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Choose the correct answer from the given alternatives in the following question: If A = [1234], and A (adj A) = kI, then the value of k is - Mathematics and Statistics

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Choose the correct answer from the given alternatives in the following question:

If A = `[(1,2),(3,4)]`, and A (adj A) = kI, then the value of k is

Options

  • 2

  • - 2

  • 10

  • - 10

MCQ

Solution

- 2

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Chapter 2: Matrics - Miscellaneous exercise 2 (B) [Page 62]

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