Question 1005066
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*[tex \LARGE \ \ \ \ \ \ \ \ \ \ x_2\ -\ x_1\ =\ 21]


*[tex \LARGE \ \ \ \ \ \ \ \ \ \ -x_2\ +\ 2x_1\ =\ 57]


Solve the 2X2 system for *[tex \Large x_1] and *[tex \Large x_2]


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

*[tex \Large \ \
*[tex \LARGE \ \ \ \ \ \ \ \ \ \  

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