Optimal. Leaf size=48 \[ -\frac {2 \sqrt {a+b x^5}}{15 a x^{15/2}}+\frac {4 b \sqrt {a+b x^5}}{15 a^2 x^{5/2}} \]
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Rubi [A]
time = 0.01, antiderivative size = 48, normalized size of antiderivative = 1.00, number of steps
used = 2, number of rules used = 2, integrand size = 17, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.118, Rules used = {277, 270}
\begin {gather*} \frac {4 b \sqrt {a+b x^5}}{15 a^2 x^{5/2}}-\frac {2 \sqrt {a+b x^5}}{15 a x^{15/2}} \end {gather*}
Antiderivative was successfully verified.
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Rule 270
Rule 277
Rubi steps
\begin {align*} \int \frac {1}{x^{17/2} \sqrt {a+b x^5}} \, dx &=-\frac {2 \sqrt {a+b x^5}}{15 a x^{15/2}}-\frac {(2 b) \int \frac {1}{x^{7/2} \sqrt {a+b x^5}} \, dx}{3 a}\\ &=-\frac {2 \sqrt {a+b x^5}}{15 a x^{15/2}}+\frac {4 b \sqrt {a+b x^5}}{15 a^2 x^{5/2}}\\ \end {align*}
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Mathematica [A]
time = 1.28, size = 31, normalized size = 0.65 \begin {gather*} -\frac {2 \left (a-2 b x^5\right ) \sqrt {a+b x^5}}{15 a^2 x^{15/2}} \end {gather*}
Antiderivative was successfully verified.
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Maple [A]
time = 0.18, size = 26, normalized size = 0.54
method | result | size |
gosper | \(-\frac {2 \sqrt {b \,x^{5}+a}\, \left (-2 b \,x^{5}+a \right )}{15 x^{\frac {15}{2}} a^{2}}\) | \(26\) |
risch | \(-\frac {2 \sqrt {b \,x^{5}+a}\, \left (-2 b \,x^{5}+a \right )}{15 x^{\frac {15}{2}} a^{2}}\) | \(26\) |
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [A]
time = 0.29, size = 35, normalized size = 0.73 \begin {gather*} \frac {2 \, {\left (\frac {3 \, \sqrt {b x^{5} + a} b}{x^{\frac {5}{2}}} - \frac {{\left (b x^{5} + a\right )}^{\frac {3}{2}}}{x^{\frac {15}{2}}}\right )}}{15 \, a^{2}} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [A]
time = 0.36, size = 27, normalized size = 0.56 \begin {gather*} \frac {2 \, {\left (2 \, b x^{5} - a\right )} \sqrt {b x^{5} + a}}{15 \, a^{2} x^{\frac {15}{2}}} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [F(-2)]
time = 0.00, size = 0, normalized size = 0.00 \begin {gather*} \text {Exception raised: SystemError} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [A]
time = 1.19, size = 38, normalized size = 0.79 \begin {gather*} -\frac {2 \, {\left (b + \frac {a}{x^{5}}\right )}^{\frac {3}{2}}}{15 \, a^{2}} + \frac {2 \, \sqrt {b + \frac {a}{x^{5}}} b}{5 \, a^{2}} - \frac {4 \, b^{\frac {3}{2}}}{15 \, a^{2}} \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 = -0.02 \begin {gather*} \int \frac {1}{x^{17/2}\,\sqrt {b\,x^5+a}} \,d x \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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