Integrand size = 24, antiderivative size = 199 \[ \int \frac {1}{\sqrt [3]{x} \sqrt {c+d x} (4 c+d x)} \, dx=-\frac {\arctan \left (\frac {\sqrt {3} \sqrt [6]{c} \left (\sqrt [3]{c}+\sqrt [3]{2} \sqrt [3]{d} \sqrt [3]{x}\right )}{\sqrt {c+d x}}\right )}{2^{2/3} \sqrt {3} c^{5/6} d^{2/3}}+\frac {\arctan \left (\frac {\sqrt {c+d x}}{\sqrt {3} \sqrt {c}}\right )}{2^{2/3} \sqrt {3} c^{5/6} d^{2/3}}-\frac {\text {arctanh}\left (\frac {\sqrt [6]{c} \left (\sqrt [3]{c}-\sqrt [3]{2} \sqrt [3]{d} \sqrt [3]{x}\right )}{\sqrt {c+d x}}\right )}{2^{2/3} c^{5/6} d^{2/3}}+\frac {\text {arctanh}\left (\frac {\sqrt {c+d x}}{\sqrt {c}}\right )}{3\ 2^{2/3} c^{5/6} d^{2/3}} \]
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Time = 0.07 (sec) , antiderivative size = 199, normalized size of antiderivative = 1.00, number of steps used = 2, number of rules used = 2, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.083, Rules used = {129, 497} \[ \int \frac {1}{\sqrt [3]{x} \sqrt {c+d x} (4 c+d x)} \, dx=-\frac {\arctan \left (\frac {\sqrt {3} \sqrt [6]{c} \left (\sqrt [3]{c}+\sqrt [3]{2} \sqrt [3]{d} \sqrt [3]{x}\right )}{\sqrt {c+d x}}\right )}{2^{2/3} \sqrt {3} c^{5/6} d^{2/3}}+\frac {\arctan \left (\frac {\sqrt {c+d x}}{\sqrt {3} \sqrt {c}}\right )}{2^{2/3} \sqrt {3} c^{5/6} d^{2/3}}-\frac {\text {arctanh}\left (\frac {\sqrt [6]{c} \left (\sqrt [3]{c}-\sqrt [3]{2} \sqrt [3]{d} \sqrt [3]{x}\right )}{\sqrt {c+d x}}\right )}{2^{2/3} c^{5/6} d^{2/3}}+\frac {\text {arctanh}\left (\frac {\sqrt {c+d x}}{\sqrt {c}}\right )}{3\ 2^{2/3} c^{5/6} d^{2/3}} \]
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Rule 129
Rule 497
Rubi steps \begin{align*} \text {integral}& = 3 \text {Subst}\left (\int \frac {x}{\sqrt {c+d x^3} \left (4 c+d x^3\right )} \, dx,x,\sqrt [3]{x}\right ) \\ & = -\frac {\tan ^{-1}\left (\frac {\sqrt {3} \sqrt [6]{c} \left (\sqrt [3]{c}+\sqrt [3]{2} \sqrt [3]{d} \sqrt [3]{x}\right )}{\sqrt {c+d x}}\right )}{2^{2/3} \sqrt {3} c^{5/6} d^{2/3}}+\frac {\tan ^{-1}\left (\frac {\sqrt {c+d x}}{\sqrt {3} \sqrt {c}}\right )}{2^{2/3} \sqrt {3} c^{5/6} d^{2/3}}-\frac {\tanh ^{-1}\left (\frac {\sqrt [6]{c} \left (\sqrt [3]{c}-\sqrt [3]{2} \sqrt [3]{d} \sqrt [3]{x}\right )}{\sqrt {c+d x}}\right )}{2^{2/3} c^{5/6} d^{2/3}}+\frac {\tanh ^{-1}\left (\frac {\sqrt {c+d x}}{\sqrt {c}}\right )}{3\ 2^{2/3} c^{5/6} d^{2/3}} \\ \end{align*}
Result contains higher order function than in optimal. Order 6 vs. order 3 in optimal.
Time = 10.04 (sec) , antiderivative size = 61, normalized size of antiderivative = 0.31 \[ \int \frac {1}{\sqrt [3]{x} \sqrt {c+d x} (4 c+d x)} \, dx=\frac {3 x^{2/3} \sqrt {\frac {c+d x}{c}} \operatorname {AppellF1}\left (\frac {2}{3},\frac {1}{2},1,\frac {5}{3},-\frac {d x}{c},-\frac {d x}{4 c}\right )}{8 c \sqrt {c+d x}} \]
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\[\int \frac {1}{x^{\frac {1}{3}} \left (d x +4 c \right ) \sqrt {d x +c}}d x\]
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Timed out. \[ \int \frac {1}{\sqrt [3]{x} \sqrt {c+d x} (4 c+d x)} \, dx=\text {Timed out} \]
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\[ \int \frac {1}{\sqrt [3]{x} \sqrt {c+d x} (4 c+d x)} \, dx=\int \frac {1}{\sqrt [3]{x} \sqrt {c + d x} \left (4 c + d x\right )}\, dx \]
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\[ \int \frac {1}{\sqrt [3]{x} \sqrt {c+d x} (4 c+d x)} \, dx=\int { \frac {1}{{\left (d x + 4 \, c\right )} \sqrt {d x + c} x^{\frac {1}{3}}} \,d x } \]
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\[ \int \frac {1}{\sqrt [3]{x} \sqrt {c+d x} (4 c+d x)} \, dx=\int { \frac {1}{{\left (d x + 4 \, c\right )} \sqrt {d x + c} x^{\frac {1}{3}}} \,d x } \]
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Timed out. \[ \int \frac {1}{\sqrt [3]{x} \sqrt {c+d x} (4 c+d x)} \, dx=\int \frac {1}{x^{1/3}\,\left (4\,c+d\,x\right )\,\sqrt {c+d\,x}} \,d x \]
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