Optimal. Leaf size=72 \[ -\frac {2 a^3 (a+b x)^{11/2}}{11 b^4}+\frac {6 a^2 (a+b x)^{13/2}}{13 b^4}-\frac {2 a (a+b x)^{15/2}}{5 b^4}+\frac {2 (a+b x)^{17/2}}{17 b^4} \]
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Rubi [A]
time = 0.01, antiderivative size = 72, normalized size of antiderivative = 1.00, number of steps
used = 2, number of rules used = 1, integrand size = 13, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.077, Rules used = {45}
\begin {gather*} -\frac {2 a^3 (a+b x)^{11/2}}{11 b^4}+\frac {6 a^2 (a+b x)^{13/2}}{13 b^4}+\frac {2 (a+b x)^{17/2}}{17 b^4}-\frac {2 a (a+b x)^{15/2}}{5 b^4} \end {gather*}
Antiderivative was successfully verified.
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Rule 45
Rubi steps
\begin {align*} \int x^3 (a+b x)^{9/2} \, dx &=\int \left (-\frac {a^3 (a+b x)^{9/2}}{b^3}+\frac {3 a^2 (a+b x)^{11/2}}{b^3}-\frac {3 a (a+b x)^{13/2}}{b^3}+\frac {(a+b x)^{15/2}}{b^3}\right ) \, dx\\ &=-\frac {2 a^3 (a+b x)^{11/2}}{11 b^4}+\frac {6 a^2 (a+b x)^{13/2}}{13 b^4}-\frac {2 a (a+b x)^{15/2}}{5 b^4}+\frac {2 (a+b x)^{17/2}}{17 b^4}\\ \end {align*}
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Mathematica [A]
time = 0.03, size = 46, normalized size = 0.64 \begin {gather*} \frac {2 (a+b x)^{11/2} \left (-16 a^3+88 a^2 b x-286 a b^2 x^2+715 b^3 x^3\right )}{12155 b^4} \end {gather*}
Antiderivative was successfully verified.
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Mathics [C] Result contains higher order function than in optimal. Order 9 vs. order 2 in
optimal.
time = 3.33, size = 109, normalized size = 1.51 \begin {gather*} \text {Piecewise}\left [\left \{\left \{\frac {2 \left (-16 a^8+8 a^7 b x-6 a^6 b^2 x^2+5 a^5 b^3 x^3+b^4 x^4 \left (1515 a^4+4714 a^3 b x+5808 a^2 b^2 x^2+3289 a b^3 x^3+715 b^4 x^4\right )\right ) \sqrt {a+b x}}{12155 b^4},b\text {!=}0\right \}\right \},\frac {a^{\frac {9}{2}} x^4}{4}\right ] \end {gather*}
Warning: Unable to verify antiderivative.
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Maple [A]
time = 0.09, size = 50, normalized size = 0.69
method | result | size |
gosper | \(-\frac {2 \left (b x +a \right )^{\frac {11}{2}} \left (-715 b^{3} x^{3}+286 a \,b^{2} x^{2}-88 a^{2} b x +16 a^{3}\right )}{12155 b^{4}}\) | \(43\) |
derivativedivides | \(\frac {\frac {2 \left (b x +a \right )^{\frac {17}{2}}}{17}-\frac {2 a \left (b x +a \right )^{\frac {15}{2}}}{5}+\frac {6 a^{2} \left (b x +a \right )^{\frac {13}{2}}}{13}-\frac {2 a^{3} \left (b x +a \right )^{\frac {11}{2}}}{11}}{b^{4}}\) | \(50\) |
default | \(\frac {\frac {2 \left (b x +a \right )^{\frac {17}{2}}}{17}-\frac {2 a \left (b x +a \right )^{\frac {15}{2}}}{5}+\frac {6 a^{2} \left (b x +a \right )^{\frac {13}{2}}}{13}-\frac {2 a^{3} \left (b x +a \right )^{\frac {11}{2}}}{11}}{b^{4}}\) | \(50\) |
trager | \(-\frac {2 \left (-715 b^{8} x^{8}-3289 a \,b^{7} x^{7}-5808 a^{2} x^{6} b^{6}-4714 a^{3} x^{5} b^{5}-1515 a^{4} x^{4} b^{4}-5 a^{5} x^{3} b^{3}+6 a^{6} x^{2} b^{2}-8 a^{7} x b +16 a^{8}\right ) \sqrt {b x +a}}{12155 b^{4}}\) | \(98\) |
risch | \(-\frac {2 \left (-715 b^{8} x^{8}-3289 a \,b^{7} x^{7}-5808 a^{2} x^{6} b^{6}-4714 a^{3} x^{5} b^{5}-1515 a^{4} x^{4} b^{4}-5 a^{5} x^{3} b^{3}+6 a^{6} x^{2} b^{2}-8 a^{7} x b +16 a^{8}\right ) \sqrt {b x +a}}{12155 b^{4}}\) | \(98\) |
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [A]
time = 0.26, size = 56, normalized size = 0.78 \begin {gather*} \frac {2 \, {\left (b x + a\right )}^{\frac {17}{2}}}{17 \, b^{4}} - \frac {2 \, {\left (b x + a\right )}^{\frac {15}{2}} a}{5 \, b^{4}} + \frac {6 \, {\left (b x + a\right )}^{\frac {13}{2}} a^{2}}{13 \, b^{4}} - \frac {2 \, {\left (b x + a\right )}^{\frac {11}{2}} a^{3}}{11 \, b^{4}} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [A]
time = 0.31, size = 97, normalized size = 1.35 \begin {gather*} \frac {2 \, {\left (715 \, b^{8} x^{8} + 3289 \, a b^{7} x^{7} + 5808 \, a^{2} b^{6} x^{6} + 4714 \, a^{3} b^{5} x^{5} + 1515 \, a^{4} b^{4} x^{4} + 5 \, a^{5} b^{3} x^{3} - 6 \, a^{6} b^{2} x^{2} + 8 \, a^{7} b x - 16 \, a^{8}\right )} \sqrt {b x + a}}{12155 \, b^{4}} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [A]
time = 1.07, size = 190, normalized size = 2.64 \begin {gather*} \begin {cases} - \frac {32 a^{8} \sqrt {a + b x}}{12155 b^{4}} + \frac {16 a^{7} x \sqrt {a + b x}}{12155 b^{3}} - \frac {12 a^{6} x^{2} \sqrt {a + b x}}{12155 b^{2}} + \frac {2 a^{5} x^{3} \sqrt {a + b x}}{2431 b} + \frac {606 a^{4} x^{4} \sqrt {a + b x}}{2431} + \frac {9428 a^{3} b x^{5} \sqrt {a + b x}}{12155} + \frac {1056 a^{2} b^{2} x^{6} \sqrt {a + b x}}{1105} + \frac {46 a b^{3} x^{7} \sqrt {a + b x}}{85} + \frac {2 b^{4} x^{8} \sqrt {a + b x}}{17} & \text {for}\: b \neq 0 \\\frac {a^{\frac {9}{2}} x^{4}}{4} & \text {otherwise} \end {cases} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [B] Leaf count of result is larger than twice the leaf count of optimal. 493 vs.
