Optimal. Leaf size=195 \[ \frac {4}{b x^{5/2} \sqrt {b \sqrt {x}+a x}}-\frac {48 \sqrt {b \sqrt {x}+a x}}{11 b^2 x^3}+\frac {160 a \sqrt {b \sqrt {x}+a x}}{33 b^3 x^{5/2}}-\frac {1280 a^2 \sqrt {b \sqrt {x}+a x}}{231 b^4 x^2}+\frac {512 a^3 \sqrt {b \sqrt {x}+a x}}{77 b^5 x^{3/2}}-\frac {2048 a^4 \sqrt {b \sqrt {x}+a x}}{231 b^6 x}+\frac {4096 a^5 \sqrt {b \sqrt {x}+a x}}{231 b^7 \sqrt {x}} \]
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Rubi [A]
time = 0.20, antiderivative size = 195, normalized size of antiderivative = 1.00, number of steps
used = 7, number of rules used = 3, integrand size = 19, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.158, Rules used = {2040, 2041,
2039} \begin {gather*} \frac {4096 a^5 \sqrt {a x+b \sqrt {x}}}{231 b^7 \sqrt {x}}-\frac {2048 a^4 \sqrt {a x+b \sqrt {x}}}{231 b^6 x}+\frac {512 a^3 \sqrt {a x+b \sqrt {x}}}{77 b^5 x^{3/2}}-\frac {1280 a^2 \sqrt {a x+b \sqrt {x}}}{231 b^4 x^2}+\frac {160 a \sqrt {a x+b \sqrt {x}}}{33 b^3 x^{5/2}}-\frac {48 \sqrt {a x+b \sqrt {x}}}{11 b^2 x^3}+\frac {4}{b x^{5/2} \sqrt {a x+b \sqrt {x}}} \end {gather*}
Antiderivative was successfully verified.
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Rule 2039
Rule 2040
Rule 2041
Rubi steps
\begin {align*} \int \frac {1}{x^3 \left (b \sqrt {x}+a x\right )^{3/2}} \, dx &=\frac {4}{b x^{5/2} \sqrt {b \sqrt {x}+a x}}+\frac {12 \int \frac {1}{x^{7/2} \sqrt {b \sqrt {x}+a x}} \, dx}{b}\\ &=\frac {4}{b x^{5/2} \sqrt {b \sqrt {x}+a x}}-\frac {48 \sqrt {b \sqrt {x}+a x}}{11 b^2 x^3}-\frac {(120 a) \int \frac {1}{x^3 \sqrt {b \sqrt {x}+a x}} \, dx}{11 b^2}\\ &=\frac {4}{b x^{5/2} \sqrt {b \sqrt {x}+a x}}-\frac {48 \sqrt {b \sqrt {x}+a x}}{11 b^2 x^3}+\frac {160 a \sqrt {b \sqrt {x}+a x}}{33 b^3 x^{5/2}}+\frac {\left (320 a^2\right ) \int \frac {1}{x^{5/2} \sqrt {b \sqrt {x}+a x}} \, dx}{33 b^3}\\ &=\frac {4}{b x^{5/2} \sqrt {b \sqrt {x}+a x}}-\frac {48 \sqrt {b \sqrt {x}+a x}}{11 b^2 x^3}+\frac {160 a \sqrt {b \sqrt {x}+a x}}{33 b^3 x^{5/2}}-\frac {1280 a^2 \sqrt {b \sqrt {x}+a x}}{231 b^4 x^2}-\frac {\left (640 a^3\right ) \int \frac {1}{x^2 \sqrt {b \sqrt {x}+a x}} \, dx}{77 b^4}\\ &=\frac {4}{b x^{5/2} \sqrt {b \sqrt {x}+a x}}-\frac {48 \sqrt {b \sqrt {x}+a x}}{11 b^2 x^3}+\frac {160 a \sqrt {b \sqrt {x}+a x}}{33 b^3 x^{5/2}}-\frac {1280 a^2 \sqrt {b \sqrt {x}+a x}}{231 b^4 x^2}+\frac {512 a^3 \sqrt {b \sqrt {x}+a x}}{77 b^5 x^{3/2}}+\frac {\left (512 a^4\right ) \int \frac {1}{x^{3/2} \sqrt {b \sqrt {x}+a x}} \, dx}{77 b^5}\\ &=\frac {4}{b x^{5/2} \sqrt {b \sqrt {x}+a x}}-\frac {48 \sqrt {b \sqrt {x}+a x}}{11 b^2 x^3}+\frac {160 a \sqrt {b \sqrt {x}+a x}}{33 b^3 