SOLUTION: How do i find the first four positive solutions of 2cosx=Square root 3. Thanks

SOLUTION: How do i find the first four positive solutions of 2cosx=Square root 3. Thanks

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Question 285963: How do i find the first four positive solutions of 2cosx=Square root 3. Thanks
Answer by solver91311(24713) (Show Source): You can put this solution on YOUR website!

Remember your special triangles. A 30-60-90 triangle has sides in proportion

30 degrees is

. The cosine is positive in Quadrants I and IV

So:

John

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