Integrand size = 15, antiderivative size = 25 \[ \int \left (a x^3+b x^6\right )^{2/3} \, dx=\frac {\left (a x^3+b x^6\right )^{5/3}}{5 b x^5} \]
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Time = 0.00 (sec) , antiderivative size = 25, normalized size of antiderivative = 1.00, number of steps used = 1, number of rules used = 1, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.067, Rules used = {2025} \[ \int \left (a x^3+b x^6\right )^{2/3} \, dx=\frac {\left (a x^3+b x^6\right )^{5/3}}{5 b x^5} \]
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Rule 2025
Rubi steps \begin{align*} \text {integral}& = \frac {\left (a x^3+b x^6\right )^{5/3}}{5 b x^5} \\ \end{align*}
Time = 0.01 (sec) , antiderivative size = 25, normalized size of antiderivative = 1.00 \[ \int \left (a x^3+b x^6\right )^{2/3} \, dx=\frac {\left (x^3 \left (a+b x^3\right )\right )^{5/3}}{5 b x^5} \]
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Time = 0.63 (sec) , antiderivative size = 29, normalized size of antiderivative = 1.16
method | result | size |
gosper | \(\frac {\left (b \,x^{3}+a \right ) \left (b \,x^{6}+a \,x^{3}\right )^{\frac {2}{3}}}{5 b \,x^{2}}\) | \(29\) |
trager | \(\frac {\left (b \,x^{3}+a \right ) \left (b \,x^{6}+a \,x^{3}\right )^{\frac {2}{3}}}{5 b \,x^{2}}\) | \(29\) |
risch | \(\frac {\left (x^{3} \left (b \,x^{3}+a \right )\right )^{\frac {2}{3}} \left (b \,x^{3}+a \right )}{5 x^{2} b}\) | \(29\) |
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none
Time = 0.27 (sec) , antiderivative size = 28, normalized size of antiderivative = 1.12 \[ \int \left (a x^3+b x^6\right )^{2/3} \, dx=\frac {{\left (b x^{6} + a x^{3}\right )}^{\frac {2}{3}} {\left (b x^{3} + a\right )}}{5 \, b x^{2}} \]
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\[ \int \left (a x^3+b x^6\right )^{2/3} \, dx=\int \left (a x^{3} + b x^{6}\right )^{\frac {2}{3}}\, dx \]
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none
Time = 0.21 (sec) , antiderivative size = 14, normalized size of antiderivative = 0.56 \[ \int \left (a x^3+b x^6\right )^{2/3} \, dx=\frac {{\left (b x^{3} + a\right )}^{\frac {5}{3}}}{5 \, b} \]
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\[ \int \left (a x^3+b x^6\right )^{2/3} \, dx=\int { {\left (b x^{6} + a x^{3}\right )}^{\frac {2}{3}} \,d x } \]
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Time = 8.18 (sec) , antiderivative size = 29, normalized size of antiderivative = 1.16 \[ \int \left (a x^3+b x^6\right )^{2/3} \, dx=\frac {\left (\frac {a}{5\,b}+\frac {x^3}{5}\right )\,{\left (b\,x^6+a\,x^3\right )}^{2/3}}{x^2} \]
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