If A = 2 & 3 5 & -2 , then write A^ -1 . - Vidyadip

Question

$\text{If A} = \begin{bmatrix} 2 & 3 \\ 5 & -2 \\ \end{bmatrix}, \text{then write A}^{-1}. $

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Answer

$|\text{A}| = -19$
$\text{A}^{-1} = -\frac{1}{19}\begin{bmatrix} -2 & -5 \\ -3 & 2 \\ \end{bmatrix}$

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