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Given that cos 60° 1 2 1 Find the exact value of cos 120°.
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15 votes
Given that
cos 60°
1
2
1
Find the exact value of cos 120°.

User Alec Holmes
by
6.1k points

1 Answer

5 votes

Answer:more info

Explanation:

Given that cos 60° 1 2 1 Find the exact value of cos 120°.-example-1
User Richard Knop
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