Find the principal 5th root of 50(cos 150° + i sin 150°).

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A: We have to find the value of sin35° equal to its cofunction.

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A: cos155ocos350+sin1550sin350 =?

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A: Explanation of the answer is as follows

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Q: Find the principal 5th root of 50 (cos150° +i sin150°).

A:

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Q: Find the exact value of cos 495 degree.

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A: Below is the explanation of the question.