Optimal. Leaf size=145 \[ -\frac {1}{3 b x^{5/2} \sqrt {b x+c x^2}}+\frac {7 c}{12 b^2 x^{3/2} \sqrt {b x+c x^2}}-\frac {35 c^2}{24 b^3 \sqrt {x} \sqrt {b x+c x^2}}-\frac {35 c^3 \sqrt {x}}{8 b^4 \sqrt {b x+c x^2}}+\frac {35 c^3 \tanh ^{-1}\left (\frac {\sqrt {b x+c x^2}}{\sqrt {b} \sqrt {x}}\right )}{8 b^{9/2}} \]
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Rubi [A]
time = 0.05, antiderivative size = 145, normalized size of antiderivative = 1.00, number of steps
used = 6, number of rules used = 4, integrand size = 19, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.210, Rules used = {686, 680, 674,
213} \begin {gather*} \frac {35 c^3 \tanh ^{-1}\left (\frac {\sqrt {b x+c x^2}}{\sqrt {b} \sqrt {x}}\right )}{8 b^{9/2}}-\frac {35 c^3 \sqrt {x}}{8 b^4 \sqrt {b x+c x^2}}-\frac {35 c^2}{24 b^3 \sqrt {x} \sqrt {b x+c x^2}}+\frac {7 c}{12 b^2 x^{3/2} \sqrt {b x+c x^2}}-\frac {1}{3 b x^{5/2} \sqrt {b x+c x^2}} \end {gather*}
Antiderivative was successfully verified.
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Rule 213
Rule 674
Rule 680
Rule 686
Rubi steps
\begin {align*} \int \frac {1}{x^{5/2} \left (b x+c x^2\right )^{3/2}} \, dx &=-\frac {1}{3 b x^{5/2} \sqrt {b x+c x^2}}-\frac {(7 c) \int \frac {1}{x^{3/2} \left (b x+c x^2\right )^{3/2}} \, dx}{6 b}\\ &=-\frac {1}{3 b x^{5/2} \sqrt {b x+c x^2}}+\frac {7 c}{12 b^2 x^{3/2} \sqrt {b x+c x^2}}+\frac {\left (35 c^2\right ) \int \frac {1}{\sqrt {x} \left (b x+c x^2\right )^{3/2}} \, dx}{24 b^2}\\ &=-\frac {1}{3 b x^{5/2} \sqrt {b x+c x^2}}+\frac {7 c}{12 b^2 x^{3/2} \sqrt {b x+c x^2}}-\frac {35 c^2}{24 b^3 \sqrt {x} \sqrt {b x+c x^2}}-\frac {\left (35 c^3\right ) \int \frac {\sqrt {x}}{\left (b x+c x^2\right )^{3/2}} \, dx}{16 b^3}\\ &=-\frac {1}{3 b x^{5/2} \sqrt {b x+c x^2}}+\frac {7 c}{12 b^2 x^{3/2} \sqrt {b x+c x^2}}-\frac {35 c^2}{24 b^3 \sqrt {x} \sqrt {b x+c x^2}}-\frac {35 c^3 \sqrt {x}}{8 b^4 \sqrt {b x+c x^2}}-\frac {\left (35 c^3\right ) \int \frac {1}{\sqrt {x} \sqrt {b x+c x^2}} \, dx}{16 b^4}\\ &=-\frac {1}{3 b x^{5/2} \sqrt {b x+c x^2}}+\frac {7 c}{12 b^2 x^{3/2} \sqrt {b x+c x^2}}-\frac {35 c^2}{24 b^3 \sqrt {x} \sqrt {b x+c x^2}}-\frac {35 c^3 \sqrt {x}}{8 b^4 \sqrt {b x+c x^2}}-\frac {\left (35 c^3\right ) \text {Subst}\left (\int \frac {1}{-b+x^2} \, dx,x,\frac {\sqrt {b x+c x^2}}{\sqrt {x}}\right )}{8 b^4}\\ &=-\frac {1}{3 b x^{5/2} \sqrt {b x+c x^2}}+\frac {7 c}{12 b^2 x^{3/2} \sqrt {b x+c x^2}}-\frac {35 c^2}{24 b^3 \sqrt {x} \sqrt {b x+c x^2}}-\frac {35 c^3 \sqrt {x}}{8 b^4 \sqrt {b x+c x^2}}+\frac {35 c^3 \tanh ^{-1}\left (\frac {\sqrt {b x+c x^2}}{\sqrt {b} \sqrt {x}}\right )}{8 b^{9/2}}\\ \end {align*}
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Mathematica [A]
time = 0.12, size = 96, normalized size = 0.66 \begin {gather*} \frac {-\sqrt {b} \left (8 b^3-14 b^2 c x+35 b c^2 x^2+105 c^3 x^3\right )+105 c^3 x^3 \sqrt {b+c x} \tanh ^{-1}\left (\frac {\sqrt {b+c x}}{\sqrt {b}}\right )}{24 b^{9/2} x^{5/2} \sqrt {x (b+c x)}} \end {gather*}
Antiderivative was successfully verified.
