निम्नलिखित को हल करें।
(1-sin2𝛉)sec2𝛉 = _______
(Lower-II 30.09.2019 Shift-Ist) 

  • 1

    0

  • 2

    1

  • 3

    sin𝛉

  • 4

    cos𝛉

Answer:- 2

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