Optimal. Leaf size=15 \[ \frac {\log \left (a+b x^8\right )}{8 b} \]
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Rubi [A] time = 0.00, antiderivative size = 15, normalized size of antiderivative = 1.00, number of steps used = 1, number of rules used = 1, integrand size = 13, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.077, Rules used = {260} \[ \frac {\log \left (a+b x^8\right )}{8 b} \]
Antiderivative was successfully verified.
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Rule 260
Rubi steps
\begin {align*} \int \frac {x^7}{a+b x^8} \, dx &=\frac {\log \left (a+b x^8\right )}{8 b}\\ \end {align*}
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Mathematica [A] time = 0.00, size = 15, normalized size = 1.00 \[ \frac {\log \left (a+b x^8\right )}{8 b} \]
Antiderivative was successfully verified.
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fricas [A] time = 0.55, size = 13, normalized size = 0.87 \[ \frac {\log \left (b x^{8} + a\right )}{8 \, b} \]
Verification of antiderivative is not currently implemented for this CAS.
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giac [A] time = 0.18, size = 14, normalized size = 0.93 \[ \frac {\log \left ({\left | b x^{8} + a \right |}\right )}{8 \, b} \]
Verification of antiderivative is not currently implemented for this CAS.
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maple [A] time = 0.00, size = 14, normalized size = 0.93 \[ \frac {\ln \left (b \,x^{8}+a \right )}{8 b} \]
Verification of antiderivative is not currently implemented for this CAS.
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maxima [A] time = 1.00, size = 13, normalized size = 0.87 \[ \frac {\log \left (b x^{8} + a\right )}{8 \, b} \]
Verification of antiderivative is not currently implemented for this CAS.
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mupad [B] time = 0.04, size = 13, normalized size = 0.87 \[ \frac {\ln \left (b\,x^8+a\right )}{8\,b} \]
Verification of antiderivative is not currently implemented for this CAS.
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sympy [A] time = 0.40, size = 10, normalized size = 0.67 \[ \frac {\log {\left (a + b x^{8} \right )}}{8 b} \]
Verification of antiderivative is not currently implemented for this CAS.
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