E
Editor
Sep 18, 2022
Inverse of $A=\begin{bmatrix}1 & 2 \\3 & 4 \end{bmatrix}$ is:
Difficulty: Easy
A:
$\begin{bmatrix}1 & -2 \\3 & 0 \end{bmatrix}$
B:
$\begin{bmatrix}-2 & 1 \\1.5 & -0.5 \end{bmatrix}$
C:
$\begin{bmatrix}0 & 0 \\0 & 0 \end{bmatrix}$
D:
None of the these
ID: 63273dbaca83163ac3a11e3b