Integrand size = 24, antiderivative size = 71 \[ \int \frac {\sqrt [4]{12-3 e^2 x^2}}{(2+e x)^{7/2}} \, dx=-\frac {\left (4-e^2 x^2\right )^{5/4}}{3\ 3^{3/4} e (2+e x)^{7/2}}-\frac {\left (4-e^2 x^2\right )^{5/4}}{15\ 3^{3/4} e (2+e x)^{5/2}} \]
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Time = 0.02 (sec) , antiderivative size = 71, normalized size of antiderivative = 1.00, number of steps used = 2, number of rules used = 2, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.083, Rules used = {673, 665} \[ \int \frac {\sqrt [4]{12-3 e^2 x^2}}{(2+e x)^{7/2}} \, dx=-\frac {\left (4-e^2 x^2\right )^{5/4}}{15\ 3^{3/4} e (e x+2)^{5/2}}-\frac {\left (4-e^2 x^2\right )^{5/4}}{3\ 3^{3/4} e (e x+2)^{7/2}} \]
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Rule 665
Rule 673
Rubi steps \begin{align*} \text {integral}& = -\frac {\left (4-e^2 x^2\right )^{5/4}}{3\ 3^{3/4} e (2+e x)^{7/2}}+\frac {1}{9} \int \frac {\sqrt [4]{12-3 e^2 x^2}}{(2+e x)^{5/2}} \, dx \\ & = -\frac {\left (4-e^2 x^2\right )^{5/4}}{3\ 3^{3/4} e (2+e x)^{7/2}}-\frac {\left (4-e^2 x^2\right )^{5/4}}{15\ 3^{3/4} e (2+e x)^{5/2}} \\ \end{align*}
Time = 0.39 (sec) , antiderivative size = 47, normalized size of antiderivative = 0.66 \[ \int \frac {\sqrt [4]{12-3 e^2 x^2}}{(2+e x)^{7/2}} \, dx=-\frac {(7+e x) \left (4 (2+e x)-(2+e x)^2\right )^{5/4}}{15\ 3^{3/4} e (2+e x)^{7/2}} \]
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Time = 2.32 (sec) , antiderivative size = 35, normalized size of antiderivative = 0.49
method | result | size |
gosper | \(\frac {\left (e x -2\right ) \left (e x +7\right ) \left (-3 x^{2} e^{2}+12\right )^{\frac {1}{4}}}{45 \left (e x +2\right )^{\frac {5}{2}} e}\) | \(35\) |
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none
Time = 0.29 (sec) , antiderivative size = 61, normalized size of antiderivative = 0.86 \[ \int \frac {\sqrt [4]{12-3 e^2 x^2}}{(2+e x)^{7/2}} \, dx=\frac {{\left (e^{2} x^{2} + 5 \, e x - 14\right )} {\left (-3 \, e^{2} x^{2} + 12\right )}^{\frac {1}{4}} \sqrt {e x + 2}}{45 \, {\left (e^{4} x^{3} + 6 \, e^{3} x^{2} + 12 \, e^{2} x + 8 \, e\right )}} \]
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\[ \int \frac {\sqrt [4]{12-3 e^2 x^2}}{(2+e x)^{7/2}} \, dx=\sqrt [4]{3} \int \frac {\sqrt [4]{- e^{2} x^{2} + 4}}{e^{3} x^{3} \sqrt {e x + 2} + 6 e^{2} x^{2} \sqrt {e x + 2} + 12 e x \sqrt {e x + 2} + 8 \sqrt {e x + 2}}\, dx \]
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\[ \int \frac {\sqrt [4]{12-3 e^2 x^2}}{(2+e x)^{7/2}} \, dx=\int { \frac {{\left (-3 \, e^{2} x^{2} + 12\right )}^{\frac {1}{4}}}{{\left (e x + 2\right )}^{\frac {7}{2}}} \,d x } \]
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Exception generated. \[ \int \frac {\sqrt [4]{12-3 e^2 x^2}}{(2+e x)^{7/2}} \, dx=\text {Exception raised: TypeError} \]
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Time = 0.28 (sec) , antiderivative size = 37, normalized size of antiderivative = 0.52 \[ \int \frac {\sqrt [4]{12-3 e^2 x^2}}{(2+e x)^{7/2}} \, dx=\frac {{\left (12-3\,e^2\,x^2\right )}^{1/4}\,\left (e^2\,x^2+5\,e\,x-14\right )}{45\,e\,{\left (e\,x+2\right )}^{5/2}} \]
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