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Solve the equation if 0 degrees<=x<=360 degrees. cosx= -1/2
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2 votes
Solve the equation if 0 degrees<=x<=360 degrees.
cosx= -1/2

User Vianny
by
6.7k points

1 Answer

4 votes

Answer:

Explanation:

hello :

cosx= -1/2 0°≤x≤360°

x = 120°

x=240°

User Hellomichibye
by
6.9k points
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