Teaching MPPSC Assistant Professor Mock Test Series 2025 Physical Sciences Mathematical Methods of Physics
if \(A=\left[\begin{array}{ccc}2 & 3 & 1 \\ 0 & -1 & 5\end{array}\right]\) and \(B=\left[\begin{array}{ccc}1 & 2 & -1 \\ 0 & -1 & 3\end{array}\right]\) what is the value of (2A - 3B)?
1
\(\left[\begin{array}{lll}1 & 1 & 0 \\ 0 & 1 & 5\end{array}\right]\)
2
\(\left[\begin{array}{lll}1 & 0 & 5 \\ 0 & 1 & 1\end{array}\right]\)
3
\(\left[\begin{array}{lll}0 & 1 & 1 \\ 1 & 0 & 5\end{array}\right]\)
4
\(\left[\begin{array}{lll}5 & 0 & 1 \\ 1 & 1 & 0\end{array}\right]\)