The rank of the matrix \( \begin{bmatrix} 5 & 0 & -5 & 0 \\ 0 & 2 & 0 & 1 \\ -5 & 0 & 5 & 0 \\ 0 & 1 & 0 & 2 \end{bmatrix} \) is:
The smallest eigenvalue and the corresponding eigenvector of the matrix \( \begin{bmatrix} 2 & -2 \\ -1 & 6 \end{bmatrix} \) respectively are
| Point | Staff Readings Back side | Staff Readings Fore side | Remarks |
|---|---|---|---|
| P | -2.050 | - | 200.000 |
| Q | 1.050 | 0.95 | Change Point |
| R | - | -1.655 | - |