Math, asked by shrutitejas, 2 months ago

20. Using Demoivre's theorem simplify:
(cos 30 + i sin 30)*(cos 40 + i sin 40)?
(cos 20 + i sin 20)5(cos 50 + i sin 50)

Answers

Answered by indukarwedkar

0

Answer:

answer is so easy can I so answer is 15

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