Optimal. Leaf size=103 \[ -\frac {2 a^2 (A b-a B)}{3 b^4 \sqrt {a+b x^3}}+\frac {2 \left (a+b x^3\right )^{3/2} (A b-3 a B)}{9 b^4}-\frac {2 a \sqrt {a+b x^3} (2 A b-3 a B)}{3 b^4}+\frac {2 B \left (a+b x^3\right )^{5/2}}{15 b^4} \]
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Rubi [A] time = 0.08, antiderivative size = 103, normalized size of antiderivative = 1.00, number of steps used = 3, number of rules used = 2, integrand size = 22, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.091, Rules used = {446, 77} \begin {gather*} -\frac {2 a^2 (A b-a B)}{3 b^4 \sqrt {a+b x^3}}+\frac {2 \left (a+b x^3\right )^{3/2} (A b-3 a B)}{9 b^4}-\frac {2 a \sqrt {a+b x^3} (2 A b-3 a B)}{3 b^4}+\frac {2 B \left (a+b x^3\right )^{5/2}}{15 b^4} \end {gather*}
Antiderivative was successfully verified.
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Rule 77
Rule 446
Rubi steps
\begin {align*} \int \frac {x^8 \left (A+B x^3\right )}{\left (a+b x^3\right )^{3/2}} \, dx &=\frac {1}{3} \operatorname {Subst}\left (\int \frac {x^2 (A+B x)}{(a+b x)^{3/2}} \, dx,x,x^3\right )\\ &=\frac {1}{3} \operatorname {Subst}\left (\int \left (-\frac {a^2 (-A b+a B)}{b^3 (a+b x)^{3/2}}+\frac {a (-2 A b+3 a B)}{b^3 \sqrt {a+b x}}+\frac {(A b-3 a B) \sqrt {a+b x}}{b^3}+\frac {B (a+b x)^{3/2}}{b^3}\right ) \, dx,x,x^3\right )\\ &=-\frac {2 a^2 (A b-a B)}{3 b^4 \sqrt {a+b x^3}}-\frac {2 a (2 A b-3 a B) \sqrt {a+b x^3}}{3 b^4}+\frac {2 (A b-3 a B) \left (a+b x^3\right )^{3/2}}{9 b^4}+\frac {2 B \left (a+b x^3\right )^{5/2}}{15 b^4}\\ \end {align*}
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Mathematica [A] time = 0.05, size = 77, normalized size = 0.75 \begin {gather*} \frac {2 \left (48 a^3 B-8 a^2 b \left (5 A-3 B x^3\right )-2 a b^2 x^3 \left (10 A+3 B x^3\right )+b^3 x^6 \left (5 A+3 B x^3\right )\right )}{45 b^4 \sqrt {a+b x^3}} \end {gather*}
Antiderivative was successfully verified.
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IntegrateAlgebraic [A] time = 0.06, size = 80, normalized size = 0.78 \begin {gather*} \frac {2 \left (48 a^3 B-40 a^2 A b+24 a^2 b B x^3-20 a A b^2 x^3-6 a b^2 B x^6+5 A b^3 x^6+3 b^3 B x^9\right )}{45 b^4 \sqrt {a+b x^3}} \end {gather*}
Antiderivative was successfully verified.
