Optimal. Leaf size=19 \[ -\frac {1}{6 b^2 x^5 \sqrt {b x^2}} \]
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Rubi [A]
time = 0.00, antiderivative size = 19, normalized size of antiderivative = 1.00, number of steps
used = 2, number of rules used = 2, integrand size = 13, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.154, Rules used = {15, 30}
\begin {gather*} -\frac {1}{6 b^2 x^5 \sqrt {b x^2}} \end {gather*}
Antiderivative was successfully verified.
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Rule 15
Rule 30
Rubi steps
\begin {align*} \int \frac {1}{x^2 \left (b x^2\right )^{5/2}} \, dx &=\frac {x \int \frac {1}{x^7} \, dx}{b^2 \sqrt {b x^2}}\\ &=-\frac {1}{6 b^2 x^5 \sqrt {b x^2}}\\ \end {align*}
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Mathematica [A]
time = 0.00, size = 15, normalized size = 0.79 \begin {gather*} -\frac {b x}{6 \left (b x^2\right )^{7/2}} \end {gather*}
Antiderivative was successfully verified.
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Maple [A]
time = 0.03, size = 13, normalized size = 0.68
method | result | size |
gosper | \(-\frac {1}{6 x \left (b \,x^{2}\right )^{\frac {5}{2}}}\) | \(13\) |
default | \(-\frac {1}{6 x \left (b \,x^{2}\right )^{\frac {5}{2}}}\) | \(13\) |
risch | \(-\frac {1}{6 b^{2} x^{5} \sqrt {b \,x^{2}}}\) | \(16\) |
trager | \(\frac {\left (x -1\right ) \left (x^{5}+x^{4}+x^{3}+x^{2}+x +1\right ) \sqrt {b \,x^{2}}}{6 b^{3} x^{7}}\) | \(34\) |
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [A]
time = 0.30, size = 8, normalized size = 0.42 \begin {gather*} -\frac {1}{6 \, b^{\frac {5}{2}} x^{6}} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [A]
time = 0.34, size = 15, normalized size = 0.79 \begin {gather*} -\frac {\sqrt {b x^{2}}}{6 \, b^{3} x^{7}} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [A]
time = 0.32, size = 14, normalized size = 0.74 \begin {gather*} - \frac {1}{6 x \left (b x^{2}\right )^{\frac {5}{2}}} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [A]
time = 0.92, size = 12, normalized size = 0.63 \begin {gather*} -\frac {1}{6 \, b^{\frac {5}{2}} x^{6} \mathrm {sgn}\left (x\right )} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Mupad [B]
time = 0.92, size = 13, normalized size = 0.68 \begin {gather*} -\frac {1}{6\,b^{5/2}\,x\,{\left (x^2\right )}^{5/2}} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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