Matrices And Determinants

যদি $$ \left[\begin{array}{ll} 2 & 1 \\ 3 & 2 \end{array}\right] \cdot A \cdot\left[\begin{array}{cc} -3 & 2 \\ 5 & -3 \end{array}\right]=\left[\begin{array}{ll} 1 & 0 \\ 0 & 1 \end{array}\right] $$ হয়, তবে A =