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## MCQ on Adjoint and inverse of square MatrixQuiz Book Download

MCQ: Additive inverse of a matrix A is

- A
- |A|
- A²
- adj A⁄|A|

D

MCQ: If AB exists, then ( AB )^{-1}is

- A
^{-1}B^{-1} - B
^{-1}A^{-1} - AB
- None of Above

B