Optimal. Leaf size=97 \[ \frac {35}{12 a^3 x^{3/2}}+\frac {35 b}{4 a^4 \sqrt {x}}-\frac {1}{2 a x^{3/2} (a-b x)^2}-\frac {7}{4 a^2 x^{3/2} (a-b x)}-\frac {35 b^{3/2} \tanh ^{-1}\left (\frac {\sqrt {b} \sqrt {x}}{\sqrt {a}}\right )}{4 a^{9/2}} \]
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Rubi [A]
time = 0.02, antiderivative size = 97, normalized size of antiderivative = 1.00, number of steps
used = 6, number of rules used = 4, integrand size = 15, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.267, Rules used = {44, 53, 65, 214}
\begin {gather*} -\frac {35 b^{3/2} \tanh ^{-1}\left (\frac {\sqrt {b} \sqrt {x}}{\sqrt {a}}\right )}{4 a^{9/2}}+\frac {35 b}{4 a^4 \sqrt {x}}+\frac {35}{12 a^3 x^{3/2}}-\frac {7}{4 a^2 x^{3/2} (a-b x)}-\frac {1}{2 a x^{3/2} (a-b x)^2} \end {gather*}
Antiderivative was successfully verified.
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Rule 44
Rule 53
Rule 65
Rule 214
Rubi steps
\begin {align*} \int \frac {1}{x^{5/2} (-a+b x)^3} \, dx &=-\frac {1}{2 a x^{3/2} (a-b x)^2}-\frac {7 \int \frac {1}{x^{5/2} (-a+b x)^2} \, dx}{4 a}\\ &=-\frac {1}{2 a x^{3/2} (a-b x)^2}-\frac {7}{4 a^2 x^{3/2} (a-b x)}+\frac {35 \int \frac {1}{x^{5/2} (-a+b x)} \, dx}{8 a^2}\\ &=\frac {35}{12 a^3 x^{3/2}}-\frac {1}{2 a x^{3/2} (a-b x)^2}-\frac {7}{4 a^2 x^{3/2} (a-b x)}+\frac {(35 b) \int \frac {1}{x^{3/2} (-a+b x)} \, dx}{8 a^3}\\ &=\frac {35}{12 a^3 x^{3/2}}+\frac {35 b}{4 a^4 \sqrt {x}}-\frac {1}{2 a x^{3/2} (a-b x)^2}-\frac {7}{4 a^2 x^{3/2} (a-b x)}+\frac {\left (35 b^2\right ) \int \frac {1}{\sqrt {x} (-a+b x)} \, dx}{8 a^4}\\ &=\frac {35}{12 a^3 x^{3/2}}+\frac {35 b}{4 a^4 \sqrt {x}}-\frac {1}{2 a x^{3/2} (a-b x)^2}-\frac {7}{4 a^2 x^{3/2} (a-b x)}+\frac {\left (35 b^2\right ) \text {Subst}\left (\int \frac {1}{-a+b x^2} \, dx,x,\sqrt {x}\right )}{4 a^4}\\ &=\frac {35}{12 a^3 x^{3/2}}+\frac {35 b}{4 a^4 \sqrt {x}}-\frac {1}{2 a x^{3/2} (a-b x)^2}-\frac {7}{4 a^2 x^{3/2} (a-b x)}-\frac {35 b^{3/2} \tanh ^{-1}\left (\frac {\sqrt {b} \sqrt {x}}{\sqrt {a}}\right )}{4 a^{9/2}}\\ \end {align*}
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Mathematica [A]
time = 0.10, size = 82, normalized size = 0.85 \begin {gather*} \frac {8 a^3+56 a^2 b x-175 a b^2 x^2+105 b^3 x^3}{12 a^4 x^{3/2} (a-b x)^2}-\frac {35 b^{3/2} \tanh ^{-1}\left (\frac {\sqrt {b} \sqrt {x}}{\sqrt {a}}\right )}{4 a^{9/2}} \end {gather*}
Antiderivative was successfully verified.
