यदि 1/cosecθ - 1 + 1/cosecθ + 1 = 2secθ, 0° < θ < 90°, तो (cotθ + cosθ) का मान है -

  • 1

    1 + √2

  • 2

    1 + √2/2

  • 3

    2 + √3/√2

  • 4

    2 + √2/2

Answer:- 4

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