Which of the following best explains why cos 2 pie/3 does not equal cost 5 pie/3

asked Jul 15, 2019 162k views

1 vote

by Charo

5.5k points

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4 votes

Answer:

Cosine is negative in the second quadrant and positive in the fourth quadrant.

Explanation:

Misti answered Jul 15, 2019

by Misti

5.7k points

5 votes

Answer:

Hope this helps, sorry for my horrible handwriting. If you have any questions feel free to ask me!

Explanation:

Saab answered Jul 20, 2019

by Saab

5.4k points

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