Integral of e^x sqrt(e^x - 1)/(e^x + 3) from 0 to log 5

1. A.
   $\dfrac{3}{2}(4 + \pi)$
2. B.
   $\dfrac{3}{2}(4 - \pi)$
3. C.
   $\dfrac{3}{4}(4 - \pi)$
4. D.
   $\dfrac{3}{4}(4 + \pi)$

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1. A.
   $2 - \dfrac{\pi}{4}$
2. B.
   $4 - \dfrac{\pi}{4}$
3. C.
   $2 - \pi$
4. D.
   $4 - \pi$

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1. A.
   $5 + \pi$
2. B.
   $5 - \pi$
3. C.
   $4 + \pi$
4. D.
   $4 - \pi$

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