Posted by **Lauren** on Sunday, November 13, 2011 at 3:23pm.

cos(-11pi/12)

## Answer This Question

## Related Questions

- Trig/PreCalc - Teach me how to express 5sqrt3 - 5i in polar form please. I don't...
- Inverses - Problem: cos[arccos(-sqrt3/2)-arcsin(-1/2)] This is what I have: cos...
- PRECALCULUS - find the cube roots of the complex number. 27((cos(11pi/6)) + i(...
- Pre Cal. - Express 5sqrt(3) - 5i in polar form. A: 10(cos(11pi/6) + i sin(11pi/6...
- trig - Give exact answers Sin(11pi/8) so this is sin(pi/4+pi/3) sin(pi/4)*cos(pi...
- TRIG! - Posted by hayden on Monday, February 23, 2009 at 4:05pm. sin^6 x + cos^6...
- math - find the standard form of the complex number shown below 9(cos 11pi/6 + ...
- trig - What is cos(11pi/3)? Explain your thinking. What is sin(13pi/4) ? Explain...
- Math - Solve the equation on the interval [0, 2π). cos x + 2 cos x sin x = ...
- trig - how would you verify this trig identity (1+cos(x) / 1-cos(x)) - (1-cos(x...

More Related Questions