The real part of (1-i)^(i) is...

The real part of `(1-i)^(i)` is

A

`A.e^(frac{pi}{4})cos(frac{1}{2}log2)`

B

`B.-e^(frac{pi}{4})sin(frac{1}{2}log2)`

C

`C.e^(frac{pi}{4})cos(frac{1}{2}log2}`

D

`D.e^(frac{pi}{4})sin(frac{1}{2}log2)`

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