Optimal. Leaf size=21 \[ -\frac {\left (a+b x^4\right )^{7/4}}{7 a x^7} \]
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Rubi [A] time = 0.00, antiderivative size = 21, normalized size of antiderivative = 1.00, number of steps used = 1, number of rules used = 1, integrand size = 15, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.067, Rules used = {264} \[ -\frac {\left (a+b x^4\right )^{7/4}}{7 a x^7} \]
Antiderivative was successfully verified.
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Rule 264
Rubi steps
\begin {align*} \int \frac {\left (a+b x^4\right )^{3/4}}{x^8} \, dx &=-\frac {\left (a+b x^4\right )^{7/4}}{7 a x^7}\\ \end {align*}
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Mathematica [A] time = 0.01, size = 21, normalized size = 1.00 \[ -\frac {\left (a+b x^4\right )^{7/4}}{7 a x^7} \]
Antiderivative was successfully verified.
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fricas [A] time = 1.23, size = 17, normalized size = 0.81 \[ -\frac {{\left (b x^{4} + a\right )}^{\frac {7}{4}}}{7 \, a x^{7}} \]
Verification of antiderivative is not currently implemented for this CAS.
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giac [F] time = 0.00, size = 0, normalized size = 0.00 \[ \int \frac {{\left (b x^{4} + a\right )}^{\frac {3}{4}}}{x^{8}}\,{d x} \]
Verification of antiderivative is not currently implemented for this CAS.
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maple [A] time = 0.00, size = 18, normalized size = 0.86 \[ -\frac {\left (b \,x^{4}+a \right )^{\frac {7}{4}}}{7 a \,x^{7}} \]
Verification of antiderivative is not currently implemented for this CAS.
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maxima [A] time = 1.36, size = 17, normalized size = 0.81 \[ -\frac {{\left (b x^{4} + a\right )}^{\frac {7}{4}}}{7 \, a x^{7}} \]
Verification of antiderivative is not currently implemented for this CAS.
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mupad [B] time = 1.25, size = 17, normalized size = 0.81 \[ -\frac {{\left (b\,x^4+a\right )}^{7/4}}{7\,a\,x^7} \]
Verification of antiderivative is not currently implemented for this CAS.
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sympy [B] time = 3.18, size = 68, normalized size = 3.24 \[ \frac {b^{\frac {3}{4}} \left (\frac {a}{b x^{4}} + 1\right )^{\frac {3}{4}} \Gamma \left (- \frac {7}{4}\right )}{4 x^{4} \Gamma \left (- \frac {3}{4}\right )} + \frac {b^{\frac {7}{4}} \left (\frac {a}{b x^{4}} + 1\right )^{\frac {3}{4}} \Gamma \left (- \frac {7}{4}\right )}{4 a \Gamma \left (- \frac {3}{4}\right )} \]
Verification of antiderivative is not currently implemented for this CAS.
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