Posted by **vikrant ** on Wednesday, April 17, 2013 at 8:31am.

Find minimum value of 2cos x + 2cos y

## Answer this Question

## Related Questions

- trig - Find minimum value of 2cos x + 2cos y
- trig - Find minimum value of 2cos x + 2cos y
- math - cosA= 5/9 find cos1/2A are you familiar with the half-angle formulas? the...
- trig - 2cos^2 22.5-1 (find exact value)
- Math - Solving Trig Equations - What am I doing wrong? Equation: sin2x = 2cos2x ...
- Trig - Verify the identity: tanx(cos2x) = sin2x - tanx Left Side = (sinx/cosx)(...
- Math, derivatives - f(x) = x² + 2Cos²x, find f ' (x) a) 2(x+cos x) b) x - sin x ...
- Trigonometry - Need help solving problems using the Trigonometric Identities: ...
- Calculus - If √2cos(x)-1 = (1+√3)/2 and √2cos(x)+1 = (1-√...
- math - the problem is 2cos^2x + sinx-1=0 the directions are to "use an identity ...

More Related Questions