Question

dada a matriz A quadrada de ondem 3 tal que aij=i/2-j determine a matria A

Answer 1

| a11   a12   a13 |
| a21   a22   a23 |  = A
| a31   a32   a33 |

| (1/2 - 1) (1/2 - 2) (1/2 - 3) |
| (2/2 - 1) (2/2 - 2) (2/2 - 3) |
| (3/2 - 1) (3/2 - 2) (3/2 - 3) |

| -1/2   -3/2   -5,2 |
|    0       -1      -2 |
|  1/2   -1/2   -3/2 |