Integrand size = 21, antiderivative size = 273 \[ \int \frac {\left (a+b x^3\right )^{5/3}}{c+d x^3} \, dx=\frac {b x \left (a+b x^3\right )^{2/3}}{3 d}-\frac {b^{2/3} (3 b c-5 a d) \arctan \left (\frac {1+\frac {2 \sqrt [3]{b} x}{\sqrt [3]{a+b x^3}}}{\sqrt {3}}\right )}{3 \sqrt {3} d^2}+\frac {(b c-a d)^{5/3} \arctan \left (\frac {1+\frac {2 \sqrt [3]{b c-a d} x}{\sqrt [3]{c} \sqrt [3]{a+b x^3}}}{\sqrt {3}}\right )}{\sqrt {3} c^{2/3} d^2}+\frac {(b c-a d)^{5/3} \log \left (c+d x^3\right )}{6 c^{2/3} d^2}-\frac {(b c-a d)^{5/3} \log \left (\frac {\sqrt [3]{b c-a d} x}{\sqrt [3]{c}}-\sqrt [3]{a+b x^3}\right )}{2 c^{2/3} d^2}+\frac {b^{2/3} (3 b c-5 a d) \log \left (-\sqrt [3]{b} x+\sqrt [3]{a+b x^3}\right )}{6 d^2} \]
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Time = 0.15 (sec) , antiderivative size = 273, normalized size of antiderivative = 1.00, number of steps used = 4, number of rules used = 4, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.190, Rules used = {427, 544, 245, 384} \[ \int \frac {\left (a+b x^3\right )^{5/3}}{c+d x^3} \, dx=-\frac {b^{2/3} \arctan \left (\frac {\frac {2 \sqrt [3]{b} x}{\sqrt [3]{a+b x^3}}+1}{\sqrt {3}}\right ) (3 b c-5 a d)}{3 \sqrt {3} d^2}+\frac {(b c-a d)^{5/3} \arctan \left (\frac {\frac {2 x \sqrt [3]{b c-a d}}{\sqrt [3]{c} \sqrt [3]{a+b x^3}}+1}{\sqrt {3}}\right )}{\sqrt {3} c^{2/3} d^2}+\frac {b^{2/3} (3 b c-5 a d) \log \left (\sqrt [3]{a+b x^3}-\sqrt [3]{b} x\right )}{6 d^2}+\frac {(b c-a d)^{5/3} \log \left (c+d x^3\right )}{6 c^{2/3} d^2}-\frac {(b c-a d)^{5/3} \log \left (\frac {x \sqrt [3]{b c-a d}}{\sqrt [3]{c}}-\sqrt [3]{a+b x^3}\right )}{2 c^{2/3} d^2}+\frac {b x \left (a+b x^3\right )^{2/3}}{3 d} \]
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Rule 245
Rule 384
Rule 427
Rule 544
Rubi steps \begin{align*} \text {integral}& = \frac {b x \left (a+b x^3\right )^{2/3}}{3 d}+\frac {\int \frac {-a (b c-3 a d)-b (3 b c-5 a d) x^3}{\sqrt [3]{a+b x^3} \left (c+d x^3\right )} \, dx}{3 d} \\ & = \frac {b x \left (a+b x^3\right )^{2/3}}{3 d}-\frac {(b (3 b c-5 a d)) \int \frac {1}{\sqrt [3]{a+b x^3}} \, dx}{3 d^2}+\frac {(b c-a d)^2 \int \frac {1}{\sqrt [3]{a+b x^3} \left (c+d x^3\right )} \, dx}{d^2} \\ & = \frac {b x \left (a+b x^3\right )^{2/3}}{3 d}-\frac {b^{2/3} (3 b c-5 a d) \tan ^{-1}\left (\frac {1+\frac {2 \sqrt [3]{b} x}{\sqrt [3]{a+b x^3}}}{\sqrt {3}}\right )}{3 \sqrt {3} d^2}+\frac {(b c-a d)^{5/3} \tan ^{-1}\left (\frac {1+\frac {2 \sqrt [3]{b c-a d} x}{\sqrt [3]{c} \sqrt [3]{a+b x^3}}}{\sqrt {3}}\right )}{\sqrt {3} c^{2/3} d^2}+\frac {(b c-a d)^{5/3} \log \left (c+d x^3\right )}{6 c^{2/3} d^2}-\frac {(b c-a d)^{5/3} \log \left (\frac {\sqrt [3]{b c-a d} x}{\sqrt [3]{c}}-\sqrt [3]{a+b x^3}\right )}{2 c^{2/3} d^2}+\frac {b^{2/3} (3 b c-5 a d) \log \left (-\sqrt [3]{b} x+\sqrt [3]{a+b x^3}\right )}{6 d^2} \\ \end{align*}
Result contains higher order function than in optimal. Order 6 vs. order 3 in optimal.
