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 = 0.02, antiderivative size = 63, normalized size of antiderivative = 1.19, number of steps used = 3, number of rules used = 3, integrand size = 15, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.200, 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 37
Rule 45
Rule 6719
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*}
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Mathematica [A] time = 0.02, 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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IntegrateAlgebraic [A] time = 2.52, size = 56, normalized size = 1.06 \[ \frac {3 (3 x-5) \left (x^9-5 x^8+8 x^7-14 x^5+14 x^4-8 x^2+5 x-1\right )^{2/3}}{16 (x-1)^6 (x+1)} \]
Antiderivative was successfully verified.
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fricas [A] time = 0.91, size = 77, normalized size = 1.45 \[ \frac {3 \, {\left (x^{9} - 5 \, x^{8} + 8 \, x^{7} - 14 \, x^{5} + 14 \, x^{4} - 8 \, x^{2} + 5 \, x - 1\right )}^{\frac {2}{3}} {\left (3 \, x - 5\right )}}{16 \, {\left (x^{7} - 5 \, x^{6} + 9 \, x^{5} - 5 \, x^{4} - 5 \, x^{3} + 9 \, x^{2} - 5 \, x + 1\right )}} \]
Verification of antiderivative is not currently implemented for this CAS.
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giac [F] time = 0.00, size = 0, normalized size = 0.00 \[ \int \frac {1}{\left ({\left (x + 1\right )}^{2} {\left (x - 1\right )}^{7}\right )^{\frac {1}{3}}}\,{d x} \]
Verification of antiderivative is not currently implemented for this CAS.
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maple [A] time = 0.05, size = 27, normalized size = 0.51
method | result | size |
gosper | \(\frac {3 \left (1+x \right ) \left (-1+x \right ) \left (3 x -5\right )}{16 \left (\left (-1+x \right )^{7} \left (1+x \right )^{2}\right )^{\frac {1}{3}}}\) | \(27\) |
risch | \(\frac {3 \left (-1+x \right ) \left (3 x^{2}-2 x -5\right )}{16 \left (\left (-1+x \right )^{7} \left (1+x \right )^{2}\right )^{\frac {1}{3}}}\) | \(29\) |
trager | \(\frac {3 \left (3 x -5\right ) \left (x^{9}-5 x^{8}+8 x^{7}-14 x^{5}+14 x^{4}-8 x^{2}+5 x -1\right )^{\frac {2}{3}}}{16 \left (-1+x \right )^{6} \left (1+x \right )}\) | \(53\) |
Verification of antiderivative is not currently implemented for this CAS.
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maxima [F] time = 0.00, size = 0, normalized size = 0.00 \[ \int \frac {1}{\left ({\left (x + 1\right )}^{2} {\left (x - 1\right )}^{7}\right )^{\frac {1}{3}}}\,{d x} \]
Verification of antiderivative is not currently implemented for this CAS.
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mupad [B] time = 0.23, size = 30, normalized size = 0.57 \[ \frac {3\,\left (3\,x-5\right )\,{\left ({\left (x-1\right )}^7\,{\left (x+1\right )}^2\right )}^{2/3}}{16\,{\left (x-1\right )}^6\,\left (x+1\right )} \]
Verification of antiderivative is not currently implemented for this CAS.
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sympy [F] time = 0.00, size = 0, normalized size = 0.00 \[ \int \frac {1}{\sqrt [3]{\left (x - 1\right )^{7} \left (x + 1\right )^{2}}}\, dx \]
Verification of antiderivative is not currently implemented for this CAS.
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