Optimal. Leaf size=32 \[ -\frac {2 \tanh ^{-1}\left (\frac {\sqrt {a} x}{\sqrt {a x^2+b x^5}}\right )}{3 \sqrt {a}} \]
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Rubi [A]
time = 0.01, antiderivative size = 32, normalized size of antiderivative = 1.00, number of steps
used = 2, number of rules used = 2, integrand size = 15, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.133, Rules used = {2033, 212}
\begin {gather*} -\frac {2 \tanh ^{-1}\left (\frac {\sqrt {a} x}{\sqrt {a x^2+b x^5}}\right )}{3 \sqrt {a}} \end {gather*}
Antiderivative was successfully verified.
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Rule 212
Rule 2033
Rubi steps
\begin {align*} \int \frac {1}{\sqrt {a x^2+b x^5}} \, dx &=-\left (\frac {2}{3} \text {Subst}\left (\int \frac {1}{1-a x^2} \, dx,x,\frac {x}{\sqrt {a x^2+b x^5}}\right )\right )\\ &=-\frac {2 \tanh ^{-1}\left (\frac {\sqrt {a} x}{\sqrt {a x^2+b x^5}}\right )}{3 \sqrt {a}}\\ \end {align*}
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Mathematica [A]
time = 0.02, size = 54, normalized size = 1.69 \begin {gather*} -\frac {2 x \sqrt {a+b x^3} \tanh ^{-1}\left (\frac {\sqrt {a+b x^3}}{\sqrt {a}}\right )}{3 \sqrt {a} \sqrt {x^2 \left (a+b x^3\right )}} \end {gather*}
Antiderivative was successfully verified.
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Maple [A]
time = 0.39, size = 43, normalized size = 1.34
method | result | size |
default | \(-\frac {2 x \sqrt {b \,x^{3}+a}\, \arctanh \left (\frac {\sqrt {b \,x^{3}+a}}{\sqrt {a}}\right )}{3 \sqrt {b \,x^{5}+a \,x^{2}}\, \sqrt {a}}\) | \(43\) |
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 = 1.33, size = 75, normalized size = 2.34 \begin {gather*} \left [\frac {\log \left (\frac {b x^{4} + 2 \, a x - 2 \, \sqrt {b x^{5} + a x^{2}} \sqrt {a}}{x^{4}}\right )}{3 \, \sqrt {a}}, \frac {2 \, \sqrt {-a} \arctan \left (\frac {\sqrt {b x^{5} + a x^{2}} \sqrt {-a}}{a x}\right )}{3 \, a}\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}{\sqrt {a x^{2} + b x^{5}}}\, dx \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [A]
time = 1.73, size = 47, normalized size = 1.47 \begin {gather*} -\frac {2 \, \arctan \left (\frac {\sqrt {a}}{\sqrt {-a}}\right ) \mathrm {sgn}\left (x\right )}{3 \, \sqrt {-a}} + \frac {2 \, \arctan \left (\frac {\sqrt {b x^{3} + a}}{\sqrt {-a}}\right )}{3 \, \sqrt {-a} \mathrm {sgn}\left (x\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 = -0.03 \begin {gather*} \int \frac {1}{\sqrt {b\,x^5+a\,x^2}} \,d x \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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