Optimal. Leaf size=26 \[ -\frac {a^2}{3 x^3}+2 a b x+\frac {b^2 x^5}{5} \]
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Rubi [A] time = 0.01, antiderivative size = 26, normalized size of antiderivative = 1.00, number of steps used = 2, number of rules used = 1, integrand size = 13, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.077, Rules used = {270} \[ -\frac {a^2}{3 x^3}+2 a b x+\frac {b^2 x^5}{5} \]
Antiderivative was successfully verified.
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Rule 270
Rubi steps
\begin {align*} \int \frac {\left (a+b x^4\right )^2}{x^4} \, dx &=\int \left (2 a b+\frac {a^2}{x^4}+b^2 x^4\right ) \, dx\\ &=-\frac {a^2}{3 x^3}+2 a b x+\frac {b^2 x^5}{5}\\ \end {align*}
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Mathematica [A] time = 0.00, size = 26, normalized size = 1.00 \[ -\frac {a^2}{3 x^3}+2 a b x+\frac {b^2 x^5}{5} \]
Antiderivative was successfully verified.
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fricas [A] time = 0.72, size = 26, normalized size = 1.00 \[ \frac {3 \, b^{2} x^{8} + 30 \, a b x^{4} - 5 \, a^{2}}{15 \, x^{3}} \]
Verification of antiderivative is not currently implemented for this CAS.
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giac [A] time = 0.15, size = 22, normalized size = 0.85 \[ \frac {1}{5} \, b^{2} x^{5} + 2 \, a b x - \frac {a^{2}}{3 \, x^{3}} \]
Verification of antiderivative is not currently implemented for this CAS.
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maple [A] time = 0.00, size = 23, normalized size = 0.88 \[ \frac {b^{2} x^{5}}{5}+2 a b x -\frac {a^{2}}{3 x^{3}} \]
Verification of antiderivative is not currently implemented for this CAS.
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maxima [A] time = 1.35, size = 22, normalized size = 0.85 \[ \frac {1}{5} \, b^{2} x^{5} + 2 \, a b x - \frac {a^{2}}{3 \, x^{3}} \]
Verification of antiderivative is not currently implemented for this CAS.
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mupad [B] time = 0.03, size = 22, normalized size = 0.85 \[ \frac {b^2\,x^5}{5}-\frac {a^2}{3\,x^3}+2\,a\,b\,x \]
Verification of antiderivative is not currently implemented for this CAS.
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sympy [A] time = 0.19, size = 22, normalized size = 0.85 \[ - \frac {a^{2}}{3 x^{3}} + 2 a b x + \frac {b^{2} x^{5}}{5} \]
Verification of antiderivative is not currently implemented for this CAS.
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