Integrand size = 20, antiderivative size = 57 \[ \int \frac {(-1+2 x) \sqrt [4]{x^3+x^4}}{x} \, dx=\frac {1}{4} (-3+4 x) \sqrt [4]{x^3+x^4}+\frac {7}{8} \arctan \left (\frac {x}{\sqrt [4]{x^3+x^4}}\right )-\frac {7}{8} \text {arctanh}\left (\frac {x}{\sqrt [4]{x^3+x^4}}\right ) \]
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Time = 0.09 (sec) , antiderivative size = 113, normalized size of antiderivative = 1.98, number of steps used = 8, number of rules used = 8, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.400, Rules used = {2064, 2046, 2057, 65, 338, 304, 209, 212} \[ \int \frac {(-1+2 x) \sqrt [4]{x^3+x^4}}{x} \, dx=\frac {7 (x+1)^{3/4} x^{9/4} \arctan \left (\frac {\sqrt [4]{x}}{\sqrt [4]{x+1}}\right )}{8 \left (x^4+x^3\right )^{3/4}}-\frac {7 (x+1)^{3/4} x^{9/4} \text {arctanh}\left (\frac {\sqrt [4]{x}}{\sqrt [4]{x+1}}\right )}{8 \left (x^4+x^3\right )^{3/4}}-\frac {7}{4} \sqrt [4]{x^4+x^3}+\frac {\left (x^4+x^3\right )^{5/4}}{x^3} \]
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Rule 65
Rule 209
Rule 212
Rule 304
Rule 338
Rule 2046
Rule 2057
Rule 2064
Rubi steps \begin{align*} \text {integral}& = \frac {\left (x^3+x^4\right )^{5/4}}{x^3}-\frac {7}{4} \int \frac {\sqrt [4]{x^3+x^4}}{x} \, dx \\ & = -\frac {7}{4} \sqrt [4]{x^3+x^4}+\frac {\left (x^3+x^4\right )^{5/4}}{x^3}-\frac {7}{16} \int \frac {x^2}{\left (x^3+x^4\right )^{3/4}} \, dx \\ & = -\frac {7}{4} \sqrt [4]{x^3+x^4}+\frac {\left (x^3+x^4\right )^{5/4}}{x^3}-\frac {\left (7 x^{9/4} (1+x)^{3/4}\right ) \int \frac {1}{\sqrt [4]{x} (1+x)^{3/4}} \, dx}{16 \left (x^3+x^4\right )^{3/4}} \\ & = -\frac {7}{4} \sqrt [4]{x^3+x^4}+\frac {\left (x^3+x^4\right )^{5/4}}{x^3}-\frac {\left (7 x^{9/4} (1+x)^{3/4}\right ) \text {Subst}\left (\int \frac {x^2}{\left (1+x^4\right )^{3/4}} \, dx,x,\sqrt [4]{x}\right )}{4 \left (x^3+x^4\right )^{3/4}} \\ & = -\frac {7}{4} \sqrt [4]{x^3+x^4}+\frac {\left (x^3+x^4\right )^{5/4}}{x^3}-\frac {\left (7 x^{9/4} (1+x)^{3/4}\right ) \text {Subst}\left (\int \frac {x^2}{1-x^4} \, dx,x,\frac {\sqrt [4]{x}}{\sqrt [4]{1+x}}\right )}{4 \left (x^3+x^4\right )^{3/4}} \\ & = -\frac {7}{4} \sqrt [4]{x^3+x^4}+\frac {\left (x^3+x^4\right )^{5/4}}{x^3}-\frac {\left (7 x^{9/4} (1+x)^{3/4}\right ) \text {Subst}\left (\int \frac {1}{1-x^2} \, dx,x,\frac {\sqrt [4]{x}}{\sqrt [4]{1+x}}\right )}{8 \left (x^3+x^4\right )^{3/4}}+\frac {\left (7 x^{9/4} (1+x)^{3/4}\right ) \text {Subst}\left (\int \frac {1}{1+x^2} \, dx,x,\frac {\sqrt [4]{x}}{\sqrt [4]{1+x}}\right )}{8 \left (x^3+x^4\right )^{3/4}} \\ & = -\frac {7}{4} \sqrt [4]{x^3+x^4}+\frac {\left (x^3+x^4\right )^{5/4}}{x^3}+\frac {7 x^{9/4} (1+x)^{3/4} \arctan \left (\frac {\sqrt [4]{x}}{\sqrt [4]{1+x}}\right )}{8 \left (x^3+x^4\right )^{3/4}}-\frac {7 x^{9/4} (1+x)^{3/4} \text {arctanh}\left (\frac {\sqrt [4]{x}}{\sqrt [4]{1+x}}\right )}{8 \left (x^3+x^4\right )^{3/4}} \\ \end{align*}
Time = 0.23 (sec) , antiderivative size = 75, normalized size of antiderivative = 1.32 \[ \int \frac {(-1+2 x) \sqrt [4]{x^3+x^4}}{x} \, dx=\frac {x^{9/4} (1+x)^{3/4} \left (2 x^{3/4} \sqrt [4]{1+x} (-3+4 x)+7 \arctan \left (\sqrt [4]{\frac {x}{1+x}}\right )-7 \text {arctanh}\left (\sqrt [4]{\frac {x}{1+x}}\right )\right )}{8 \left (x^3 (1+x)\right )^{3/4}} \]
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Result contains higher order function than in optimal. Order 5 vs. order 3.
