2 years ago

Please help! 15 Points!

Mathematics

1 answer:

san4es73 [151]2 years ago

4 0

Answer:

Option C and D

Step-by-step 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

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