Optimal. Leaf size=142 \[ -\frac {A \sqrt {b x+c x^2}}{3 b x^{7/2}}-\frac {(6 b B-5 A c) \sqrt {b x+c x^2}}{12 b^2 x^{5/2}}+\frac {c (6 b B-5 A c) \sqrt {b x+c x^2}}{8 b^3 x^{3/2}}-\frac {c^2 (6 b B-5 A c) \tanh ^{-1}\left (\frac {\sqrt {b x+c x^2}}{\sqrt {b} \sqrt {x}}\right )}{8 b^{7/2}} \]
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Rubi [A]
time = 0.07, antiderivative size = 142, normalized size of antiderivative = 1.00, number of steps
used = 5, number of rules used = 4, integrand size = 24, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.167, Rules used = {806, 686, 674,
213} \begin {gather*} -\frac {c^2 (6 b B-5 A c) \tanh ^{-1}\left (\frac {\sqrt {b x+c x^2}}{\sqrt {b} \sqrt {x}}\right )}{8 b^{7/2}}+\frac {c \sqrt {b x+c x^2} (6 b B-5 A c)}{8 b^3 x^{3/2}}-\frac {\sqrt {b x+c x^2} (6 b B-5 A c)}{12 b^2 x^{5/2}}-\frac {A \sqrt {b x+c x^2}}{3 b x^{7/2}} \end {gather*}
Antiderivative was successfully verified.
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Rule 213
Rule 674
Rule 686
Rule 806
Rubi steps
\begin {align*} \int \frac {A+B x}{x^{7/2} \sqrt {b x+c x^2}} \, dx &=-\frac {A \sqrt {b x+c x^2}}{3 b x^{7/2}}+\frac {\left (-\frac {7}{2} (-b B+A c)+\frac {1}{2} (-b B+2 A c)\right ) \int \frac {1}{x^{5/2} \sqrt {b x+c x^2}} \, dx}{3 b}\\ &=-\frac {A \sqrt {b x+c x^2}}{3 b x^{7/2}}-\frac {(6 b B-5 A c) \sqrt {b x+c x^2}}{12 b^2 x^{5/2}}-\frac {(c (6 b B-5 A c)) \int \frac {1}{x^{3/2} \sqrt {b x+c x^2}} \, dx}{8 b^2}\\ &=-\frac {A \sqrt {b x+c x^2}}{3 b x^{7/2}}-\frac {(6 b B-5 A c) \sqrt {b x+c x^2}}{12 b^2 x^{5/2}}+\frac {c (6 b B-5 A c) \sqrt {b x+c x^2}}{8 b^3 x^{3/2}}+\frac {\left (c^2 (6 b B-5 A c)\right ) \int \frac {1}{\sqrt {x} \sqrt {b x+c x^2}} \, dx}{16 b^3}\\ &=-\frac {A \sqrt {b x+c x^2}}{3 b x^{7/2}}-\frac {(6 b B-5 A c) \sqrt {b x+c x^2}}{12 b^2 x^{5/2}}+\frac {c (6 b B-5 A c) \sqrt {b x+c x^2}}{8 b^3 x^{3/2}}+\frac {\left (c^2 (6 b B-5 A c)\right ) \text {Subst}\left (\int \frac {1}{-b+x^2} \, dx,x,\frac {\sqrt {b x+c x^2}}{\sqrt {x}}\right )}{8 b^3}\\ &=-\frac {A \sqrt {b x+c x^2}}{3 b x^{7/2}}-\frac {(6 b B-5 A c) \sqrt {b x+c x^2}}{12 b^2 x^{5/2}}+\frac {c (6 b B-5 A c) \sqrt {b x+c x^2}}{8 b^3 x^{3/2}}-\frac {c^2 (6 b B-5 A c) \tanh ^{-1}\left (\frac {\sqrt {b x+c x^2}}{\sqrt {b} \sqrt {x}}\right )}{8 b^{7/2}}\\ \end {align*}
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Mathematica [A]
time = 0.19, size = 115, normalized size = 0.81 \begin {gather*} \frac {-\sqrt {b} (b+c x) \left (6 b B x (2 b-3 c x)+A \left (8 b^2-10 b c x+15 c^2 x^2\right )\right )+3 c^2 (-6 b B+5 A c) x^3 \sqrt {b+c x} \tanh ^{-1}\left (\frac {\sqrt {b+c x}}{\sqrt {b}}\right )}{24 b^{7/2} x^{5/2} \sqrt {x (b+c x)}} \end {gather*}
Antiderivative was successfully verified.
