Use the Inverse Formula $A ^ { - 1 } = \frac { 1 } { a d - b c } \left[ \begin{array} { c c } d & - b \\- c & a\end{array} \right]$

question 15

Multiple Choice

Use the inverse formula $A ^ { - 1 } = \frac { 1 } { a d - b c } \left[ \begin{array} { c c } d & - b \\- c & a\end{array} \right]$ to find the inverse of the 2×2 matrix (if it exists) .
$\left[ \begin{array} { c c } 1 & - 2 \\- 3 & 2\end{array} \right]$

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Definitions:

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a medical condition characterized by episodes of uncontrolled electrical activity in the brain, leading to changes in behavior, movements, or consciousness.

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