If A is a non-singular matrix of order 3, then adj (adj A) i... | Mathematics | SolveeIt | Solveeit

Today, October 3

Question

If A is a non-singular matrix of order 3, then adj (adj A) is equal to

A

A

B

$A^{-1}$

C

$\frac{1}{\left|A\right|}A$

D

$\left|A\right|A$

Answer

$\left|A\right|A$

Explanation

Solution

Answer (d) $\left|A\right|A$