# Adjoint and inverse of square Matrix MCQs Quiz Online PDF Download

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College math practice test MCQ on additive inverse of a matrix a is with options a, |a|, a² and adj a⁄|a| problem solving skills for viva, competitive exam prep, interview questions with answer key. Free study guide is for online learning adjoint and inverse of square matrix quiz with MCQs to practice test questions with answers.

## MCQs on Adjoint and inverse of square Matrix Quiz PDF 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