CUET · MATHS · PYQ PAPER 2023
Let A be a square matrix of order 3, then \(|x A|\) is equal to:
- A \(x|A|\)
- B \(x^2|A|\)
- C \(x^3|A|\)
- D \(9 x|A|\)
Answer & Solution
Correct Answer
(C) \(x^3|A|\)
Step-by-step Solution
Detailed explanation
\(|kA| = k^n|A|\) \(|xA| = x^3|A|\)
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