indefinite-integration

Question: $\int_{{}}^{{}}{\frac{dx}{{{x}^{2}}+2x+2}=}$

1) ${{\sin }^{-1}}(x+1)+c$

2) ${{\sinh }^{-1}}(x+1)+c$

3) ${{\tanh }^{-1}}(x+1)+c$

4) ${{\tan }^{-1}}(x+1)+c$

Solution:

Explanation: No Explanation

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