Trigonometric RatiosHard

Question

The value of cos + cos + cos + cos + cos + cos + cos is

Options

A.1

B.− 1

C.1 / 2

D.0

Solution

-

Create a free account to view solution

View Solution Free

Topic: Trigonometric Ratios·Practice all Trigonometric Ratios questions

More Trigonometric Ratios Questions

; ∀ 0 < θ π/4 is...Find the general value of θ, when cos = 0...Minimum value of 5 sin2 θ + 4 cos2 θ is -...If triangle ABC, ∠C = , then the value of cos2A + cos2B – cos A . cos B is equal to-...If θ1 and θ2 are two values lying in [0, 2π] for which tan θ = λ, then tantanis -...