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Q:

(sinθ+cosecθ)2+(cos θ+ sec θ)2=?

  • 1
    5 + tan2 θ + cot2 θ
  • 2
    7 + tan2 θ - cot2 θ
  • 3
    7 + tan2 θ + cot2 θ
  • 4
    5 + tan2 θ - cot2 θ
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Answer : 3. "7 + tan2 θ + cot2 θ"

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