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Mathics [C] Result contains higher order function than in optimal. Order 9 vs. order 3 in
optimal.
time = 44.15, size = 746, normalized size = 7.69 \begin {gather*} \text {Piecewise}\left [\left \{\left \{\text {DirectedInfinity}\left [\frac {1}{x^{\frac {9}{2}}}\right ],a\text {==}0\text {\&\&}b\text {==}0\right \},\left \{\frac {-2}{9 b^3 x^{\frac {9}{2}}},a\text {==}0\right \},\left \{\frac {2}{3 a^3 x^{\frac {3}{2}}},b\text {==}0\right \}\right \},\frac {16 a^3 \sqrt {\frac {a}{b}}}{24 a^6 x^{\frac {3}{2}} \sqrt {\frac {a}{b}}-48 a^5 b x^{\frac {5}{2}} \sqrt {\frac {a}{b}}+24 a^4 b^2 x^{\frac {7}{2}} \sqrt {\frac {a}{b}}}+\frac {112 a^2 b x \sqrt {\frac {a}{b}}}{24 a^6 x^{\frac {3}{2}} \sqrt {\frac {a}{b}}-48 a^5 b x^{\frac {5}{2}} \sqrt {\frac {a}{b}}+24 a^4 b^2 x^{\frac {7}{2}} \sqrt {\frac {a}{b}}}-\frac {105 a^2 b x^{\frac {3}{2}} \text {Log}\left [\sqrt {x}+\sqrt {\frac {a}{b}}\right ]}{24 a^6 x^{\frac {3}{2}} \sqrt {\frac {a}{b}}-48 a^5 b x^{\frac {5}{2}} \sqrt {\frac {a}{b}}+24 a^4 b^2 x^{\frac {7}{2}} \sqrt {\frac {a}{b}}}+\frac {105 a^2 b x^{\frac {3}{2}} \text {Log}\left [\sqrt {x}-\sqrt {\frac {a}{b}}\right ]}{24 a^6 x^{\frac {3}{2}} \sqrt {\frac {a}{b}}-48 a^5 b x^{\frac {5}{2}} \sqrt {\frac {a}{b}}+24 a^4 b^2 x^{\frac {7}{2}} \sqrt {\frac {a}{b}}}-\frac {350 a b^2 x^2 \sqrt {\frac {a}{b}}}{24 a^6 x^{\frac {3}{2}} \sqrt {\frac {a}{b}}-48 a^5 b x^{\frac {5}{2}} \sqrt {\frac {a}{b}}+24 a^4 b^2 x^{\frac {7}{2}} \sqrt {\frac {a}{b}}}-\frac {210 a b^2 x^{\frac {5}{2}} \text {Log}\left [\sqrt {x}-\sqrt {\frac {a}{b}}\right ]}{24 a^6 x^{\frac {3}{2}} \sqrt {\frac {a}{b}}-48 a^5 b x^{\frac {5}{2}} \sqrt {\frac {a}{b}}+24 a^4 b^2 x^{\frac {7}{2}} \sqrt {\frac {a}{b}}}+\frac {210 a b^2 x^{\frac {5}{2}} \text {Log}\left [\sqrt {x}+\sqrt {\frac {a}{b}}\right ]}{24 a^6 x^{\frac {3}{2}} \sqrt {\frac {a}{b}}-48 a^5 b x^{\frac {5}{2}} \sqrt {\frac {a}{b}}+24 a^4 b^2 x^{\frac {7}{2}} \sqrt {\frac {a}{b}}}+\frac {210 b^3 x^3 \sqrt {\frac {a}{b}}}{24 a^6 x^{\frac {3}{2}} \sqrt {\frac {a}{b}}-48 a^5 b x^{\frac {5}{2}} \sqrt {\frac {a}{b}}+24 a^4 b^2 x^{\frac {7}{2}} \sqrt {\frac {a}{b}}}-\frac {105 b^3 x^{\frac {7}{2}} \text {Log}\left [\sqrt {x}+\sqrt {\frac {a}{b}}\right ]}{24 a^6 x^{\frac {3}{2}} \sqrt {\frac {a}{b}}-48 a^5 b x^{\frac {5}{2}} \sqrt {\frac {a}{b}}+24 a^4 b^2 x^{\frac {7}{2}} \sqrt {\frac {a}{b}}}+\frac {105 b^3 x^{\frac {7}{2}} \text {Log}\left [\sqrt {x}-\sqrt {\frac {a}{b}}\right ]}{24 a^6 x^{\frac {3}{2}} \sqrt {\frac {a}{b}}-48 a^5 b x^{\frac {5}{2}} \sqrt {\frac {a}{b}}+24 a^4 b^2 x^{\frac {7}{2}} \sqrt {\frac {a}{b}}}\right ] \end {gather*}
Warning: Unable to verify antiderivative.
