cos2θ - 3cosθ + 2 =sin2θ, 0°< θ < 90°, तो 2cosecθ + 4cotθ का मान है -

  • 1

    2√3

  • 2

    4√3/4

  • 3

    4√3

  • 4

    8√3/3

Answer:- 4

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