Posted by **Sean** on Wednesday, May 8, 2013 at 1:02am.

Find the exact value of cos (2theta) given csc theta = 8/3 and 0 < theta < pi/2

## Answer This Question

## Related Questions

- Pre-Calculus-check answers - If cos theta = 0.8 and 270<theta<360, find ...
- Trig - 1. Establish the identity: sin(theta+3pi/2)=-cos(theta) 2. Find the exact...
- trig - given that 1/2pi<theta<pi and sin theta=1/5, use appropriate ...
- trig - Let (theta) be an angle in quadrant II such that csc(theta)=8/5 Find the ...
- trig - Let (theta) be an angle in quadrant II such that csc(theta)=8/5 Find the ...
- trig - Given csc theta= 4, cot theta < 0 Find the exact values of cos theta ...
- math - There are no typos and no work b/c I don't know how to do them. Thanks. 1...
- trig - If sin theta is equal to 5/13 and theta is an angle in quadrant II find ...
- Math - There are no typos and no work b/c I don't know how to do them. Thanks. 1...
- Math - 1. Let (-7, 4) be a point on the terminal side of (theta). Find the exact...

More Related Questions