MCQ
$\int \frac{e^{2 x}-1}{e^{2 x}+1} d x=\ldots \ldots$
- A$\frac{e^{2 x}-1}{e^{2 x}+1}+c$
- ✓$\log \left(e^{2 x}+1\right)-x+c$
- C$\log \left(e^{2 x}+1\right)+c$
- Dએક પણ નહીં
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