change in 10th
CBSE Class 12 board exams 2024 over; expected result date, trends of last 10 years
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