acot(3*x)
4 3 3*5 *log(5)
x *cos(x) + 4*x *sin(x) - -------------------
2
1 + 9*x
$$- \frac{3 \cdot 5^{\operatorname{acot}{\left(3 x \right)}} \log{\left(5 \right)}}{9 x^{2} + 1} + x^{4} \cos{\left(x \right)} + 4 x^{3} \sin{\left(x \right)}$$
acot(3*x) 2 acot(3*x)
4 3 2 9*5 *log (5) 54*x*5 *log(5)
- x *sin(x) + 8*x *cos(x) + 12*x *sin(x) + -------------------- + ----------------------
2 2
/ 2\ / 2\
\1 + 9*x / \1 + 9*x /
$$\frac{54 \cdot 5^{\operatorname{acot}{\left(3 x \right)}} x \log{\left(5 \right)}}{\left(9 x^{2} + 1\right)^{2}} + \frac{9 \cdot 5^{\operatorname{acot}{\left(3 x \right)}} \log{\left(5 \right)}^{2}}{\left(9 x^{2} + 1\right)^{2}} - x^{4} \sin{\left(x \right)} + 8 x^{3} \cos{\left(x \right)} + 12 x^{2} \sin{\left(x \right)}$$
acot(3*x) 3 acot(3*x) acot(3*x) 2 acot(3*x) 2
4 3 2 27*5 *log (5) 54*5 *log(5) 1944*5 *x *log(5) 486*x*5 *log (5)
- x *cos(x) - 12*x *sin(x) + 24*x*sin(x) + 36*x *cos(x) - --------------------- + -------------------- - ------------------------- - ------------------------
3 2 3 3
/ 2\ / 2\ / 2\ / 2\
\1 + 9*x / \1 + 9*x / \1 + 9*x / \1 + 9*x /
$$- \frac{1944 \cdot 5^{\operatorname{acot}{\left(3 x \right)}} x^{2} \log{\left(5 \right)}}{\left(9 x^{2} + 1\right)^{3}} - \frac{486 \cdot 5^{\operatorname{acot}{\left(3 x \right)}} x \log{\left(5 \right)}^{2}}{\left(9 x^{2} + 1\right)^{3}} + \frac{54 \cdot 5^{\operatorname{acot}{\left(3 x \right)}} \log{\left(5 \right)}}{\left(9 x^{2} + 1\right)^{2}} - \frac{27 \cdot 5^{\operatorname{acot}{\left(3 x \right)}} \log{\left(5 \right)}^{3}}{\left(9 x^{2} + 1\right)^{3}} - x^{4} \cos{\left(x \right)} - 12 x^{3} \sin{\left(x \right)} + 36 x^{2} \cos{\left(x \right)} + 24 x \sin{\left(x \right)}$$