If A is symmetric and B is skew symmetric matrix and $A+B=\begin{bmatrix} 1 & -1\\3 & 2\end{bmatrix}$, then matrix A = _______. |
$\begin{bmatrix} 1 & 3\\1 & 2\end{bmatrix}$ $\begin{bmatrix} 1 & -1\\4 & 2\end{bmatrix}$ $\begin{bmatrix} 1 & 1\\1 & 2\end{bmatrix}$ $\begin{bmatrix} 1 & 2\\1 & 1\end{bmatrix}$ |
$\begin{bmatrix} 1 & 1\\1 & 2\end{bmatrix}$ |