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Cos190.cos10+sin190.sin10= a)2 b)0 c)-1 d)1

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asked Mar 14, 2021 in Uncategorized by Doubtly (98.9k points)
reopened Jun 29, 2023 by Doubtly

A)2

B)0

C)-1

D)1

trigonometry

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1 Answer

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answered Mar 14, 2021 by Doubtly (98.9k points)
selected Jun 29, 2023 by Doubtly

Best answer

The correct answer is c)-1

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