Optimal. Leaf size=222 \[ \frac {5 (A b-4 a B) \log \left (a^{2/3}-\sqrt [3]{a} \sqrt [3]{b} x+b^{2/3} x^2\right )}{54 \sqrt [3]{a} b^{11/3}}-\frac {5 (A b-4 a B) \log \left (\sqrt [3]{a}+\sqrt [3]{b} x\right )}{27 \sqrt [3]{a} b^{11/3}}-\frac {5 (A b-4 a B) \tan ^{-1}\left (\frac {\sqrt [3]{a}-2 \sqrt [3]{b} x}{\sqrt {3} \sqrt [3]{a}}\right )}{9 \sqrt {3} \sqrt [3]{a} b^{11/3}}-\frac {5 x^2 (A b-4 a B)}{18 a b^3}+\frac {x^5 (A b-4 a B)}{9 a b^2 \left (a+b x^3\right )}+\frac {x^8 (A b-a B)}{6 a b \left (a+b x^3\right )^2} \]
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Rubi [A] time = 0.14, antiderivative size = 222, normalized size of antiderivative = 1.00, number of steps used = 9, number of rules used = 9, integrand size = 20, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.450, Rules used = {457, 288, 321, 292, 31, 634, 617, 204, 628} \[ \frac {5 (A b-4 a B) \log \left (a^{2/3}-\sqrt [3]{a} \sqrt [3]{b} x+b^{2/3} x^2\right )}{54 \sqrt [3]{a} b^{11/3}}+\frac {x^5 (A b-4 a B)}{9 a b^2 \left (a+b x^3\right )}-\frac {5 x^2 (A b-4 a B)}{18 a b^3}-\frac {5 (A b-4 a B) \log \left (\sqrt [3]{a}+\sqrt [3]{b} x\right )}{27 \sqrt [3]{a} b^{11/3}}-\frac {5 (A b-4 a B) \tan ^{-1}\left (\frac {\sqrt [3]{a}-2 \sqrt [3]{b} x}{\sqrt {3} \sqrt [3]{a}}\right )}{9 \sqrt {3} \sqrt [3]{a} b^{11/3}}+\frac {x^8 (A b-a B)}{6 a b \left (a+b x^3\right )^2} \]
Antiderivative was successfully verified.
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Rule 31
Rule 204
Rule 288
Rule 292
Rule 321
Rule 457
Rule 617
Rule 628
Rule 634
Rubi steps
\begin {align*} \int \frac {x^7 \left (A+B x^3\right )}{\left (a+b x^3\right )^3} \, dx &=\frac {(A b-a B) x^8}{6 a b \left (a+b x^3\right )^2}+\frac {(-2 A b+8 a B) \int \frac {x^7}{\left (a+b x^3\right )^2} \, dx}{6 a b}\\ &=\frac {(A b-a B) x^8}{6 a b \left (a+b x^3\right )^2}+\frac {(A b-4 a B) x^5}{9 a b^2 \left (a+b x^3\right )}-\frac {(5 (A b-4 a B)) \int \frac {x^4}{a+b x^3} \, dx}{9 a b^2}\\ &=-\frac {5 (A b-4 a B) x^2}{18 a b^3}+\frac {(A b-a B) x^8}{6 a b \left (a+b x^3\right )^2}+\frac {(A b-4 a B) x^5}{9 a b^2 \left (a+b x^3\right )}+\frac {(5 (A b-4 a B)) \int \frac {x}{a+b x^3} \, dx}{9 b^3}\\ &=-\frac {5 (A b-4 a B) x^2}{18 a b^3}+\frac {(A b-a B) x^8}{6 a b \left (a+b x^3\right )^2}+\frac {(A b-4 a B) x^5}{9 a b^2 \left (a+b x^3\right )}-\frac {(5 (A b-4 a B)) \int \frac {1}{\sqrt [3]{a}+\sqrt [3]{b} x} \, dx}{27 \sqrt [3]{a} b^{10/3}}+\frac {(5 (A b-4 a B)) \int \frac {\sqrt [3]{a}+\sqrt [3]{b} x}{a^{2/3}-\sqrt [3]{a} \sqrt [3]{b} x+b^{2/3} x^2} \, dx}{27 \sqrt [3]{a} b^{10/3}}\\ &=-\frac {5 (A b-4 a B) x^2}{18 a b^3}+\frac {(A b-a B) x^8}{6 a b \left (a+b x^3\right )^2}+\frac {(A b-4 a B) x^5}{9 a b^2 \left (a+b x^3\right )}-\frac {5 (A b-4 a B) \log \left (\sqrt [3]{a}+\sqrt [3]{b} x\right )}{27 \sqrt [3]{a} b^{11/3}}+\frac {(5 (A b-4 a B)) \int \frac {-\sqrt [3]{a} \sqrt [3]{b}+2 b^{2/3} x}{a^{2/3}-\sqrt [3]{a} \sqrt [3]{b} x+b^{2/3} x^2} \, dx}{54 \sqrt [3]{a} b^{11/3}}+\frac {(5 (A b-4 a B)) \int \frac {1}{a^{2/3}-\sqrt [3]{a} \sqrt [3]{b} x+b^{2/3} x^2} \, dx}{18 b^{10/3}}\\ &=-\frac {5 (A b-4 a B) x^2}{18 a b^3}+\frac {(A b-a B) x^8}{6 a b \left (a+b x^3\right )^2}+\frac {(A b-4 a B) x^5}{9 a b^2 \left (a+b x^3\right )}-\frac {5 (A b-4 a B) \log \left (\sqrt [3]{a}+\sqrt [3]{b} x\right )}{27 \sqrt [3]{a} b^{11/3}}+\frac {5 (A b-4 a B) \log \left (a^{2/3}-\sqrt [3]{a} \sqrt [3]{b} x+b^{2/3} x^2\right )}{54 \sqrt [3]{a} b^{11/3}}+\frac {(5 (A b-4 a B)) \operatorname {Subst}\left (\int \frac {1}{-3-x^2} \, dx,x,1-\frac {2 \sqrt [3]{b} x}{\sqrt [3]{a}}\right )}{9 \sqrt [3]{a} b^{11/3}}\\ &=-\frac {5 (A b-4 a B) x^2}{18 a b^3}+\frac {(A b-a B) x^8}{6 a b \left (a+b x^3\right )^2}+\frac {(A b-4 a B) x^5}{9 a b^2 \left (a+b x^3\right )}-\frac {5 (A b-4 a B) \tan ^{-1}\left (\frac {\sqrt [3]{a}-2 \sqrt [3]{b} x}{\sqrt {3} \sqrt [3]{a}}\right )}{9 \sqrt {3} \sqrt [3]{a} b^{11/3}}-\frac {5 (A b-4 a B) \log \left (\sqrt [3]{a}+\sqrt [3]{b} x\right )}{27 \sqrt [3]{a} b^{11/3}}+\frac {5 (A b-4 a B) \log \left (a^{2/3}-\sqrt [3]{a} \sqrt [3]{b} x+b^{2/3} x^2\right )}{54 \sqrt [3]{a} b^{11/3}}\\ \end {align*}
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Mathematica [A] time = 0.24, size = 194, normalized size = 0.87 \[ \frac {\frac {5 (A b-4 a B) \log \left (a^{2/3}-\sqrt [3]{a} \sqrt [3]{b} x+b^{2/3} x^2\right )}{\sqrt [3]{a}}-\frac {6 b^{2/3} x^2 (4 A b-7 a B)}{a+b x^3}+\frac {9 a b^{2/3} x^2 (A b-a B)}{\left (a+b x^3\right )^2}+\frac {10 (4 a B-A b) \log \left (\sqrt [3]{a}+\sqrt [3]{b} x\right )}{\sqrt [3]{a}}+\frac {10 \sqrt {3} (4 a B-A b) \tan ^{-1}\left (\frac {1-\frac {2 \sqrt [3]{b} x}{\sqrt [3]{a}}}{\sqrt {3}}\right )}{\sqrt [3]{a}}+27 b^{2/3} B x^2}{54 b^{11/3}} \]
Antiderivative was successfully verified.
