Optimal. Leaf size=72 \[ \frac {3}{4} b \sqrt {b x+c x^2}+\frac {\left (b x+c x^2\right )^{3/2}}{2 x}+\frac {3 b^2 \tanh ^{-1}\left (\frac {\sqrt {c} x}{\sqrt {b x+c x^2}}\right )}{4 \sqrt {c}} \]
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Rubi [A]
time = 0.02, antiderivative size = 72, normalized size of antiderivative = 1.00, number of steps
used = 4, number of rules used = 3, integrand size = 17, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.176, Rules used = {678, 634, 212}
\begin {gather*} \frac {3 b^2 \tanh ^{-1}\left (\frac {\sqrt {c} x}{\sqrt {b x+c x^2}}\right )}{4 \sqrt {c}}+\frac {3}{4} b \sqrt {b x+c x^2}+\frac {\left (b x+c x^2\right )^{3/2}}{2 x} \end {gather*}
Antiderivative was successfully verified.
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Rule 212
Rule 634
Rule 678
Rubi steps
\begin {align*} \int \frac {\left (b x+c x^2\right )^{3/2}}{x^2} \, dx &=\frac {\left (b x+c x^2\right )^{3/2}}{2 x}+\frac {1}{4} (3 b) \int \frac {\sqrt {b x+c x^2}}{x} \, dx\\ &=\frac {3}{4} b \sqrt {b x+c x^2}+\frac {\left (b x+c x^2\right )^{3/2}}{2 x}+\frac {1}{8} \left (3 b^2\right ) \int \frac {1}{\sqrt {b x+c x^2}} \, dx\\ &=\frac {3}{4} b \sqrt {b x+c x^2}+\frac {\left (b x+c x^2\right )^{3/2}}{2 x}+\frac {1}{4} \left (3 b^2\right ) \text {Subst}\left (\int \frac {1}{1-c x^2} \, dx,x,\frac {x}{\sqrt {b x+c x^2}}\right )\\ &=\frac {3}{4} b \sqrt {b x+c x^2}+\frac {\left (b x+c x^2\right )^{3/2}}{2 x}+\frac {3 b^2 \tanh ^{-1}\left (\frac {\sqrt {c} x}{\sqrt {b x+c x^2}}\right )}{4 \sqrt {c}}\\ \end {align*}
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Mathematica [A]
time = 0.09, size = 70, normalized size = 0.97 \begin {gather*} \frac {1}{4} \sqrt {x (b+c x)} \left (5 b+2 c x-\frac {3 b^2 \log \left (-\sqrt {c} \sqrt {x}+\sqrt {b+c x}\right )}{\sqrt {c} \sqrt {x} \sqrt {b+c x}}\right ) \end {gather*}
Antiderivative was successfully verified.
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Maple [A]
time = 0.44, size = 99, normalized size = 1.38
method | result | size |
risch | \(\frac {\left (2 c x +5 b \right ) x \left (c x +b \right )}{4 \sqrt {x \left (c x +b \right )}}+\frac {3 b^{2} \ln \left (\frac {\frac {b}{2}+c x}{\sqrt {c}}+\sqrt {c \,x^{2}+b x}\right )}{8 \sqrt {c}}\) | \(59\) |
default | \(\frac {2 \left (c \,x^{2}+b x \right )^{\frac {5}{2}}}{b \,x^{2}}-\frac {6 c \left (\frac {\left (c \,x^{2}+b x \right )^{\frac {3}{2}}}{3}+\frac {b \left (\frac {\left (2 c x +b \right ) \sqrt {c \,x^{2}+b x}}{4 c}-\frac {b^{2} \ln \left (\frac {\frac {b}{2}+c x}{\sqrt {c}}+\sqrt {c \,x^{2}+b x}\right )}{8 c^{\frac {3}{2}}}\right )}{2}\right )}{b}\) | \(99\) |
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [A]
time = 0.31, size = 62, normalized size = 0.86 \begin {gather*} \frac {3 \, b^{2} \log \left (2 \, c x + b + 2 \, \sqrt {c x^{2} + b x} \sqrt {c}\right )}{8 \, \sqrt {c}} + \frac {3}{4} \, \sqrt {c x^{2} + b x} b + \frac {{\left (c x^{2} + b x\right )}^{\frac {3}{2}}}{2 \, x} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [A]
time = 1.82, size = 126, normalized size = 1.75 \begin {gather*} \left [\frac {3 \, b^{2} \sqrt {c} \log \left (2 \, c x + b + 2 \, \sqrt {c x^{2} + b x} \sqrt {c}\right ) + 2 \, {\left (2 \, c^{2} x + 5 \, b c\right )} \sqrt {c x^{2} + b x}}{8 \, c}, -\frac {3 \, b^{2} \sqrt {-c} \arctan \left (\frac {\sqrt {c x^{2} + b x} \sqrt {-c}}{c x}\right ) - {\left (2 \, c^{2} x + 5 \, b c\right )} \sqrt {c x^{2} + b x}}{4 \, c}\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 {\left (x \left (b + c x\right )\right )^{\frac {3}{2}}}{x^{2}}\, dx \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [A]
time = 1.17, size = 60, normalized size = 0.83 \begin {gather*} -\frac {3 \, b^{2} \log \left ({\left | -2 \, {\left (\sqrt {c} x - \sqrt {c x^{2} + b x}\right )} \sqrt {c} - b \right |}\right )}{8 \, \sqrt {c}} + \frac {1}{4} \, \sqrt {c x^{2} + b x} {\left (2 \, c x + 5 \, b\right )} \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 {{\left (c\,x^2+b\,x\right )}^{3/2}}{x^2} \,d x \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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