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Maple [A]
time = 0.13, size = 68, normalized size = 0.70
method | result | size |
risch | \(\frac {6 b x +\frac {2 a}{3}}{a^{4} x^{\frac {3}{2}}}+\frac {b^{2} \left (\frac {\frac {11 b \,x^{\frac {3}{2}}}{4}-\frac {13 a \sqrt {x}}{4}}{\left (b x -a \right )^{2}}-\frac {35 \arctanh \left (\frac {b \sqrt {x}}{\sqrt {a b}}\right )}{4 \sqrt {a b}}\right )}{a^{4}}\) | \(66\) |
derivativedivides | \(\frac {2}{3 a^{3} x^{\frac {3}{2}}}+\frac {6 b}{a^{4} \sqrt {x}}-\frac {2 b^{2} \left (\frac {-\frac {11 b \,x^{\frac {3}{2}}}{8}+\frac {13 a \sqrt {x}}{8}}{\left (-b x +a \right )^{2}}+\frac {35 \arctanh \left (\frac {b \sqrt {x}}{\sqrt {a b}}\right )}{8 \sqrt {a b}}\right )}{a^{4}}\) | \(68\) |
default | \(\frac {2}{3 a^{3} x^{\frac {3}{2}}}+\frac {6 b}{a^{4} \sqrt {x}}-\frac {2 b^{2} \left (\frac {-\frac {11 b \,x^{\frac {3}{2}}}{8}+\frac {13 a \sqrt {x}}{8}}{\left (-b x +a \right )^{2}}+\frac {35 \arctanh \left (\frac {b \sqrt {x}}{\sqrt {a b}}\right )}{8 \sqrt {a b}}\right )}{a^{4}}\) | \(68\) |
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [A]
time = 0.34, size = 103, normalized size = 1.06 \begin {gather*} \frac {105 \, b^{3} x^{3} - 175 \, a b^{2} x^{2} + 56 \, a^{2} b x + 8 \, a^{3}}{12 \, {\left (a^{4} b^{2} x^{\frac {7}{2}} - 2 \, a^{5} b x^{\frac {5}{2}} + a^{6} x^{\frac {3}{2}}\right )}} + \frac {35 \, b^{2} \log \left (\frac {b \sqrt {x} - \sqrt {a b}}{b \sqrt {x} + \sqrt {a b}}\right )}{8 \, \sqrt {a b} a^{4}} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [A]
time = 0.32, size = 249, normalized size = 2.57 \begin {gather*} \left [\frac {105 \, {\left (b^{3} x^{4} - 2 \, a b^{2} x^{3} + a^{2} b x^{2}\right )} \sqrt {\frac {b}{a}} \log \left (\frac {b x - 2 \, a \sqrt {x} \sqrt {\frac {b}{a}} + a}{b x - a}\right ) + 2 \, {\left (105 \, b^{3} x^{3} - 175 \, a b^{2} x^{2} + 56 \, a^{2} b x + 8 \, a^{3}\right )} \sqrt {x}}{24 \, {\left (a^{4} b^{2} x^{4} - 2 \, a^{5} b x^{3} + a^{6} x^{2}\right )}}, \frac {105 \, {\left (b^{3} x^{4} - 2 \, a b^{2} x^{3} + a^{2} b x^{2}\right )} \sqrt {-\frac {b}{a}} \arctan \left (\frac {a \sqrt {-\frac {b}{a}}}{b \sqrt {x}}\right ) + {\left (105 \, b^{3} x^{3} - 175 \, a b^{2} x^{2} + 56 \, a^{2} b x + 8 \, a^{3}\right )} \sqrt {x}}{12 \, {\left (a^{4} b^{2} x^{4} - 2 \, a^{5} b x^{3} + a^{6} x^{2}\right )}}\right ] \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [A]
time = 85.48, size = 799, normalized size = 8.24 \begin {gather*} \begin {cases} \frac {\tilde {\infty }}{x^{\frac {9}{2}}} & \text {for}\: a = 0 \wedge b = 0 \\- \frac {2}{9 b^{3} x^{\frac {9}{2}}} & \text {for}\: a = 0 \\\frac {2}{3 a^{3} x^{\frac {3}{2}}} & \text {for}\: b = 0 \\\frac {16 a^{3} \sqrt {\frac {a}{b}}}{24 a^{6} x^{\frac {3}{2}} \sqrt {\frac {a}{b}} - 48 a^{5} b x^{\frac {5}{2}} \sqrt {\frac {a}{b}} + 24 a^{4} b^{2} x^{\frac {7}{2}} \sqrt {\frac {a}{b}}} + \frac {105 a^{2} b x^{\frac {3}{2}} \log {\left (\sqrt {x} - \sqrt {\frac {a}{b}} \right )}}{24 a^{6} x^{\frac {3}{2}} \sqrt {\frac {a}{b}} - 48 a^{5} b x^{\frac {5}{2}} \sqrt {\frac {a}{b}} + 24 a^{4} b^{2} x^{\frac {7}{2}} \sqrt {\frac {a}{b}}} - \frac {105 a^{2} b x^{\frac {3}{2}} \log {\left (\sqrt {x} + \sqrt {\frac {a}{b}} \right )}}{24 a^{6} x^{\frac {3}{2}} \sqrt {\frac {a}{b}} - 48 a^{5} b x^{\frac {5}{2}} \sqrt {\frac {a}{b}} + 24 a^{4} b^{2} x^{\frac {7}{2}} \sqrt {\frac {a}{b}}} + \frac {112 a^{2} b x \sqrt {\frac {a}{b}}}{24 a^{6} x^{\frac {3}{2}} \sqrt {\frac {a}{b}} - 48 a^{5} b x^{\frac {5}{2}} \sqrt {\frac {a}{b}} + 24 a^{4} b^{2} x^{\frac {7}{2}} \sqrt {\frac {a}{b}}} - \frac {210 a b^{2} x^{\frac {5}{2}} \log {\left (\sqrt {x} - \sqrt {\frac {a}{b}} \right )}}{24 a^{6} x^{\frac {3}{2}} \sqrt {\frac {a}{b}} - 48 a^{5} b x^{\frac {5}{2}} \sqrt {\frac {a}{b}} + 24 a^{4} b^{2} x^{\frac {7}{2}} \sqrt {\frac {a}{b}}} + \frac {210 a b^{2} x^{\frac {5}{2}} \log {\left (\sqrt {x} + \sqrt {\frac {a}{b}} \right )}}{24 a^{6} x^{\frac {3}{2}} \sqrt {\frac {a}{b}} - 48 a^{5} b x^{\frac {5}{2}} \sqrt {\frac {a}{b}} + 24 a^{4} b^{2} x^{\frac {7}{2}} \sqrt {\frac {a}{b}}} - \frac {350 a b^{2} x^{2} \sqrt {\frac {a}{b}}}{24 a^{6} x^{\frac {3}{2}} \sqrt {\frac {a}{b}} - 48 a^{5} b x^{\frac {5}{2}} \sqrt {\frac {a}{b}} + 24 a^{4} b^{2} x^{\frac {7}{2}} \sqrt {\frac {a}{b}}} + \frac {105 b^{3} x^{\frac {7}{2}} \log {\left (\sqrt {x} - \sqrt {\frac {a}{b}} \right )}}{24 a^{6} x^{\frac {3}{2}} \sqrt {\frac {a}{b}} - 48 a^{5} b x^{\frac {5}{2}} \sqrt {\frac {a}{b}} + 24 a^{4} b^{2} x^{\frac {7}{2}} \sqrt {\frac {a}{b}}} - \frac {105 b^{3} x^{\frac {7}{2}} \log {\left (\sqrt {x} + \sqrt {\frac {a}{b}} \right )}}{24 a^{6} x^{\frac {3}{2}} \sqrt {\frac {a}{b}} - 48 a^{5} b x^{\frac {5}{2}} \sqrt {\frac {a}{b}} + 24 a^{4} b^{2} x^{\frac {7}{2}} \sqrt {\frac {a}{b}}} + \frac {210 b^{3} x^{3} \sqrt {\frac {a}{b}}}{24 a^{6} x^{\frac {3}{2}} \sqrt {\frac {a}{b}} - 48 a^{5} b x^{\frac {5}{2}} \sqrt {\frac {a}{b}} + 24 a^{4} b^{2} x^{\frac {7}{2}} \sqrt {\frac {a}{b}}} & \text {otherwise} \end {cases} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [A]
time = 0.00, size = 108, normalized size = 1.11 \begin {gather*} -2 \left (-\frac {11 \sqrt {x} x b^{3}-13 \sqrt {x} b^{2} a}{8 a^{4} \left (x b-a\right )^{2}}+\frac {-9 x b-a}{3 a^{4} \sqrt {x} x}-\frac {35 b^{2} \arctan \left (\frac {b \sqrt {x}}{\sqrt {-a b}}\right )}{4 a^{4}\cdot 2 \sqrt {-a b}}\right ) \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Mupad [B]
time = 0.17, size = 80, normalized size = 0.82 \begin {gather*} \frac {\frac {2}{3\,a}-\frac {175\,b^2\,x^2}{12\,a^3}+\frac {35\,b^3\,x^3}{4\,a^4}+\frac {14\,b\,x}{3\,a^2}}{a^2\,x^{3/2}+b^2\,x^{7/2}-2\,a\,b\,x^{5/2}}-\frac {35\,b^{3/2}\,\mathrm {atanh}\left (\frac {\sqrt {b}\,\sqrt {x}}{\sqrt {a}}\right )}{4\,a^{9/2}} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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