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Class: 12
Subject: Math
Topic: Matrices
Year: 2024
Question:
If A and B are invertible matrices, then which of the following is not correct?
A.
\( (A + B)^{-1} = B^{-1} + A^{-1} \)
B.
\( (AB)^{-1} = B^{-1}A^{-1} \)
C.
\( \text{adj}(A) = |A|A^{-1} \)
D.
\( |A|^{-1} = |A^{-1}| \)