/ _______\
atan\\/ 1 + x /
-----------------
_______
\/ 1 + x *(2 + x)
$$\frac{\operatorname{atan}{\left(\sqrt{x + 1} \right)}}{\sqrt{x + 1} \left(x + 2\right)}$$
/ _______\ / _______\
1 atan\\/ 1 + x / atan\\/ 1 + x /
----------------- - --------------- - -----------------
2*(1 + x)*(2 + x) 3/2 _______
2*(1 + x) \/ 1 + x *(2 + x)
-------------------------------------------------------
2 + x
$$\frac{- \frac{\operatorname{atan}{\left(\sqrt{x + 1} \right)}}{\sqrt{x + 1} \left(x + 2\right)} + \frac{1}{2 \left(x + 1\right) \left(x + 2\right)} - \frac{\operatorname{atan}{\left(\sqrt{x + 1} \right)}}{2 \left(x + 1\right)^{\frac{3}{2}}}}{x + 2}$$
/ _______\ / _______\ / _______\
3 3 3*atan\\/ 1 + x / atan\\/ 1 + x / 2*atan\\/ 1 + x /
- ------------------ - ------------------ + ----------------- + ------------------ + ------------------
2 2 5/2 3/2 _______ 2
2*(1 + x)*(2 + x) 4*(1 + x) *(2 + x) 4*(1 + x) (1 + x) *(2 + x) \/ 1 + x *(2 + x)
-------------------------------------------------------------------------------------------------------
2 + x
$$\frac{\frac{2 \operatorname{atan}{\left(\sqrt{x + 1} \right)}}{\sqrt{x + 1} \left(x + 2\right)^{2}} - \frac{3}{2 \left(x + 1\right) \left(x + 2\right)^{2}} - \frac{3}{4 \left(x + 1\right)^{2} \left(x + 2\right)} + \frac{\operatorname{atan}{\left(\sqrt{x + 1} \right)}}{\left(x + 1\right)^{\frac{3}{2}} \left(x + 2\right)} + \frac{3 \operatorname{atan}{\left(\sqrt{x + 1} \right)}}{4 \left(x + 1\right)^{\frac{5}{2}}}}{x + 2}$$