Time = 10.51 (sec) , antiderivative size = 443, normalized size of antiderivative = 1.62 \[ \int \frac {\left (a+b x^3\right )^{5/3}}{c+d x^3} \, dx=\frac {3 b \sqrt [3]{b c-a d} (-3 b c+5 a d) x^4 \sqrt [3]{1+\frac {b x^3}{a}} \operatorname {AppellF1}\left (\frac {4}{3},\frac {1}{3},1,\frac {7}{3},-\frac {b x^3}{a},-\frac {d x^3}{c}\right )+2 \sqrt [3]{c} \left (6 a b c^{2/3} \sqrt [3]{b c-a d} x+6 b^2 c^{2/3} \sqrt [3]{b c-a d} x^4+2 \sqrt {3} a (-b c+3 a d) \sqrt [3]{a+b x^3} \arctan \left (\frac {1+\frac {2 \sqrt [3]{b c-a d} x}{\sqrt [3]{c} \sqrt [3]{b+a x^3}}}{\sqrt {3}}\right )+2 a (b c-3 a d) \sqrt [3]{a+b x^3} \log \left (\sqrt [3]{c}-\frac {\sqrt [3]{b c-a d} x}{\sqrt [3]{b+a x^3}}\right )-a b c \sqrt [3]{a+b x^3} \log \left (c^{2/3}+\frac {(b c-a d)^{2/3} x^2}{\left (b+a x^3\right )^{2/3}}+\frac {\sqrt [3]{c} \sqrt [3]{b c-a d} x}{\sqrt [3]{b+a x^3}}\right )+3 a^2 d \sqrt [3]{a+b x^3} \log \left (c^{2/3}+\frac {(b c-a d)^{2/3} x^2}{\left (b+a x^3\right )^{2/3}}+\frac {\sqrt [3]{c} \sqrt [3]{b c-a d} x}{\sqrt [3]{b+a x^3}}\right )\right )}{36 c d \sqrt [3]{b c-a d} \sqrt [3]{a+b x^3}} \]
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Time = 4.57 (sec) , antiderivative size = 402, normalized size of antiderivative = 1.47
method | result | size |
pseudoelliptic | \(-\frac {-\frac {5 \left (\frac {a d -b c}{c}\right )^{\frac {1}{3}} c \left (a d \,b^{\frac {2}{3}}-\frac {3 b^{\frac {5}{3}} c}{5}\right ) \ln \left (\frac {b^{\frac {2}{3}} x^{2}+b^{\frac {1}{3}} \left (b \,x^{3}+a \right )^{\frac {1}{3}} x +\left (b \,x^{3}+a \right )^{\frac {2}{3}}}{x^{2}}\right )}{3}-2 \left (a d -b c \right )^{2} \ln \left (\frac {\left (\frac {a d -b c}{c}\right )^{\frac {1}{3}} x +\left (b \,x^{3}+a \right )^{\frac {1}{3}}}{x}\right )+\frac {10 \sqrt {3}\, \left (\frac {a d -b c}{c}\right )^{\frac {1}{3}} c \left (a d \,b^{\frac {2}{3}}-\frac {3 b^{\frac {5}{3}} c}{5}\right ) \arctan \left (\frac {\sqrt {3}\, \left (b^{\frac {1}{3}} x +2 \left (b \,x^{3}+a \right )^{\frac {1}{3}}\right )}{3 b^{\frac {1}{3}} x}\right )}{3}+\frac {10 \left (\frac {a d -b c}{c}\right )^{\frac {1}{3}} c \left (a d \,b^{\frac {2}{3}}-\frac {3 b^{\frac {5}{3}} c}{5}\right ) \ln \left (\frac {-b^{\frac {1}{3}} x +\left (b \,x^{3}+a \right )^{\frac {1}{3}}}{x}\right )}{3}-2 \left (b \,x^{3}+a \right )^{\frac {2}{3}} x b c \left (\frac {a d -b c}{c}\right )^{\frac {1}{3}} d +\left (-2 \arctan \left (\frac {\sqrt {3}\, \left (\left (\frac {a d -b c}{c}\right )^{\frac {1}{3}} x -2 \left (b \,x^{3}+a \right )^{\frac {1}{3}}\right )}{3 \left (\frac {a d -b c}{c}\right )^{\frac {1}{3}} x}\right ) \sqrt {3}+\ln \left (\frac {\left (\frac {a d -b c}{c}\right )^{\frac {2}{3}} x^{2}-\left (\frac {a d -b c}{c}\right )^{\frac {1}{3}} \left (b \,x^{3}+a \right )^{\frac {1}{3}} x +\left (b \,x^{3}+a \right )^{\frac {2}{3}}}{x^{2}}\right )\right ) \left (a d -b c \right )^{2}}{6 \left (\frac {a d -b c}{c}\right )^{\frac {1}{3}} c \,d^{2}}\) | \(402\) |
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Leaf count of result is larger than twice the leaf count of optimal. 535 vs. \(2 (220) = 440\).
