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Please help! 15 Points!

Please help! 15 Points!-example-1
User Stabledog
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1 Answer

28 votes
28 votes

Answer:

Option C and D

Explanation:

2π/3 refers 120°which falls in the second quadrant. In second quadrant sin value is positive and tan & cos value is negative.

tan 120 = - tan 60 = -√3

User Exsnake
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