24.556 Problem number 2699

\[ \int \frac {x^6 \left (4+x^5\right )}{\left (-1+x^5\right )^{3/4} \left (1-2 x^5+x^8+x^{10}\right )} \, dx \]

Optimal antiderivative \[ -\frac {\sqrt {2+\sqrt {2}}\, \arctan \left (\frac {\sqrt {2+\sqrt {2}}\, x \left (x^{5}-1\right )^{\frac {1}{4}}}{-x^{2}+\sqrt {x^{5}-1}}\right )}{2}+\frac {\sqrt {2-\sqrt {2}}\, \arctan \left (\frac {\left (\frac {\sqrt {2}}{\sqrt {2-\sqrt {2}}}-\frac {2}{\sqrt {2-\sqrt {2}}}\right ) x \left (x^{5}-1\right )^{\frac {1}{4}}}{-x^{2}+\sqrt {x^{5}-1}}\right )}{2}+\frac {\sqrt {2-\sqrt {2}}\, \arctanh \left (\frac {\sqrt {2-\sqrt {2}}\, x \left (x^{5}-1\right )^{\frac {1}{4}}}{x^{2}+\sqrt {x^{5}-1}}\right )}{2}+\frac {\sqrt {2+\sqrt {2}}\, \arctanh \left (\frac {\sqrt {2+\sqrt {2}}\, x \left (x^{5}-1\right )^{\frac {1}{4}}}{x^{2}+\sqrt {x^{5}-1}}\right )}{2} \]

command

Integrate[(x^6*(4 + x^5))/((-1 + x^5)^(3/4)*(1 - 2*x^5 + x^8 + x^10)),x]

Mathematica 13.1 output

\[ \frac {1}{2} \left (\sqrt {2-\sqrt {2}} \text {ArcTan}\left (\frac {\sqrt {2-\sqrt {2}} x \sqrt [4]{-1+x^5}}{x^2-\sqrt {-1+x^5}}\right )+\sqrt {2+\sqrt {2}} \text {ArcTan}\left (\frac {\sqrt {2+\sqrt {2}} x \sqrt [4]{-1+x^5}}{x^2-\sqrt {-1+x^5}}\right )+\sqrt {2-\sqrt {2}} \tanh ^{-1}\left (\frac {\sqrt {2-\sqrt {2}} x \sqrt [4]{-1+x^5}}{x^2+\sqrt {-1+x^5}}\right )+\sqrt {2+\sqrt {2}} \tanh ^{-1}\left (\frac {\sqrt {2+\sqrt {2}} x \sqrt [4]{-1+x^5}}{x^2+\sqrt {-1+x^5}}\right )\right ) \]

Mathematica 12.3 output

\[ \int \frac {x^6 \left (4+x^5\right )}{\left (-1+x^5\right )^{3/4} \left (1-2 x^5+x^8+x^{10}\right )} \, dx \]________________________________________________________________________________________