Optimal. Leaf size=90 \[ -\frac{128 b^3 x}{77 a^4 \sqrt [4]{a+b x^4}}-\frac{32 b^2}{77 a^3 x^3 \sqrt [4]{a+b x^4}}+\frac{12 b}{77 a^2 x^7 \sqrt [4]{a+b x^4}}-\frac{1}{11 a x^{11} \sqrt [4]{a+b x^4}} \]
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Rubi [A] time = 0.0260121, antiderivative size = 90, normalized size of antiderivative = 1., number of steps used = 4, number of rules used = 2, integrand size = 15, \(\frac{\text{number of rules}}{\text{integrand size}}\) = 0.133, Rules used = {271, 191} \[ -\frac{128 b^3 x}{77 a^4 \sqrt [4]{a+b x^4}}-\frac{32 b^2}{77 a^3 x^3 \sqrt [4]{a+b x^4}}+\frac{12 b}{77 a^2 x^7 \sqrt [4]{a+b x^4}}-\frac{1}{11 a x^{11} \sqrt [4]{a+b x^4}} \]
Antiderivative was successfully verified.
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Rule 271
Rule 191
Rubi steps
\begin{align*} \int \frac{1}{x^{12} \left (a+b x^4\right )^{5/4}} \, dx &=-\frac{1}{11 a x^{11} \sqrt [4]{a+b x^4}}-\frac{(12 b) \int \frac{1}{x^8 \left (a+b x^4\right )^{5/4}} \, dx}{11 a}\\ &=-\frac{1}{11 a x^{11} \sqrt [4]{a+b x^4}}+\frac{12 b}{77 a^2 x^7 \sqrt [4]{a+b x^4}}+\frac{\left (96 b^2\right ) \int \frac{1}{x^4 \left (a+b x^4\right )^{5/4}} \, dx}{77 a^2}\\ &=-\frac{1}{11 a x^{11} \sqrt [4]{a+b x^4}}+\frac{12 b}{77 a^2 x^7 \sqrt [4]{a+b x^4}}-\frac{32 b^2}{77 a^3 x^3 \sqrt [4]{a+b x^4}}-\frac{\left (128 b^3\right ) \int \frac{1}{\left (a+b x^4\right )^{5/4}} \, dx}{77 a^3}\\ &=-\frac{1}{11 a x^{11} \sqrt [4]{a+b x^4}}+\frac{12 b}{77 a^2 x^7 \sqrt [4]{a+b x^4}}-\frac{32 b^2}{77 a^3 x^3 \sqrt [4]{a+b x^4}}-\frac{128 b^3 x}{77 a^4 \sqrt [4]{a+b x^4}}\\ \end{align*}
Mathematica [A] time = 0.0088963, size = 53, normalized size = 0.59 \[ -\frac{-12 a^2 b x^4+7 a^3+32 a b^2 x^8+128 b^3 x^{12}}{77 a^4 x^{11} \sqrt [4]{a+b x^4}} \]
Antiderivative was successfully verified.
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Maple [A] time = 0.005, size = 50, normalized size = 0.6 \begin{align*} -{\frac{128\,{b}^{3}{x}^{12}+32\,a{b}^{2}{x}^{8}-12\,{a}^{2}b{x}^{4}+7\,{a}^{3}}{77\,{x}^{11}{a}^{4}}{\frac{1}{\sqrt [4]{b{x}^{4}+a}}}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [A] time = 1.00044, size = 96, normalized size = 1.07 \begin{align*} -\frac{b^{3} x}{{\left (b x^{4} + a\right )}^{\frac{1}{4}} a^{4}} - \frac{\frac{77 \,{\left (b x^{4} + a\right )}^{\frac{3}{4}} b^{2}}{x^{3}} - \frac{33 \,{\left (b x^{4} + a\right )}^{\frac{7}{4}} b}{x^{7}} + \frac{7 \,{\left (b x^{4} + a\right )}^{\frac{11}{4}}}{x^{11}}}{77 \, a^{4}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [A] time = 1.51716, size = 138, normalized size = 1.53 \begin{align*} -\frac{{\left (128 \, b^{3} x^{12} + 32 \, a b^{2} x^{8} - 12 \, a^{2} b x^{4} + 7 \, a^{3}\right )}{\left (b x^{4} + a\right )}^{\frac{3}{4}}}{77 \,{\left (a^{4} b x^{15} + a^{5} x^{11}\right )}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [B] time = 5.31332, size = 592, normalized size = 6.58 \begin{align*} \text{result too large to display} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [F] time = 0., size = 0, normalized size = 0. \begin{align*} \int \frac{1}{{\left (b x^{4} + a\right )}^{\frac{5}{4}} x^{12}}\,{d x} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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