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September 2, 2014

September 2, 2014

Posted by **janice** on Monday, February 4, 2013 at 10:27am.

find two exact values for sin(cos^-1 sqrt5/6)

- math -
**Steve**, Monday, February 4, 2013 at 10:39amdraw a triangle.

If cosθ = √5/6, sinθ = 1/6

Since cosθ is positive in QI and QIV, there are two answers.

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