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fricas [B] time = 0.68, size = 792, normalized size = 3.57 \[ \left [\frac {27 \, B a b^{4} x^{8} + 24 \, {\left (4 \, B a^{2} b^{3} - A a b^{4}\right )} x^{5} + 15 \, {\left (4 \, B a^{3} b^{2} - A a^{2} b^{3}\right )} x^{2} - 15 \, \sqrt {\frac {1}{3}} {\left ({\left (4 \, B a^{2} b^{3} - A a b^{4}\right )} x^{6} + 4 \, B a^{4} b - A a^{3} b^{2} + 2 \, {\left (4 \, B a^{3} b^{2} - A a^{2} b^{3}\right )} x^{3}\right )} \sqrt {\frac {\left (-a b^{2}\right )^{\frac {1}{3}}}{a}} \log \left (\frac {2 \, b^{2} x^{3} - a b + 3 \, \sqrt {\frac {1}{3}} {\left (a b x + 2 \, \left (-a b^{2}\right )^{\frac {2}{3}} x^{2} + \left (-a b^{2}\right )^{\frac {1}{3}} a\right )} \sqrt {\frac {\left (-a b^{2}\right )^{\frac {1}{3}}}{a}} - 3 \, \left (-a b^{2}\right )^{\frac {2}{3}} x}{b x^{3} + a}\right ) - 5 \, {\left ({\left (4 \, B a b^{2} - A b^{3}\right )} x^{6} + 4 \, B a^{3} - A a^{2} b + 2 \, {\left (4 \, B a^{2} b - A a b^{2}\right )} x^{3}\right )} \left (-a b^{2}\right )^{\frac {2}{3}} \log \left (b^{2} x^{2} + \left (-a b^{2}\right )^{\frac {1}{3}} b x + \left (-a b^{2}\right )^{\frac {2}{3}}\right ) + 10 \, {\left ({\left (4 \, B a b^{2} - A b^{3}\right )} x^{6} + 4 \, B a^{3} - A a^{2} b + 2 \, {\left (4 \, B a^{2} b - A a b^{2}\right )} x^{3}\right )} \left (-a b^{2}\right )^{\frac {2}{3}} \log \left (b x - \left (-a b^{2}\right )^{\frac {1}{3}}\right )}{54 \, {\left (a b^{7} x^{6} + 2 \, a^{2} b^{6} x^{3} + a^{3} b^{5}\right )}}, \frac {27 \, B a b^{4} x^{8} + 24 \, {\left (4 \, B a^{2} b^{3} - A a b^{4}\right )} x^{5} + 15 \, {\left (4 \, B a^{3} b^{2} - A a^{2} b^{3}\right )} x^{2} - 30 \, \sqrt {\frac {1}{3}} {\left ({\left (4 \, B a^{2} b^{3} - A a b^{4}\right )} x^{6} + 4 \, B a^{4} b - A a^{3} b^{2} + 2 \, {\left (4 \, B a^{3} b^{2} - A a^{2} b^{3}\right )} x^{3}\right )} \sqrt {-\frac {\left (-a b^{2}\right )^{\frac {1}{3}}}{a}} \arctan \left (\frac {\sqrt {\frac {1}{3}} {\left (2 \, b x + \left (-a b^{2}\right )^{\frac {1}{3}}\right )} \sqrt {-\frac {\left (-a b^{2}\right )^{\frac {1}{3}}}{a}}}{b}\right ) - 5 \, {\left ({\left (4 \, B a b^{2} - A b^{3}\right )} x^{6} + 4 \, B a^{3} - A a^{2} b + 2 \, {\left (4 \, B a^{2} b - A a b^{2}\right )} x^{3}\right )} \left (-a b^{2}\right )^{\frac {2}{3}} \log \left (b^{2} x^{2} + \left (-a b^{2}\right )^{\frac {1}{3}} b x + \left (-a b^{2}\right )^{\frac {2}{3}}\right ) + 10 \, {\left ({\left (4 \, B a b^{2} - A b^{3}\right )} x^{6} + 4 \, B a^{3} - A a^{2} b + 2 \, {\left (4 \, B a^{2} b - A a b^{2}\right )} x^{3}\right )} \left (-a b^{2}\right )^{\frac {2}{3}} \log \left (b x - \left (-a b^{2}\right )^{\frac {1}{3}}\right )}{54 \, {\left (a b^{7} x^{6} + 2 \, a^{2} b^{6} x^{3} + a^{3} b^{5}\right )}}\right ] \]
Verification of antiderivative is not currently implemented for this CAS.
