Optimal. Leaf size=17 \[ -\frac {a}{4 x^4}-\frac {b}{5 x^5} \]
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Rubi [A] time = 0.00, antiderivative size = 17, normalized size of antiderivative = 1.00, number of steps used = 2, number of rules used = 1, integrand size = 11, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.091, Rules used = {14} \[ -\frac {a}{4 x^4}-\frac {b}{5 x^5} \]
Antiderivative was successfully verified.
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Rule 14
Rubi steps
\begin {align*} \int \frac {a+\frac {b}{x}}{x^5} \, dx &=\int \left (\frac {b}{x^6}+\frac {a}{x^5}\right ) \, dx\\ &=-\frac {b}{5 x^5}-\frac {a}{4 x^4}\\ \end {align*}
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Mathematica [A] time = 0.00, size = 17, normalized size = 1.00 \[ -\frac {a}{4 x^4}-\frac {b}{5 x^5} \]
Antiderivative was successfully verified.
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fricas [A] time = 0.97, size = 13, normalized size = 0.76 \[ -\frac {5 \, a x + 4 \, b}{20 \, x^{5}} \]
Verification of antiderivative is not currently implemented for this CAS.
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giac [A] time = 0.17, size = 13, normalized size = 0.76 \[ -\frac {5 \, a x + 4 \, b}{20 \, x^{5}} \]
Verification of antiderivative is not currently implemented for this CAS.
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maple [A] time = 0.00, size = 14, normalized size = 0.82 \[ -\frac {a}{4 x^{4}}-\frac {b}{5 x^{5}} \]
Verification of antiderivative is not currently implemented for this CAS.
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maxima [A] time = 1.10, size = 13, normalized size = 0.76 \[ -\frac {5 \, a x + 4 \, b}{20 \, x^{5}} \]
Verification of antiderivative is not currently implemented for this CAS.
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mupad [B] time = 0.03, size = 13, normalized size = 0.76 \[ -\frac {4\,b+5\,a\,x}{20\,x^5} \]
Verification of antiderivative is not currently implemented for this CAS.
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sympy [A] time = 0.15, size = 14, normalized size = 0.82 \[ \frac {- 5 a x - 4 b}{20 x^{5}} \]
Verification of antiderivative is not currently implemented for this CAS.
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