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Real part of e^e^(itheta) is...

Real part of `e^e^(itheta)` is

A

`e^costheta(cos(sintheta))`

B

`e^costheta(cos(costheta))`

C

e^sintheta(sin(costheta))`

D

`e^sintheta(sin(sintheta))`

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