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Solve for Sin (square root of 2/6) Given that Cos<0

Mathematics
Tutor: None Selected Time limit: 1 Day

I know how the find the value of sin but i don't how to find it if cos is less than 0.

Aug 3rd, 2014

I think that if the value of cos is less than zero then this means that the value found by sine will be either in 3rd quadrant or in 4th quadrant.Thanx

Aug 3rd, 2014

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Aug 3rd, 2014
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Aug 3rd, 2014
Dec 7th, 2016
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