$\int {\frac{{\cos 2x + 2{{\sin }^2}x}}{{{{\cos }^2}x}}dx} = $

  • A
    $2\sec x + c$
  • B
    $2\tan x + c$
  • C
    $\tan x + c$
  • D
    इनमें से कोई नहीं

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