x^{5/2}}-\frac {1280 a^2 \sqrt {b \sqrt {x}+a x}}{231 b^4 x^2}+\frac {512 a^3 \sqrt {b \sqrt {x}+a x}}{77 b^5 x^{3/2}}-\frac {2048 a^4 \sqrt {b \sqrt {x}+a x}}{231 b^6 x}-\frac {\left (1024 a^5\right ) \int \frac {1}{x \sqrt {b \sqrt {x}+a x}} \, dx}{231 b^6}\\ &=\frac {4}{b x^{5/2} \sqrt {b \sqrt {x}+a x}}-\frac {48 \sqrt {b \sqrt {x}+a x}}{11 b^2 x^3}+\frac {160 a \sqrt {b \sqrt {x}+a x}}{33 b^3 x^{5/2}}-\frac {1280 a^2 \sqrt {b \sqrt {x}+a x}}{231 b^4 x^2}+\frac {512 a^3 \sqrt {b \sqrt {x}+a x}}{77 b^5 x^{3/2}}-\frac {2048 a^4 \sqrt {b \sqrt {x}+a x}}{231 b^6 x}+\frac {4096 a^5 \sqrt {b \sqrt {x}+a x}}{231 b^7 \sqrt {x}}\\ \end {align*}
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Mathematica [A]
time = 0.19, size = 105, normalized size = 0.54 \begin {gather*} -\frac {4 \sqrt {b \sqrt {x}+a x} \left (21 b^6-28 a b^5 \sqrt {x}+40 a^2 b^4 x-64 a^3 b^3 x^{3/2}+128 a^4 b^2 x^2-512 a^5 b x^{5/2}-1024 a^6 x^3\right )}{231 b^7 \left (b+a \sqrt {x}\right ) x^3} \end {gather*}
Antiderivative was successfully verified.
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Maple [C] Result contains higher order function than in optimal. Order 3 vs. order
2.
time = 0.40, size = 614, normalized size = 3.15
method | result | size |
derivativedivides | \(-\frac {4}{11 b \,x^{\frac {5}{2}} \sqrt {b \sqrt {x}+a x}}-\frac {24 a \left (-\frac {2}{9 b \,x^{2} \sqrt {b \sqrt {x}+a x}}-\frac {10 a \left (-\frac {2}{7 b \,x^{\frac {3}{2}} \sqrt {b \sqrt {x}+a x}}-\frac {8 a \left (-\frac {2}{5 b x \sqrt {b \sqrt {x}+a x}}-\frac {6 a \left (-\frac {2}{3 b \sqrt {x}\, \sqrt {b \sqrt {x}+a x}}+\frac {8 a \left (b +2 a \sqrt {x}\right )}{3 b^{3} \sqrt {b \sqrt {x}+a x}}\right )}{5 b}\right )}{7 b}\right )}{9 b}\right )}{11 b}\) | \(150\) |
default | \(\frac {\sqrt {b \sqrt {x}+a x}\, \left (-2310 \sqrt {b \sqrt {x}+a x}\, x^{\frac {13}{2}} a^{\frac {13}{2}} b^{2}-2310 x^{\frac {13}{2}} \sqrt {\sqrt {x}\, \left (a \sqrt {x}+b \right )}\, a^{\frac {13}{2}} b^{2}-2310 \sqrt {b \sqrt {x}+a x}\, x^{\frac {15}{2}} a^{\frac {17}{2}}-2310 x^{\frac {15}{2}} \sqrt {\sqrt {x}\, \left (a \sqrt {x}+b \right )}\, a^{\frac {17}{2}}-1155 x^{\frac {15}{2}} \ln \left (\frac {2 a \sqrt {x}+2 \sqrt {b \sqrt {x}+a x}\, \sqrt {a}+b}{2 \sqrt {a}}\right ) a^{8} b +1155 x^{\frac {15}{2}} \ln \left (\frac {2 a \sqrt {x}+2 \sqrt {\sqrt {x}\, \left (a \sqrt {x}+b \right )}\, \sqrt {a}+b}{2 \sqrt {a}}\right ) a^{8} b -2310 x^{7} \ln \left (\frac {2 a \sqrt {x}+2 \sqrt {b \sqrt {x}+a x}\, \sqrt {a}+b}{2 \sqrt {a}}\right ) a^{7} b^{2}+2310 x^{7} \ln \left (\frac {2 a \sqrt {x}+2 \sqrt {\sqrt {x}\, \left (a \sqrt {x}+b \right )}\, \sqrt {a}+b}{2 \sqrt {a}}\right ) a^{7} b^{2}-924 x^{\frac {13}{2}} \left (\sqrt {x}\, \left (a \sqrt {x}+b \right )\right )^{\frac {3}{2}} a^{\frac {15}{2}}+256 \left (b \sqrt {x}+a x \right )^{\frac {3}{2}} x^{\frac {9}{2}} a^{\frac {7}{2}} b^{4}-1155 x^{\frac {13}{2}} \ln \left (\frac {2 a \sqrt {x}+2 \sqrt {b \sqrt {x}+a x}\, \sqrt {a}+b}{2 \sqrt {a}}\right ) a^{6} b^{3}+1155 x^{\frac {13}{2}} \ln \left (\frac {2 a \sqrt {x}+2 \sqrt {\sqrt {x}\, \left (a \sqrt {x}+b \right )}\, \sqrt {a}+b}{2 \sqrt {a}}\right ) a^{6} b^{3}+2048 \left (b \sqrt {x}+a x \right )^{\frac {3}{2}} x^{\frac {11}{2}} a^{\frac {11}{2}} b^{2}+8716 \left (b \sqrt {x}+a x \right )^{\frac {3}{2}} x^{6} a^{\frac {13}{2}} b -4620 \sqrt {b \sqrt {x}+a x}\, x^{7} a^{\frac {15}{2}} b -4620 x^{7} \sqrt {\sqrt {x}\, \left (a \sqrt {x}+b \right )}\, a^{\frac {15}{2}} b -512 \left (b \sqrt {x}+a x \right )^{\frac {3}{2}} x^{5} a^{\frac {9}{2}} b^{3}+5544 \left (b \sqrt {x}+a x \right )^{\frac {3}{2}} x^{\frac {13}{2}} a^{\frac {15}{2}}-84 \left (b \sqrt {x}+a x \right )^{\frac {3}{2}} \sqrt {a}\, b^{7} x^{3}-160 \left (b \sqrt {x}+a x \right )^{\frac {3}{2}} x^{4} a^{\frac {5}{2}} b^{5}+112 \left (b \sqrt {x}+a x \right )^{\frac {3}{2}} x^{\frac {7}{2}} a^{\frac {3}{2}} b^{6}\right )}{231 \sqrt {\sqrt {x}\, \left (a \sqrt {x}+b \right )}\, b^{8} x^{\frac {13}{2}} \sqrt {a}\, \left (a \sqrt {x}+b \right )^{2}}\) | \(614\) |
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [F]
time = 0.00, size = 0, normalized size = 0.00 \begin {gather*} \text {Failed to integrate} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [A]
time = 4.43, size = 109, normalized size = 0.56 \begin {gather*} -\frac {4 \, {\left (512 \, a^{6} b x^{3} - 192 \, a^{4} b^{3} x^{2} - 68 \, a^{2} b^{5} x - 21 \, b^{7} - {\left (1024 \, a^{7} x^{3} - 640 \, a^{5} b^{2} x^{2} - 104 \, a^{3} b^{4} x - 49 \, a b^{6}\right )} \sqrt {x}\right )} \sqrt {a x + b \sqrt {x}}}{231 \, {\left (a^{2} b^{7} x^{4} - b^{9} x^{3}\right )}} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [F]
time = 0.00, size = 0, normalized size = 0.00 \begin {gather*} \int \frac {1}{x^{3} \left (a x + b \sqrt {x}\right )^{\frac {3}{2}}}\, dx \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [F]
time = 0.00, size = 0, normalized size = 0.00 \begin {gather*} \text {could not integrate} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Mupad [F]
time = 0.00, size = -1, normalized size = -0.01 \begin {gather*} \int \frac {1}{x^3\,{\left (a\,x+b\,\sqrt {x}\right )}^{3/2}} \,d x \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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