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Maple [A]
time = 0.44, size = 87, normalized size = 0.60
method | result | size |
default | \(\frac {\sqrt {x \left (c x +b \right )}\, \left (105 \arctanh \left (\frac {\sqrt {c x +b}}{\sqrt {b}}\right ) \sqrt {c x +b}\, c^{3} x^{3}-105 c^{3} x^{3} \sqrt {b}-35 b^{\frac {3}{2}} c^{2} x^{2}+14 b^{\frac {5}{2}} c x -8 b^{\frac {7}{2}}\right )}{24 x^{\frac {7}{2}} \left (c x +b \right ) b^{\frac {9}{2}}}\) | \(87\) |
risch | \(-\frac {\left (c x +b \right ) \left (57 c^{2} x^{2}-22 b c x +8 b^{2}\right )}{24 b^{4} x^{\frac {5}{2}} \sqrt {x \left (c x +b \right )}}-\frac {c^{3} \left (-\frac {70 \arctanh \left (\frac {\sqrt {c x +b}}{\sqrt {b}}\right )}{\sqrt {b}}+\frac {32}{\sqrt {c x +b}}\right ) \sqrt {c x +b}\, \sqrt {x}}{16 b^{4} \sqrt {x \left (c x +b \right )}}\) | \(97\) |
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 = 1.87, size = 240, normalized size = 1.66 \begin {gather*} \left [\frac {105 \, {\left (c^{4} x^{5} + b c^{3} x^{4}\right )} \sqrt {b} \log \left (-\frac {c x^{2} + 2 \, b x + 2 \, \sqrt {c x^{2} + b x} \sqrt {b} \sqrt {x}}{x^{2}}\right ) - 2 \, {\left (105 \, b c^{3} x^{3} + 35 \, b^{2} c^{2} x^{2} - 14 \, b^{3} c x + 8 \, b^{4}\right )} \sqrt {c x^{2} + b x} \sqrt {x}}{48 \, {\left (b^{5} c x^{5} + b^{6} x^{4}\right )}}, -\frac {105 \, {\left (c^{4} x^{5} + b c^{3} x^{4}\right )} \sqrt {-b} \arctan \left (\frac {\sqrt {-b} \sqrt {x}}{\sqrt {c x^{2} + b x}}\right ) + {\left (105 \, b c^{3} x^{3} + 35 \, b^{2} c^{2} x^{2} - 14 \, b^{3} c x + 8 \, b^{4}\right )} \sqrt {c x^{2} + b x} \sqrt {x}}{24 \, {\left (b^{5} c x^{5} + b^{6} x^{4}\right )}}\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^{\frac {5}{2}} \left (x \left (b + c x\right )\right )^{\frac {3}{2}}}\, dx \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [A]
time = 1.32, size = 95, normalized size = 0.66 \begin {gather*} -\frac {35 \, c^{3} \arctan \left (\frac {\sqrt {c x + b}}{\sqrt {-b}}\right )}{8 \, \sqrt {-b} b^{4}} - \frac {2 \, c^{3}}{\sqrt {c x + b} b^{4}} - \frac {57 \, {\left (c x + b\right )}^{\frac {5}{2}} c^{3} - 136 \, {\left (c x + b\right )}^{\frac {3}{2}} b c^{3} + 87 \, \sqrt {c x + b} b^{2} c^{3}}{24 \, b^{4} c^{3} x^{3}} \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^{5/2}\,{\left (c\,x^2+b\,x\right )}^{3/2}} \,d x \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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