Q19 If
A= 3 2 -1 1
and B= -1 0 2 5 3 4
, find (BA)'.
3 | 2 |
-1 | 1 |
-1 | 0 |
2 | 5 |
3 | 4 |
Solution

3 | 2 |
-1 | 1 |
-1 | 0 |
2 | 5 |
3 | 4 |