Question

4
7π 7π
COS +isin
13
13
6
4π 4π
COS -isin
13 13पाय पाय
$( cos \frac{7\pi}{13} + isin \frac{7\pi}{13} ) {}^{4} \\ (cos \frac{4\pi}{13} - i sin \: \frac{4\pi}{13} ) {}^{6}$
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Answer 1

Answer:

jaat.........

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