$\int_{\pi/4}^{\pi/2} e^x (\log \sin x + \cot x) \, dx = $

  • A
    $e^{\pi/4} \log 2$
  • B
    $-e^{\pi/4} \log 2$
  • C
    $\frac{1}{2} e^{\pi/4} \log 2$
  • D
    $-\frac{1}{2} e^{\pi/4} \log 2$

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