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What do I do? what's Ax??
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What do I do? what's Ax??

What do I do? what's Ax??-example-1
User Drastega
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A=\left[\begin{array}{ccc}5&-4\\3&6\end{array}\right] \\\\A_x=\left[\begin{array}{ccc}12&-4\\66&6\end{array}\right]


|A_x|=\left|\begin{array}{ccc}12&-4\\66&6\end{array}\right|=(12)(6)-(66)(-4)=72+264=336

User Daftspaniel
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