Optimal. Leaf size=73 \[ \frac {2 a (A b-a B)}{3 b^3 \sqrt {a+b x^3}}+\frac {2 (A b-2 a B) \sqrt {a+b x^3}}{3 b^3}+\frac {2 B \left (a+b x^3\right )^{3/2}}{9 b^3} \]
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Rubi [A]
time = 0.04, antiderivative size = 73, 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 = {457, 78}
\begin {gather*} \frac {2 \sqrt {a+b x^3} (A b-2 a B)}{3 b^3}+\frac {2 a (A b-a B)}{3 b^3 \sqrt {a+b x^3}}+\frac {2 B \left (a+b x^3\right )^{3/2}}{9 b^3} \end {gather*}
Antiderivative was successfully verified.
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Rule 78
Rule 457
Rubi steps
\begin {align*} \int \frac {x^5 \left (A+B x^3\right )}{\left (a+b x^3\right )^{3/2}} \, dx &=\frac {1}{3} \text {Subst}\left (\int \frac {x (A+B x)}{(a+b x)^{3/2}} \, dx,x,x^3\right )\\ &=\frac {1}{3} \text {Subst}\left (\int \left (\frac {a (-A b+a B)}{b^2 (a+b x)^{3/2}}+\frac {A b-2 a B}{b^2 \sqrt {a+b x}}+\frac {B \sqrt {a+b x}}{b^2}\right ) \, dx,x,x^3\right )\\ &=\frac {2 a (A b-a B)}{3 b^3 \sqrt {a+b x^3}}+\frac {2 (A b-2 a B) \sqrt {a+b x^3}}{3 b^3}+\frac {2 B \left (a+b x^3\right )^{3/2}}{9 b^3}\\ \end {align*}
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Mathematica [A]
time = 0.04, size = 55, normalized size = 0.75 \begin {gather*} \frac {2 \left (6 a A b-8 a^2 B+3 A b^2 x^3-4 a b B x^3+b^2 B x^6\right )}{9 b^3 \sqrt {a+b x^3}} \end {gather*}
Antiderivative was successfully verified.
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Maple [A]
time = 0.34, size = 94, normalized size = 1.29
method | result | size |
gosper | \(\frac {\frac {2}{9} b^{2} B \,x^{6}+\frac {2}{3} A \,b^{2} x^{3}-\frac {8}{9} B a b \,x^{3}+\frac {4}{3} a b A -\frac {16}{9} a^{2} B}{\sqrt {b \,x^{3}+a}\, b^{3}}\) | \(52\) |
trager | \(\frac {\frac {2}{9} b^{2} B \,x^{6}+\frac {2}{3} A \,b^{2} x^{3}-\frac {8}{9} B a b \,x^{3}+\frac {4}{3} a b A -\frac {16}{9} a^{2} B}{\sqrt {b \,x^{3}+a}\, b^{3}}\) | \(52\) |
risch | \(\frac {2 \left (b B \,x^{3}+3 A b -5 B a \right ) \sqrt {b \,x^{3}+a}}{9 b^{3}}+\frac {2 a \left (A b -B a \right )}{3 b^{3} \sqrt {b \,x^{3}+a}}\) | \(54\) |
elliptic | \(\frac {2 a \left (A b -B a \right )}{3 b^{3} \sqrt {\left (x^{3}+\frac {a}{b}\right ) b}}+\frac {2 B \,x^{3} \sqrt {b \,x^{3}+a}}{9 b^{2}}+\frac {2 \left (\frac {A b -B a}{b^{2}}-\frac {2 a B}{3 b^{2}}\right ) \sqrt {b \,x^{3}+a}}{3 b}\) | \(81\) |
default | \(B \left (-\frac {2 a^{2}}{3 b^{3} \sqrt {\left (x^{3}+\frac {a}{b}\right ) b}}+\frac {2 x^{3} \sqrt {b \,x^{3}+a}}{9 b^{2}}-\frac {10 a \sqrt {b \,x^{3}+a}}{9 b^{3}}\right )+A \left (\frac {2 a}{3 b^{2} \sqrt {\left (x^{3}+\frac {a}{b}\right ) b}}+\frac {2 \sqrt {b \,x^{3}+a}}{3 b^{2}}\right )\) | \(94\) |
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [A]
time = 0.29, size = 81, normalized size = 1.11 \begin {gather*} \frac {2}{9} \, B {\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 )} + \frac {2}{3} \, A {\left (\frac {\sqrt {b x^{3} + a}}{b^{2}} + \frac {a}{\sqrt {b x^{3} + a} b^{2}}\right )} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [A]
time = 2.86, size = 63, normalized size = 0.86 \begin {gather*} \frac {2 \, {\left (B b^{2} x^{6} - {\left (4 \, B a b - 3 \, A b^{2}\right )} x^{3} - 8 \, B a^{2} + 6 \, A a b\right )} \sqrt {b x^{3} + a}}{9 \, {\left (b^{4} x^{3} + a b^{3}\right )}} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [A]
time = 0.44, size = 124, normalized size = 1.70 \begin {gather*} \begin {cases} \frac {4 A a}{3 b^{2} \sqrt {a + b x^{3}}} + \frac {2 A x^{3}}{3 b \sqrt {a + b x^{3}}} - \frac {16 B a^{2}}{9 b^{3} \sqrt {a + b x^{3}}} - \frac {8 B a x^{3}}{9 b^{2} \sqrt {a + b x^{3}}} + \frac {2 B x^{6}}{9 b \sqrt {a + b x^{3}}} & \text {for}\: b \neq 0 \\\frac {\frac {A x^{6}}{6} + \frac {B x^{9}}{9}}{a^{\frac {3}{2}}} & \text {otherwise} \end {cases} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [A]
time = 1.05, size = 77, normalized size = 1.05 \begin {gather*} -\frac {2 \, {\left (B a^{2} - A a b\right )}}{3 \, \sqrt {b x^{3} + a} b^{3}} + \frac {2 \, {\left ({\left (b x^{3} + a\right )}^{\frac {3}{2}} B b^{6} - 6 \, \sqrt {b x^{3} + a} B a b^{6} + 3 \, \sqrt {b x^{3} + a} A b^{7}\right )}}{9 \, b^{9}} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Mupad [B]
time = 2.68, size = 60, normalized size = 0.82 \begin {gather*} \frac {2\,B\,{\left (b\,x^3+a\right )}^2-6\,B\,a^2+6\,A\,b\,\left (b\,x^3+a\right )-12\,B\,a\,\left (b\,x^3+a\right )+6\,A\,a\,b}{9\,b^3\,\sqrt {b\,x^3+a}} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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