Example

3(r+2s)=2t-4
a⋅(b-2)=3b
3(r+2s)=2t-4
a⋅(b-2)=3b

Question

$$|\begin{matrix}3&-4\\ 2&1\end{matrix}|=$$

Answer

e*d*t[[3,-4],[2,1]]

Solution


Regroup terms.
e*d*t\(\(3,-4\\)]
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