orcosθ=1 ⇒ θ = 60° and θ = 0° But, 0 < θ < 90° (Given) ∴ θ = 60° is the only solution of the given equation. Thus, there is only one value of θ ( 0 < θ < 90°) satisfying the given equation Hence, statement 1 is incorrect and statement 2 is correct.