Integrand size = 23, antiderivative size = 21 \[ \int \frac {\sqrt [4]{-1+x^4-x^5} \left (-4+x^5\right )}{x^6} \, dx=-\frac {4 \left (-1+x^4-x^5\right )^{5/4}}{5 x^5} \]
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Time = 0.01 (sec) , antiderivative size = 21, normalized size of antiderivative = 1.00, number of steps used = 1, number of rules used = 1, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.043, Rules used = {1604} \[ \int \frac {\sqrt [4]{-1+x^4-x^5} \left (-4+x^5\right )}{x^6} \, dx=-\frac {4 \left (-x^5+x^4-1\right )^{5/4}}{5 x^5} \]
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Rule 1604
Rubi steps \begin{align*} \text {integral}& = -\frac {4 \left (-1+x^4-x^5\right )^{5/4}}{5 x^5} \\ \end{align*}
Time = 0.19 (sec) , antiderivative size = 21, normalized size of antiderivative = 1.00 \[ \int \frac {\sqrt [4]{-1+x^4-x^5} \left (-4+x^5\right )}{x^6} \, dx=-\frac {4 \left (-1+x^4-x^5\right )^{5/4}}{5 x^5} \]
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Time = 0.14 (sec) , antiderivative size = 18, normalized size of antiderivative = 0.86
method | result | size |
gosper | \(-\frac {4 \left (-x^{5}+x^{4}-1\right )^{\frac {5}{4}}}{5 x^{5}}\) | \(18\) |
pseudoelliptic | \(-\frac {4 \left (-x^{5}+x^{4}-1\right )^{\frac {5}{4}}}{5 x^{5}}\) | \(18\) |
trager | \(\frac {4 \left (x^{5}-x^{4}+1\right ) \left (-x^{5}+x^{4}-1\right )^{\frac {1}{4}}}{5 x^{5}}\) | \(28\) |
risch | \(-\frac {4 \left (x^{10}-2 x^{9}+x^{8}+2 x^{5}-2 x^{4}+1\right )}{5 \left (-x^{5}+x^{4}-1\right )^{\frac {3}{4}} x^{5}}\) | \(41\) |
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none
Time = 0.25 (sec) , antiderivative size = 27, normalized size of antiderivative = 1.29 \[ \int \frac {\sqrt [4]{-1+x^4-x^5} \left (-4+x^5\right )}{x^6} \, dx=\frac {4 \, {\left (x^{5} - x^{4} + 1\right )} {\left (-x^{5} + x^{4} - 1\right )}^{\frac {1}{4}}}{5 \, x^{5}} \]
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\[ \int \frac {\sqrt [4]{-1+x^4-x^5} \left (-4+x^5\right )}{x^6} \, dx=\int \frac {\left (x^{5} - 4\right ) \sqrt [4]{- x^{5} + x^{4} - 1}}{x^{6}}\, dx \]
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none
Time = 0.23 (sec) , antiderivative size = 27, normalized size of antiderivative = 1.29 \[ \int \frac {\sqrt [4]{-1+x^4-x^5} \left (-4+x^5\right )}{x^6} \, dx=\frac {4 \, {\left (x^{5} - x^{4} + 1\right )} {\left (-x^{5} + x^{4} - 1\right )}^{\frac {1}{4}}}{5 \, x^{5}} \]
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\[ \int \frac {\sqrt [4]{-1+x^4-x^5} \left (-4+x^5\right )}{x^6} \, dx=\int { \frac {{\left (x^{5} - 4\right )} {\left (-x^{5} + x^{4} - 1\right )}^{\frac {1}{4}}}{x^{6}} \,d x } \]
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Time = 5.72 (sec) , antiderivative size = 17, normalized size of antiderivative = 0.81 \[ \int \frac {\sqrt [4]{-1+x^4-x^5} \left (-4+x^5\right )}{x^6} \, dx=-\frac {4\,{\left (-x^5+x^4-1\right )}^{5/4}}{5\,x^5} \]
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