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What are the sine and cosine of 4pi/3?

What are the sine and cosine of 4pi/3?
135k views
5 votes
What are the sine and cosine of 4pi/3?

User Pesho Hristov
by
7.7k points

2 Answers

4 votes

Answer:

Answer is B : -1/2

Explanation:

correct on edge

User Raymond
by
8.6k points
5 votes

Answer:

-0.479

Explanation:


sin(cos(4 (\pi)/(3) ) = - sin( (1)/(2) ) = - 0.479

User Coccoinomane
by
7.8k points
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