Time = 0.76 (sec) , antiderivative size = 535, normalized size of antiderivative = 1.96 \[ \int \frac {\left (a+b x^3\right )^{5/3}}{c+d x^3} \, dx=\frac {6 \, {\left (b x^{3} + a\right )}^{\frac {2}{3}} b d x + 6 \, \sqrt {3} {\left (b c - a d\right )} \left (\frac {b^{2} c^{2} - 2 \, a b c d + a^{2} d^{2}}{c^{2}}\right )^{\frac {1}{3}} \arctan \left (-\frac {\sqrt {3} {\left (b c - a d\right )} x + 2 \, \sqrt {3} {\left (b x^{3} + a\right )}^{\frac {1}{3}} c \left (\frac {b^{2} c^{2} - 2 \, a b c d + a^{2} d^{2}}{c^{2}}\right )^{\frac {1}{3}}}{3 \, {\left (b c - a d\right )} x}\right ) + 2 \, \sqrt {3} \left (-b^{2}\right )^{\frac {1}{3}} {\left (3 \, b c - 5 \, a d\right )} \arctan \left (-\frac {\sqrt {3} b x - 2 \, \sqrt {3} {\left (b x^{3} + a\right )}^{\frac {1}{3}} \left (-b^{2}\right )^{\frac {1}{3}}}{3 \, b x}\right ) - 6 \, {\left (b c - a d\right )} \left (\frac {b^{2} c^{2} - 2 \, a b c d + a^{2} d^{2}}{c^{2}}\right )^{\frac {1}{3}} \log \left (\frac {c x \left (\frac {b^{2} c^{2} - 2 \, a b c d + a^{2} d^{2}}{c^{2}}\right )^{\frac {2}{3}} - {\left (b x^{3} + a\right )}^{\frac {1}{3}} {\left (b c - a d\right )}}{x}\right ) - 2 \, \left (-b^{2}\right )^{\frac {1}{3}} {\left (3 \, b c - 5 \, a d\right )} \log \left (-\frac {\left (-b^{2}\right )^{\frac {2}{3}} x - {\left (b x^{3} + a\right )}^{\frac {1}{3}} b}{x}\right ) + \left (-b^{2}\right )^{\frac {1}{3}} {\left (3 \, b c - 5 \, a d\right )} \log \left (-\frac {\left (-b^{2}\right )^{\frac {1}{3}} b x^{2} - {\left (b x^{3} + a\right )}^{\frac {1}{3}} \left (-b^{2}\right )^{\frac {2}{3}} x - {\left (b x^{3} + a\right )}^{\frac {2}{3}} b}{x^{2}}\right ) + 3 \, {\left (b c - a d\right )} \left (\frac {b^{2} c^{2} - 2 \, a b c d + a^{2} d^{2}}{c^{2}}\right )^{\frac {1}{3}} \log \left (-\frac {{\left (b c - a d\right )} x^{2} \left (\frac {b^{2} c^{2} - 2 \, a b c d + a^{2} d^{2}}{c^{2}}\right )^{\frac {1}{3}} + {\left (b x^{3} + a\right )}^{\frac {1}{3}} c x \left (\frac {b^{2} c^{2} - 2 \, a b c d + a^{2} d^{2}}{c^{2}}\right )^{\frac {2}{3}} + {\left (b x^{3} + a\right )}^{\frac {2}{3}} {\left (b c - a d\right )}}{x^{2}}\right )}{18 \, d^{2}} \]
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\[ \int \frac {\left (a+b x^3\right )^{5/3}}{c+d x^3} \, dx=\int \frac {\left (a + b x^{3}\right )^{\frac {5}{3}}}{c + d x^{3}}\, dx \]
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\[ \int \frac {\left (a+b x^3\right )^{5/3}}{c+d x^3} \, dx=\int { \frac {{\left (b x^{3} + a\right )}^{\frac {5}{3}}}{d x^{3} + c} \,d x } \]
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\[ \int \frac {\left (a+b x^3\right )^{5/3}}{c+d x^3} \, dx=\int { \frac {{\left (b x^{3} + a\right )}^{\frac {5}{3}}}{d x^{3} + c} \,d x } \]
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Timed out. \[ \int \frac {\left (a+b x^3\right )^{5/3}}{c+d x^3} \, dx=\int \frac {{\left (b\,x^3+a\right )}^{5/3}}{d\,x^3+c} \,d x \]
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