MCQ
$\int \frac{e^{2 x}-1}{e^{2 x}+1} d x=$
  • A
    $\log \left(e^{2 x}+1\right)+c$.
  • $\log \left(e^x+e^{-x}\right)+c$
  • C
    $\log \left(e^x-e^{-x}\right)+c$
  • D
    $e^{2 x}+c$

Answer

Correct option: B.
$\log \left(e^x+e^{-x}\right)+c$
(B)

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