Integrand size = 11, antiderivative size = 21 \[ \int x^{2/3} (a+b x) \, dx=\frac {3}{5} a x^{5/3}+\frac {3}{8} b x^{8/3} \]
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Time = 0.00 (sec) , antiderivative size = 21, normalized size of antiderivative = 1.00, number of steps used = 2, number of rules used = 1, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.091, Rules used = {45} \[ \int x^{2/3} (a+b x) \, dx=\frac {3}{5} a x^{5/3}+\frac {3}{8} b x^{8/3} \]
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Rule 45
Rubi steps \begin{align*} \text {integral}& = \int \left (a x^{2/3}+b x^{5/3}\right ) \, dx \\ & = \frac {3}{5} a x^{5/3}+\frac {3}{8} b x^{8/3} \\ \end{align*}
Time = 0.01 (sec) , antiderivative size = 17, normalized size of antiderivative = 0.81 \[ \int x^{2/3} (a+b x) \, dx=\frac {3}{40} x^{5/3} (8 a+5 b x) \]
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Time = 0.08 (sec) , antiderivative size = 14, normalized size of antiderivative = 0.67
method | result | size |
gosper | \(\frac {3 x^{\frac {5}{3}} \left (5 b x +8 a \right )}{40}\) | \(14\) |
derivativedivides | \(\frac {3 a \,x^{\frac {5}{3}}}{5}+\frac {3 b \,x^{\frac {8}{3}}}{8}\) | \(14\) |
default | \(\frac {3 a \,x^{\frac {5}{3}}}{5}+\frac {3 b \,x^{\frac {8}{3}}}{8}\) | \(14\) |
trager | \(\frac {3 x^{\frac {5}{3}} \left (5 b x +8 a \right )}{40}\) | \(14\) |
risch | \(\frac {3 x^{\frac {5}{3}} \left (5 b x +8 a \right )}{40}\) | \(14\) |
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Time = 0.21 (sec) , antiderivative size = 16, normalized size of antiderivative = 0.76 \[ \int x^{2/3} (a+b x) \, dx=\frac {3}{40} \, {\left (5 \, b x^{2} + 8 \, a x\right )} x^{\frac {2}{3}} \]
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Time = 0.11 (sec) , antiderivative size = 19, normalized size of antiderivative = 0.90 \[ \int x^{2/3} (a+b x) \, dx=\frac {3 a x^{\frac {5}{3}}}{5} + \frac {3 b x^{\frac {8}{3}}}{8} \]
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Time = 0.20 (sec) , antiderivative size = 13, normalized size of antiderivative = 0.62 \[ \int x^{2/3} (a+b x) \, dx=\frac {3}{8} \, b x^{\frac {8}{3}} + \frac {3}{5} \, a x^{\frac {5}{3}} \]
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Time = 0.29 (sec) , antiderivative size = 13, normalized size of antiderivative = 0.62 \[ \int x^{2/3} (a+b x) \, dx=\frac {3}{8} \, b x^{\frac {8}{3}} + \frac {3}{5} \, a x^{\frac {5}{3}} \]
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Time = 0.03 (sec) , antiderivative size = 13, normalized size of antiderivative = 0.62 \[ \int x^{2/3} (a+b x) \, dx=\frac {3\,x^{5/3}\,\left (8\,a+5\,b\,x\right )}{40} \]
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