In matrices (AB)-¹ = ____?
- 1-AB
- B-¹.A-¹
- A-¹.B-¹
- None of these
Explanation
For matrices A and B, the inverse of the product AB is given by:
(AB)⁻¹ = B⁻¹A⁻¹
For matrices A and B, the inverse of the product AB is given by:
(AB)⁻¹ = B⁻¹A⁻¹
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