$\int \tan x \sec^2 x \sqrt{1 - \tan^2 x} \; dx = $

  • A
    $-\frac{1}{3}(1 - \tan^2 x)^{3/2} + c$
  • B
    $\frac{1}{3}(1 - \tan^2 x)^{3/2} + c$
  • C
    $-\frac{2}{3}(1 - \tan^2 x)^{2/3} + c$
  • D
    આમાંથી કોઈ નહીં

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