Question

find the adjoint of the matrix
|2 -1 3|
| 0 5 1|
| 3 6 8|​

Answer 1

Answer:

| 2-13|

| - 11|

= 11

| 051|

the absolute value of a real number a is a when a > 0 , or - a when a <0 . The absolute value of 51 is 51

| 368|

The absolute value of a real number is a when a > 0, or - s when a < 0 . The absolute of 368 is 368