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Maple [A]
time = 0.55, size = 147, normalized size = 1.04
method | result | size |
risch | \(-\frac {\left (c x +b \right ) \left (15 A \,c^{2} x^{2}-18 b B \,x^{2} c -10 A b c x +12 b^{2} B x +8 b^{2} A \right )}{24 b^{3} x^{\frac {5}{2}} \sqrt {x \left (c x +b \right )}}+\frac {c^{2} \left (5 A c -6 B b \right ) \arctanh \left (\frac {\sqrt {c x +b}}{\sqrt {b}}\right ) \sqrt {c x +b}\, \sqrt {x}}{8 b^{\frac {7}{2}} \sqrt {x \left (c x +b \right )}}\) | \(109\) |
default | \(\frac {\sqrt {x \left (c x +b \right )}\, \left (15 A \arctanh \left (\frac {\sqrt {c x +b}}{\sqrt {b}}\right ) c^{3} x^{3}-18 B \arctanh \left (\frac {\sqrt {c x +b}}{\sqrt {b}}\right ) b \,c^{2} x^{3}-15 A \,c^{2} x^{2} \sqrt {b}\, \sqrt {c x +b}+18 B \,b^{\frac {3}{2}} c \,x^{2} \sqrt {c x +b}+10 A \,b^{\frac {3}{2}} c x \sqrt {c x +b}-12 B \,b^{\frac {5}{2}} x \sqrt {c x +b}-8 A \,b^{\frac {5}{2}} \sqrt {c x +b}\right )}{24 b^{\frac {7}{2}} x^{\frac {7}{2}} \sqrt {c x +b}}\) | \(147\) |
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 = 3.67, size = 241, normalized size = 1.70 \begin {gather*} \left [-\frac {3 \, {\left (6 \, B b c^{2} - 5 \, A c^{3}\right )} \sqrt {b} x^{4} \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 (8 \, A b^{3} - 3 \, {\left (6 \, B b^{2} c - 5 \, A b c^{2}\right )} x^{2} + 2 \, {\left (6 \, B b^{3} - 5 \, A b^{2} c\right )} x\right )} \sqrt {c x^{2} + b x} \sqrt {x}}{48 \, b^{4} x^{4}}, \frac {3 \, {\left (6 \, B b c^{2} - 5 \, A c^{3}\right )} \sqrt {-b} x^{4} \arctan \left (\frac {\sqrt {-b} \sqrt {x}}{\sqrt {c x^{2} + b x}}\right ) - {\left (8 \, A b^{3} - 3 \, {\left (6 \, B b^{2} c - 5 \, A b c^{2}\right )} x^{2} + 2 \, {\left (6 \, B b^{3} - 5 \, A b^{2} c\right )} x\right )} \sqrt {c x^{2} + b x} \sqrt {x}}{24 \, b^{4} x^{4}}\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 {A + B x}{x^{\frac {7}{2}} \sqrt {x \left (b + c x\right )}}\, dx \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [A]
time = 2.19, size = 144, normalized size = 1.01 \begin {gather*} \frac {\frac {3 \, {\left (6 \, B b c^{3} - 5 \, A c^{4}\right )} \arctan \left (\frac {\sqrt {c x + b}}{\sqrt {-b}}\right )}{\sqrt {-b} b^{3}} + \frac {18 \, {\left (c x + b\right )}^{\frac {5}{2}} B b c^{3} - 48 \, {\left (c x + b\right )}^{\frac {3}{2}} B b^{2} c^{3} + 30 \, \sqrt {c x + b} B b^{3} c^{3} - 15 \, {\left (c x + b\right )}^{\frac {5}{2}} A c^{4} + 40 \, {\left (c x + b\right )}^{\frac {3}{2}} A b c^{4} - 33 \, \sqrt {c x + b} A b^{2} c^{4}}{b^{3} c^{3} x^{3}}}{24 \, c} \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 {A+B\,x}{x^{7/2}\,\sqrt {c\,x^2+b\,x}} \,d x \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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