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  1. Which one of the following is true for 0° < q < 90° ?
    1. cosθ ≤ cos²θ
    2. cosθ > coscos²θ
    3. cosθ < coscos²θ
    4. cosθ ≥ coscos²θ
Correct Option: B

When θ = 60°

cosθ =
1
, cos²θ =
1
= 90
24

∴ cosθ > cos²θ


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