Question 1026353
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Your equation has no real number solutions.  The range of the function *[tex \Large y(n)\ =\ 2^{-n}\ \ ] is *[tex \Large \ \ \left(0,\,\infty\right)]


*[illustration 2_n.jpg]


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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