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fricas [A] time = 1.04, size = 88, normalized size = 0.85 \begin {gather*} \frac {2 \, {\left (3 \, B b^{3} x^{9} - {\left (6 \, B a b^{2} - 5 \, A b^{3}\right )} x^{6} + 48 \, B a^{3} - 40 \, A a^{2} b + 4 \, {\left (6 \, B a^{2} b - 5 \, A a b^{2}\right )} x^{3}\right )} \sqrt {b x^{3} + a}}{45 \, {\left (b^{5} x^{3} + a b^{4}\right )}} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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giac [A] time = 0.17, size = 114, normalized size = 1.11 \begin {gather*} \frac {2 \, {\left (B a^{3} - A a^{2} b\right )}}{3 \, \sqrt {b x^{3} + a} b^{4}} + \frac {2 \, {\left (3 \, {\left (b x^{3} + a\right )}^{\frac {5}{2}} B b^{16} - 15 \, {\left (b x^{3} + a\right )}^{\frac {3}{2}} B a b^{16} + 45 \, \sqrt {b x^{3} + a} B a^{2} b^{16} + 5 \, {\left (b x^{3} + a\right )}^{\frac {3}{2}} A b^{17} - 30 \, \sqrt {b x^{3} + a} A a b^{17}\right )}}{45 \, b^{20}} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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maple [A] time = 0.04, size = 77, normalized size = 0.75 \begin {gather*} -\frac {2 \left (-3 B \,x^{9} b^{3}-5 A \,b^{3} x^{6}+6 B a \,b^{2} x^{6}+20 A a \,b^{2} x^{3}-24 B \,a^{2} b \,x^{3}+40 A \,a^{2} b -48 B \,a^{3}\right )}{45 \sqrt {b \,x^{3}+a}\, b^{4}} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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maxima [A] time = 0.59, size = 116, normalized size = 1.13 \begin {gather*} \frac {2}{15} \, B {\left (\frac {{\left (b x^{3} + a\right )}^{\frac {5}{2}}}{b^{4}} - \frac {5 \, {\left (b x^{3} + a\right )}^{\frac {3}{2}} a}{b^{4}} + \frac {15 \, \sqrt {b x^{3} + a} a^{2}}{b^{4}} + \frac {5 \, a^{3}}{\sqrt {b x^{3} + a} b^{4}}\right )} + \frac {2}{9} \, A {\left (\frac {{\left (b x^{3} + a\right )}^{\frac {3}{2}}}{b^{3}} - \frac {6 \, \sqrt {b x^{3} + a} a}{b^{3}} - \frac {3 \, a^{2}}{\sqrt {b x^{3} + a} b^{3}}\right )} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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mupad [B] time = 2.77, size = 152, normalized size = 1.48 \begin {gather*} \frac {\sqrt {b\,x^3+a}\,\left (\frac {2\,\left (B\,a^2-A\,a\,b\right )}{b^3}-\frac {2\,a\,\left (\frac {2\,\left (A\,b^2-B\,a\,b\right )}{b^3}-\frac {8\,B\,a}{5\,b^2}\right )}{3\,b}\right )}{3\,b}+\frac {x^3\,\sqrt {b\,x^3+a}\,\left (\frac {2\,\left (A\,b^2-B\,a\,b\right )}{b^3}-\frac {8\,B\,a}{5\,b^2}\right )}{9\,b}-\frac {a^2\,\left (\frac {2\,A}{3\,b}-\frac {2\,B\,a}{3\,b^2}\right )}{b^2\,\sqrt {b\,x^3+a}}+\frac {2\,B\,x^6\,\sqrt {b\,x^3+a}}{15\,b^2} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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sympy [A] time = 3.90, size = 175, normalized size = 1.70 \begin {gather*} \begin {cases} - \frac {16 A a^{2}}{9 b^{3} \sqrt {a + b x^{3}}} - \frac {8 A a x^{3}}{9 b^{2} \sqrt {a + b x^{3}}} + \frac {2 A x^{6}}{9 b \sqrt {a + b x^{3}}} + \frac {32 B a^{3}}{15 b^{4} \sqrt {a + b x^{3}}} + \frac {16 B a^{2} x^{3}}{15 b^{3} \sqrt {a + b x^{3}}} - \frac {4 B a x^{6}}{15 b^{2} \sqrt {a + b x^{3}}} + \frac {2 B x^{9}}{15 b \sqrt {a + b x^{3}}} & \text {for}\: b \neq 0 \\\frac {\frac {A x^{9}}{9} + \frac {B x^{12}}{12}}{a^{\frac {3}{2}}} & \text {otherwise} \end {cases} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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