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June 30, 2015

Homework Help: trigonometry

Posted by y912f on Thursday, January 15, 2009 at 5:00pm.

im really stuck on these, can anyone help me and also explain how to solve them:
Find the exact values of s in the given intervals that have the given circular function values.
1. [pi/2, pi]; sin s=sqrt2/2
2. [pi/2, pi]; cos s=-sqrt3/2
thnks:)

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