Question
यदि $A = \left[ {\begin{array}{*{20}{c}}{1/3}&2\\0&{2x - 3}\end{array}} \right],B = \left[ {\begin{array}{*{20}{c}}3&6\\0&{ - 1}\end{array}} \right]$ और $AB = I$, तो $x =$
(दिये गए अनुसार)
$ \Leftrightarrow \,\,3 - 2x = 1$ या $x = 1$.
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