CUET · MATHS · PYQ PAPER 2023
If A and B are non-singular square matrices of the same order, then \(\left(A B^{-1}\right)^{-1}=\)
- A \(A^{-1} B\)
- B \(A^{-1} B^{-1}\)
- C \(B A^{-1}\)
- D AB
Answer & Solution
Correct Answer
(C) \(B A^{-1}\)
Step-by-step Solution
Detailed explanation
\(\left(A B^{-1}\right)^{-1} = \left(B^{-1}\right)^{-1} A^{-1} = B A^{-1}\)
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