Optimal. Leaf size=53 \[ \frac{9 (x-1)^2 (x+1)}{16 \sqrt [3]{(x-1)^7 (x+1)^2}}-\frac{3 (x-1) (x+1)}{8 \sqrt [3]{(x-1)^7 (x+1)^2}} \]
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Rubi [A] time = 0.0198843, antiderivative size = 63, normalized size of antiderivative = 1.19, number of steps used = 3, number of rules used = 3, integrand size = 15, \(\frac{\text{number of rules}}{\text{integrand size}}\) = 0.2, Rules used = {6719, 45, 37} \[ \frac{9 (x+1) (1-x)^2}{16 \sqrt [3]{-(1-x)^7 (x+1)^2}}+\frac{3 (x+1) (1-x)}{8 \sqrt [3]{-(1-x)^7 (x+1)^2}} \]
Antiderivative was successfully verified.
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Rule 6719
Rule 45
Rule 37
Rubi steps
\begin{align*} \int \frac{1}{\sqrt [3]{(-1+x)^7 (1+x)^2}} \, dx &=\frac{\left ((-1+x)^{7/3} (1+x)^{2/3}\right ) \int \frac{1}{(-1+x)^{7/3} (1+x)^{2/3}} \, dx}{\sqrt [3]{(-1+x)^7 (1+x)^2}}\\ &=\frac{3 (1-x) (1+x)}{8 \sqrt [3]{-(1-x)^7 (1+x)^2}}-\frac{\left (3 (-1+x)^{7/3} (1+x)^{2/3}\right ) \int \frac{1}{(-1+x)^{4/3} (1+x)^{2/3}} \, dx}{8 \sqrt [3]{(-1+x)^7 (1+x)^2}}\\ &=\frac{3 (1-x) (1+x)}{8 \sqrt [3]{-(1-x)^7 (1+x)^2}}+\frac{9 (1-x)^2 (1+x)}{16 \sqrt [3]{-(1-x)^7 (1+x)^2}}\\ \end{align*}
Mathematica [A] time = 0.0155586, size = 30, normalized size = 0.57 \[ \frac{3 (x-1) (x+1) (3 x-5)}{16 \sqrt [3]{(x-1)^7 (x+1)^2}} \]
Antiderivative was successfully verified.
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Maple [A] time = 0.001, size = 27, normalized size = 0.5 \begin{align*}{\frac{ \left ( 3+3\,x \right ) \left ( -1+x \right ) \left ( 3\,x-5 \right ) }{16}{\frac{1}{\sqrt [3]{ \left ( -1+x \right ) ^{7} \left ( 1+x \right ) ^{2}}}}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [F] time = 0., size = 0, normalized size = 0. \begin{align*} \int \frac{1}{\left ({\left (x + 1\right )}^{2}{\left (x - 1\right )}^{7}\right )^{\frac{1}{3}}}\,{d x} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [A] time = 1.67343, size = 184, normalized size = 3.47 \begin{align*} \frac{3 \,{\left (x^{9} - 5 \, x^{8} + 8 \, x^{7} - 14 \, x^{5} + 14 \, x^{4} - 8 \, x^{2} + 5 \, x - 1\right )}^{\frac{2}{3}}{\left (3 \, x - 5\right )}}{16 \,{\left (x^{7} - 5 \, x^{6} + 9 \, x^{5} - 5 \, x^{4} - 5 \, x^{3} + 9 \, x^{2} - 5 \, x + 1\right )}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [F] time = 0., size = 0, normalized size = 0. \begin{align*} \int \frac{1}{\sqrt [3]{\left (x - 1\right )^{7} \left (x + 1\right )^{2}}}\, dx \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 ({\left (x + 1\right )}^{2}{\left (x - 1\right )}^{7}\right )^{\frac{1}{3}}}\,{d x} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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