E
Editor
Sep 18, 2022
$\begin{bmatrix}\sqrt{2} & 0&0\\0 &\sqrt{2}& 0\\0&0&\sqrt{2}\end{bmatrix}$ is a
Difficulty: Easy
A:
Diagonal matrix
B:
Identity matrix
C:
Null matrix
D:
Idemptant
ID: 63273dbaca83163ac3a11aff