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Find the exact value of cos –150°.

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Find the exact value of cos –150°.

asked Feb 4, 2020 121k views

5 votes

Find the exact value of cos –150°.

Mathematics
college

8.0k points

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1 Answer

4 votes

Answer:

-0.866

Explanation:

cos(–150°) = -0.866

Hopeman answered Feb 9, 2020

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