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The angle 0 is in the second quadrant & cos 0 =-3/sqrt 10
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The angle 0 is in the second quadrant & cos 0 =-3/sqrt 10

The angle 0 is in the second quadrant & cos 0 =-3/sqrt 10-example-1
User Dawid Fieluba
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1 Answer

5 votes

Answer:

b

Explanation:

User Henrik Pingel
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