Find the adjoint of each of the following Matrices and Verify that (adj A) A = |A| I = A (adj A) 125231-111

Find the adjoint of each of the following Matrices and Verify that (adj A) A = |A| I = A (adj A) $[\begin{matrix} 1 & 2 & 5 \\ 2 & 3 & 1 \\ - 1 & 1 & 1 \end{matrix}]$

Matching exercise

Match the items on the right to the items on the left.

Step 1

Step 2

Step 3

Step 4

Step 5

Step 6

Step 7

Step 8