MCQ
If $A=\left[\begin{array}{cc}2 & 1 \\ -1 & 4\end{array}\right], B=\left[\begin{array}{cc}5 & -1 \\ 2 & -1\end{array}\right]$, then $A^T-B^T$ is equal to :
- A$\left[\begin{array}{cc}1 & -1 \\ 4 & 2\end{array}\right]$
- B$\left[\begin{array}{cc}7 & -1 \\ 2 & 5\end{array}\right]$
- C$\left[\begin{array}{cc}-3 & -1 \\ 2 & 4\end{array}\right]$
- D$\left[\begin{array}{cc}-3 & -3 \\ 2 & 5\end{array}\right]$