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Sticky Note
If A and B are two non-singular matrices then B⁻¹.A⁻¹ = ____?
  1. (A.B)⁻¹
  2. A⁻¹.B⁻¹
  3. (B A)⁻¹
  4. None of these
Explanation
  • The property of inverse matrices states that (A.B)⁻¹ = B⁻¹.A⁻¹.

  • This means that the inverse of the product of two matrices is the product of their inverses in reverse order.

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