Which matrix is diagonalizable?
[1101]\begin{bmatrix} 1 & 1 \\ 0 & 1 \end{bmatrix}[1011]
[2003]\begin{bmatrix} 2 & 0 \\ 0 & 3 \end{bmatrix}[2003]
[1111]\begin{bmatrix} 1 & 1 \\ 1 & 1 \end{bmatrix}[1111]
[01−10]\begin{bmatrix} 0 & 1 \\ -1 & 0 \end{bmatrix}[0−110]