(1+i 2 )^8+ (1-i 2 )^8 is equal to: - Vidyadip

MCQ

$\left(\frac{1+i}{\sqrt{2}}\right)^8+\left(\frac{1-i}{\sqrt{2}}\right)^8$ is equal to:

A
$2 i$
B
$-2 i$
✓
$2$
D
$-2$

✓

Answer

Correct option: C.

$2$

(C )

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