Trigonometric RatiosHard

Question

If cos2B =, then-

Options

A.tanA, tanB, tanC are in A.P.
B.tanA, tanB, tanC are in G.P.
C.tanA, tanB, tanC are in H.P.
D.None of these

Solution

-

Create a free account to view solution

View Solution Free
Topic: Trigonometric Ratios·Practice all Trigonometric Ratios questions

More Trigonometric Ratios Questions

=...The value of is equal to-...If sin θ1 + sin θ2 + sin θ3 = 3, then cos θ1 + cos θ2 + cos θ3 =...2 sin2 β + 4 cos(α + β)sin α sin β + cos 2 =...If 5 tan θ = 4, then =...