$\int \sec x \log(\sec x + \tan x) \, dx = $

  • A
    $[\log(\sec x + \tan x)]^2 + c$
  • B
    $\frac{1}{2}[\log(\sec x + \tan x)]^2 + c$
  • C
    $\sec^2 x + \tan x \sec x + c$
  • D
    इनमें से कोई नहीं

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