यदि $\int \frac{1+\cos 8 x}{\tan 2 x-\cot 2 x} d x=f(x) \cdot \cos (g(x))+c$ है, तो $f\left(\frac{1}{4}\right)+g\left(\frac{1}{4}\right)=$

  • A
    $2$
  • B
    $\frac{17}{8}$
  • C
    $\frac{15}{8}$
  • D
    $\frac{33}{16}$

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