MCQ
आव्यूह $A$ समीकरण $\left[\begin{array}{cc}0 & 2 \\ -1 & 1\end{array}\right] A=\left[\begin{array}{ll}1 & 0 \\ 0 & 1\end{array}\right]$ आता है तब आव्यूह $A$ है :
- A$\left[\begin{array}{cc}2 & 0 \\ 1 & -1\end{array}\right]$
- B$\left[\begin{array}{cc}1 & -2 \\ 1 & 0\end{array}\right]$
- ✓$\left[\begin{array}{cc}1 / 2 & -1 \\ 1 / 2 & 0\end{array}\right]$
- D$\left[\begin{array}{cc}1 & 2 \\ -1 & 0\end{array}\right]$