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giac [A] time = 0.21, size = 210, normalized size = 0.95 \[ \frac {B x^{2}}{2 \, b^{3}} - \frac {5 \, \sqrt {3} {\left (4 \, B a - A b\right )} \arctan \left (\frac {\sqrt {3} {\left (2 \, x + \left (-\frac {a}{b}\right )^{\frac {1}{3}}\right )}}{3 \, \left (-\frac {a}{b}\right )^{\frac {1}{3}}}\right )}{27 \, \left (-a b^{2}\right )^{\frac {1}{3}} b^{3}} + \frac {5 \, {\left (4 \, B a - A b\right )} \log \left (x^{2} + x \left (-\frac {a}{b}\right )^{\frac {1}{3}} + \left (-\frac {a}{b}\right )^{\frac {2}{3}}\right )}{54 \, \left (-a b^{2}\right )^{\frac {1}{3}} b^{3}} + \frac {5 \, {\left (4 \, B a \left (-\frac {a}{b}\right )^{\frac {1}{3}} - A b \left (-\frac {a}{b}\right )^{\frac {1}{3}}\right )} \left (-\frac {a}{b}\right )^{\frac {1}{3}} \log \left ({\left | x - \left (-\frac {a}{b}\right )^{\frac {1}{3}} \right |}\right )}{27 \, a b^{3}} + \frac {14 \, B a b x^{5} - 8 \, A b^{2} x^{5} + 11 \, B a^{2} x^{2} - 5 \, A a b x^{2}}{18 \, {\left (b x^{3} + a\right )}^{2} b^{3}} \]
Verification of antiderivative is not currently implemented for this CAS.
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maple [A] time = 0.06, size = 275, normalized size = 1.24 \[ -\frac {4 A \,x^{5}}{9 \left (b \,x^{3}+a \right )^{2} b}+\frac {7 B a \,x^{5}}{9 \left (b \,x^{3}+a \right )^{2} b^{2}}-\frac {5 A a \,x^{2}}{18 \left (b \,x^{3}+a \right )^{2} b^{2}}+\frac {11 B \,a^{2} x^{2}}{18 \left (b \,x^{3}+a \right )^{2} b^{3}}+\frac {B \,x^{2}}{2 b^{3}}+\frac {5 \sqrt {3}\, A \arctan \left (\frac {\sqrt {3}\, \left (\frac {2 x}{\left (\frac {a}{b}\right )^{\frac {1}{3}}}-1\right )}{3}\right )}{27 \left (\frac {a}{b}\right )^{\frac {1}{3}} b^{3}}-\frac {5 A \ln \left (x +\left (\frac {a}{b}\right )^{\frac {1}{3}}\right )}{27 \left (\frac {a}{b}\right )^{\frac {1}{3}} b^{3}}+\frac {5 A \ln \left (x^{2}-\left (\frac {a}{b}\right )^{\frac {1}{3}} x +\left (\frac {a}{b}\right )^{\frac {2}{3}}\right )}{54 \left (\frac {a}{b}\right )^{\frac {1}{3}} b^{3}}-\frac {20 \sqrt {3}\, B a \arctan \left (\frac {\sqrt {3}\, \left (\frac {2 x}{\left (\frac {a}{b}\right )^{\frac {1}{3}}}-1\right )}{3}\right )}{27 \left (\frac {a}{b}\right )^{\frac {1}{3}} b^{4}}+\frac {20 B a \ln \left (x +\left (\frac {a}{b}\right )^{\frac {1}{3}}\right )}{27 \left (\frac {a}{b}\right )^{\frac {1}{3}} b^{4}}-\frac {10 B a \ln \left (x^{2}-\left (\frac {a}{b}\right )^{\frac {1}{3}} x +\left (\frac {a}{b}\right )^{\frac {2}{3}}\right )}{27 \left (\frac {a}{b}\right )^{\frac {1}{3}} b^{4}} \]
Verification of antiderivative is not currently implemented for this CAS.
