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420

Q:

$$ secA(secA+tanA)(1-sinA)\over (cosec^2A-1)sin^2A$$ इसके बराबर है:

  • 1
    cotA
  • 2
    cosA
  • 3

       sec2A

  • 4

      cos2A

  • Show Answer
  • Workspace

Answer : 3. "

   sec2A

"

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