Time = 1.42 (sec) , antiderivative size = 30, normalized size of antiderivative = 0.53
method | result | size |
meijerg | \(-\frac {4 x^{\frac {3}{4}} \operatorname {hypergeom}\left (\left [-\frac {1}{4}, \frac {3}{4}\right ], \left [\frac {7}{4}\right ], -x \right )}{3}+\frac {8 x^{\frac {7}{4}} \operatorname {hypergeom}\left (\left [-\frac {1}{4}, \frac {7}{4}\right ], \left [\frac {11}{4}\right ], -x \right )}{7}\) | \(30\) |
pseudoelliptic | \(\frac {x^{6} \left (16 x \left (x^{3} \left (1+x \right )\right )^{\frac {1}{4}}+7 \ln \left (\frac {\left (x^{3} \left (1+x \right )\right )^{\frac {1}{4}}-x}{x}\right )-14 \arctan \left (\frac {\left (x^{3} \left (1+x \right )\right )^{\frac {1}{4}}}{x}\right )-7 \ln \left (\frac {\left (x^{3} \left (1+x \right )\right )^{\frac {1}{4}}+x}{x}\right )-12 \left (x^{3} \left (1+x \right )\right )^{\frac {1}{4}}\right )}{16 {\left (\left (x^{3} \left (1+x \right )\right )^{\frac {1}{4}}-x \right )}^{2} \left (x^{2}+\sqrt {x^{3} \left (1+x \right )}\right )^{2} {\left (\left (x^{3} \left (1+x \right )\right )^{\frac {1}{4}}+x \right )}^{2}}\) | \(127\) |
trager | \(\left (-\frac {3}{4}+x \right ) \left (x^{4}+x^{3}\right )^{\frac {1}{4}}-\frac {7 \operatorname {RootOf}\left (\textit {\_Z}^{2}+1\right ) \ln \left (\frac {2 \sqrt {x^{4}+x^{3}}\, \operatorname {RootOf}\left (\textit {\_Z}^{2}+1\right ) x -2 \operatorname {RootOf}\left (\textit {\_Z}^{2}+1\right ) x^{3}+2 \left (x^{4}+x^{3}\right )^{\frac {3}{4}}-2 \left (x^{4}+x^{3}\right )^{\frac {1}{4}} x^{2}-\operatorname {RootOf}\left (\textit {\_Z}^{2}+1\right ) x^{2}}{x^{2}}\right )}{16}-\frac {7 \ln \left (\frac {2 \left (x^{4}+x^{3}\right )^{\frac {3}{4}}+2 \sqrt {x^{4}+x^{3}}\, x +2 \left (x^{4}+x^{3}\right )^{\frac {1}{4}} x^{2}+2 x^{3}+x^{2}}{x^{2}}\right )}{16}\) | \(147\) |
risch | \(\frac {\left (-3+4 x \right ) \left (x^{3} \left (1+x \right )\right )^{\frac {1}{4}}}{4}+\frac {\left (\frac {7 \operatorname {RootOf}\left (\textit {\_Z}^{2}+1\right ) \ln \left (\frac {2 \sqrt {x^{4}+3 x^{3}+3 x^{2}+x}\, \operatorname {RootOf}\left (\textit {\_Z}^{2}+1\right ) x -2 \operatorname {RootOf}\left (\textit {\_Z}^{2}+1\right ) x^{3}+2 \sqrt {x^{4}+3 x^{3}+3 x^{2}+x}\, \operatorname {RootOf}\left (\textit {\_Z}^{2}+1\right )-5 \operatorname {RootOf}\left (\textit {\_Z}^{2}+1\right ) x^{2}+2 \left (x^{4}+3 x^{3}+3 x^{2}+x \right )^{\frac {3}{4}}-2 \left (x^{4}+3 x^{3}+3 x^{2}+x \right )^{\frac {1}{4}} x^{2}-4 \operatorname {RootOf}\left (\textit {\_Z}^{2}+1\right ) x -4 \left (x^{4}+3 x^{3}+3 x^{2}+x \right )^{\frac {1}{4}} x -\operatorname {RootOf}\left (\textit {\_Z}^{2}+1\right )-2 \left (x^{4}+3 x^{3}+3 x^{2}+x \right )^{\frac {1}{4}}}{\left (1+x \right )^{2}}\right )}{16}+\frac {7 \ln \left (\frac {2 \left (x^{4}+3 x^{3}+3 x^{2}+x \right )^{\frac {3}{4}}-2 \sqrt {x^{4}+3 x^{3}+3 x^{2}+x}\, x +2 \left (x^{4}+3 x^{3}+3 x^{2}+x \right )^{\frac {1}{4}} x^{2}-2 x^{3}-2 \sqrt {x^{4}+3 x^{3}+3 x^{2}+x}+4 \left (x^{4}+3 x^{3}+3 x^{2}+x \right )^{\frac {1}{4}} x -5 x^{2}+2 \left (x^{4}+3 x^{3}+3 x^{2}+x \right )^{\frac {1}{4}}-4 x -1}{\left (1+x \right )^{2}}\right )}{16}\right ) \left (x^{3} \left (1+x \right )\right )^{\frac {1}{4}} \left (\left (1+x \right )^{3} x \right )^{\frac {1}{4}}}{x \left (1+x \right )}\) | \(375\) |
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Time = 0.27 (sec) , antiderivative size = 72, normalized size of antiderivative = 1.26 \[ \int \frac {(-1+2 x) \sqrt [4]{x^3+x^4}}{x} \, dx=\frac {1}{4} \, {\left (x^{4} + x^{3}\right )}^{\frac {1}{4}} {\left (4 \, x - 3\right )} - \frac {7}{8} \, \arctan \left (\frac {{\left (x^{4} + x^{3}\right )}^{\frac {1}{4}}}{x}\right ) - \frac {7}{16} \, \log \left (\frac {x + {\left (x^{4} + x^{3}\right )}^{\frac {1}{4}}}{x}\right ) + \frac {7}{16} \, \log \left (-\frac {x - {\left (x^{4} + x^{3}\right )}^{\frac {1}{4}}}{x}\right ) \]
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\[ \int \frac {(-1+2 x) \sqrt [4]{x^3+x^4}}{x} \, dx=\int \frac {\sqrt [4]{x^{3} \left (x + 1\right )} \left (2 x - 1\right )}{x}\, dx \]
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\[ \int \frac {(-1+2 x) \sqrt [4]{x^3+x^4}}{x} \, dx=\int { \frac {{\left (x^{4} + x^{3}\right )}^{\frac {1}{4}} {\left (2 \, x - 1\right )}}{x} \,d x } \]
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Time = 0.29 (sec) , antiderivative size = 60, normalized size of antiderivative = 1.05 \[ \int \frac {(-1+2 x) \sqrt [4]{x^3+x^4}}{x} \, dx=-\frac {1}{4} \, {\left (3 \, {\left (\frac {1}{x} + 1\right )}^{\frac {5}{4}} - 7 \, {\left (\frac {1}{x} + 1\right )}^{\frac {1}{4}}\right )} x^{2} - \frac {7}{8} \, \arctan \left ({\left (\frac {1}{x} + 1\right )}^{\frac {1}{4}}\right ) - \frac {7}{16} \, \log \left ({\left (\frac {1}{x} + 1\right )}^{\frac {1}{4}} + 1\right ) + \frac {7}{16} \, \log \left ({\left | {\left (\frac {1}{x} + 1\right )}^{\frac {1}{4}} - 1 \right |}\right ) \]
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Timed out. \[ \int \frac {(-1+2 x) \sqrt [4]{x^3+x^4}}{x} \, dx=\int \frac {{\left (x^4+x^3\right )}^{1/4}\,\left (2\,x-1\right )}{x} \,d x \]
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