\(2 (56) = 112\).
time = 0.00, size = 866, normalized size = 12.03 \begin {gather*} \frac {\frac {2 b^{5} \left (\frac {1}{17} \sqrt {a+b x} \left (a+b x\right )^{8}-\frac {8}{15} \sqrt {a+b x} \left (a+b x\right )^{7} a+\frac {28}{13} \sqrt {a+b x} \left (a+b x\right )^{6} a^{2}-\frac {56}{11} \sqrt {a+b x} \left (a+b x\right )^{5} a^{3}+\frac {70}{9} \sqrt {a+b x} \left (a+b x\right )^{4} a^{4}-8 \sqrt {a+b x} \left (a+b x\right )^{3} a^{5}+\frac {28}{5} \sqrt {a+b x} \left (a+b x\right )^{2} a^{6}-\frac {8}{3} \sqrt {a+b x} \left (a+b x\right ) a^{7}+\sqrt {a+b x} a^{8}\right )}{b^{8}}+\frac {10 a b^{4} \left (\frac {1}{15} \sqrt {a+b x} \left (a+b x\right )^{7}-\frac {7}{13} \sqrt {a+b x} \left (a+b x\right )^{6} a+\frac {21}{11} \sqrt {a+b x} \left (a+b x\right )^{5} a^{2}-\frac {35}{9} \sqrt {a+b x} \left (a+b x\right )^{4} a^{3}+5 \sqrt {a+b x} \left (a+b x\right )^{3} a^{4}-\frac {21}{5} \sqrt {a+b x} \left (a+b x\right )^{2} a^{5}+\frac {7}{3} \sqrt {a+b x} \left (a+b x\right ) a^{6}-\sqrt {a+b x} a^{7}\right )}{b^{7}}+\frac {20 a^{2} b^{3} \left (\frac {1}{13} \sqrt {a+b x} \left (a+b x\right )^{6}-\frac {6}{11} \sqrt {a+b x} \left (a+b x\right )^{5} a+\frac {5}{3} \sqrt {a+b x} \left (a+b x\right )^{4} a^{2}-\frac {20}{7} \sqrt {a+b x} \left (a+b x\right )^{3} a^{3}+3 \sqrt {a+b x} \left (a+b x\right )^{2} a^{4}-2 \sqrt {a+b x} \left (a+b x\right ) a^{5}+\sqrt {a+b x} a^{6}\right )}{b^{6}}+\frac {20 a^{3} b^{2} \left (\frac {1}{11} \sqrt {a+b x} \left (a+b x\right )^{5}-\frac {5}{9} \sqrt {a+b x} \left (a+b x\right )^{4} a+\frac {10}{7} \sqrt {a+b x} \left (a+b x\right )^{3} a^{2}-2 \sqrt {a+b x} \left (a+b x\right )^{2} a^{3}+\frac {5}{3} \sqrt {a+b x} \left (a+b x\right ) a^{4}-\sqrt {a+b x} a^{5}\right )}{b^{5}}+\frac {10 a^{4} b \left (\frac {1}{9} \sqrt {a+b x} \left (a+b x\right )^{4}-\frac {4}{7} \sqrt {a+b x} \left (a+b x\right )^{3} a+\frac {6}{5} \sqrt {a+b x} \left (a+b x\right )^{2} a^{2}-\frac {4}{3} \sqrt {a+b x} \left (a+b x\right ) a^{3}+\sqrt {a+b x} a^{4}\right )}{b^{4}}+\frac {2 a^{5} \left (\frac {1}{7} \sqrt {a+b x} \left (a+b x\right )^{3}-\frac {3}{5} \sqrt {a+b x} \left (a+b x\right )^{2} a+\sqrt {a+b x} \left (a+b x\right ) a^{2}-\sqrt {a+b x} a^{3}\right )}{b^{3}}}{b} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Mupad [B]
time = 0.04, size = 56, normalized size = 0.78 \begin {gather*} \frac {2\,{\left (a+b\,x\right )}^{17/2}}{17\,b^4}-\frac {2\,a^3\,{\left (a+b\,x\right )}^{11/2}}{11\,b^4}+\frac {6\,a^2\,{\left (a+b\,x\right )}^{13/2}}{13\,b^4}-\frac {2\,a\,{\left (a+b\,x\right )}^{15/2}}{5\,b^4} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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