Question 332827
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*[tex \LARGE \ \ \ \ \ \ \ \ \ \ \left|a\ \ b\cr{c}\ \ d\right|\ =\ ad\ -\ cb]

You need

*[tex \LARGE \ \ \ \ \ \ \ \ \ \ \left|2\ \ 3\cr{3}\ \ 2\right|\ =\ 2\cdot2\ -\ 3\cdot3]

You can do your own arithmetic.

John
*[tex \LARGE e^{i\pi} + 1 = 0]
My calculator said it, I believe it, that settles it
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