જો $A=\left(\begin{array}{ll}{2} & {2} \\ {9} & {4}\end{array}\right)$ અને $I=\left(\begin{array}{ll}{1} & {0} \\ {0} & {1}\end{array}\right),$ હોય તો $10 A^{-1}$ મેળવો.
JEE MAIN 2020, Diffcult
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