If , where , find and , hence and find…

MATHEMATICS · Subjective · CBSE · Mathematics · Complex Numbers and Quadratic Equations · Complex Numbers and Quadratic Equations

Problem

If

\sin(\log_e i^i) = a+ib

, where

i = \sqrt{-1}

, find

a

and

b

, hence and find

\cos(\log_e i^i)

.

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