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maxima [A] time = 1.32, size = 196, normalized size = 0.88 \[ \frac {2 \, {\left (7 \, B a b - 4 \, A b^{2}\right )} x^{5} + {\left (11 \, B a^{2} - 5 \, A a b\right )} x^{2}}{18 \, {\left (b^{5} x^{6} + 2 \, a b^{4} x^{3} + a^{2} b^{3}\right )}} + \frac {B x^{2}}{2 \, b^{3}} - \frac {5 \, \sqrt {3} {\left (4 \, B a - A b\right )} \arctan \left (\frac {\sqrt {3} {\left (2 \, x - \left (\frac {a}{b}\right )^{\frac {1}{3}}\right )}}{3 \, \left (\frac {a}{b}\right )^{\frac {1}{3}}}\right )}{27 \, b^{4} \left (\frac {a}{b}\right )^{\frac {1}{3}}} - \frac {5 \, {\left (4 \, B a - A b\right )} \log \left (x^{2} - x \left (\frac {a}{b}\right )^{\frac {1}{3}} + \left (\frac {a}{b}\right )^{\frac {2}{3}}\right )}{54 \, b^{4} \left (\frac {a}{b}\right )^{\frac {1}{3}}} + \frac {5 \, {\left (4 \, B a - A b\right )} \log \left (x + \left (\frac {a}{b}\right )^{\frac {1}{3}}\right )}{27 \, b^{4} \left (\frac {a}{b}\right )^{\frac {1}{3}}} \]
Verification of antiderivative is not currently implemented for this CAS.
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mupad [B] time = 2.56, size = 187, normalized size = 0.84 \[ \frac {x^2\,\left (\frac {11\,B\,a^2}{18}-\frac {5\,A\,a\,b}{18}\right )-x^5\,\left (\frac {4\,A\,b^2}{9}-\frac {7\,B\,a\,b}{9}\right )}{a^2\,b^3+2\,a\,b^4\,x^3+b^5\,x^6}+\frac {B\,x^2}{2\,b^3}-\frac {5\,\ln \left (b^{1/3}\,x+a^{1/3}\right )\,\left (A\,b-4\,B\,a\right )}{27\,a^{1/3}\,b^{11/3}}-\frac {5\,\ln \left (a^{1/3}-2\,b^{1/3}\,x+\sqrt {3}\,a^{1/3}\,1{}\mathrm {i}\right )\,\left (-\frac {1}{2}+\frac {\sqrt {3}\,1{}\mathrm {i}}{2}\right )\,\left (A\,b-4\,B\,a\right )}{27\,a^{1/3}\,b^{11/3}}+\frac {5\,\ln \left (2\,b^{1/3}\,x-a^{1/3}+\sqrt {3}\,a^{1/3}\,1{}\mathrm {i}\right )\,\left (\frac {1}{2}+\frac {\sqrt {3}\,1{}\mathrm {i}}{2}\right )\,\left (A\,b-4\,B\,a\right )}{27\,a^{1/3}\,b^{11/3}} \]
Verification of antiderivative is not currently implemented for this CAS.
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sympy [A] time = 5.85, size = 162, normalized size = 0.73 \[ \frac {B x^{2}}{2 b^{3}} + \frac {x^{5} \left (- 8 A b^{2} + 14 B a b\right ) + x^{2} \left (- 5 A a b + 11 B a^{2}\right )}{18 a^{2} b^{3} + 36 a b^{4} x^{3} + 18 b^{5} x^{6}} + \operatorname {RootSum} {\left (19683 t^{3} a b^{11} + 125 A^{3} b^{3} - 1500 A^{2} B a b^{2} + 6000 A B^{2} a^{2} b - 8000 B^{3} a^{3}, \left (t \mapsto t \log {\left (\frac {729 t^{2} a b^{7}}{25 A^{2} b^{2} - 200 A B a b + 400 B^{2} a^{2}} + x \right )} \right )\right )} \]
Verification of antiderivative is not currently implemented for this CAS.
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