Integrand size = 17, antiderivative size = 43 \[ \int \left (a+b \left (c x^n\right )^{3/n}\right )^2 \, dx=a^2 x+\frac {1}{2} a b x \left (c x^n\right )^{3/n}+\frac {1}{7} b^2 x \left (c x^n\right )^{6/n} \]
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Time = 0.01 (sec) , antiderivative size = 43, normalized size of antiderivative = 1.00, number of steps used = 3, number of rules used = 2, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.118, Rules used = {260, 200} \[ \int \left (a+b \left (c x^n\right )^{3/n}\right )^2 \, dx=a^2 x+\frac {1}{2} a b x \left (c x^n\right )^{3/n}+\frac {1}{7} b^2 x \left (c x^n\right )^{6/n} \]
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Rule 200
Rule 260
Rubi steps \begin{align*} \text {integral}& = \left (x \left (c x^n\right )^{-1/n}\right ) \text {Subst}\left (\int \left (a+b x^3\right )^2 \, dx,x,\left (c x^n\right )^{\frac {1}{n}}\right ) \\ & = \left (x \left (c x^n\right )^{-1/n}\right ) \text {Subst}\left (\int \left (a^2+2 a b x^3+b^2 x^6\right ) \, dx,x,\left (c x^n\right )^{\frac {1}{n}}\right ) \\ & = a^2 x+\frac {1}{2} a b x \left (c x^n\right )^{3/n}+\frac {1}{7} b^2 x \left (c x^n\right )^{6/n} \\ \end{align*}
Time = 0.21 (sec) , antiderivative size = 43, normalized size of antiderivative = 1.00 \[ \int \left (a+b \left (c x^n\right )^{3/n}\right )^2 \, dx=a^2 x+\frac {1}{2} a b x \left (c x^n\right )^{3/n}+\frac {1}{7} b^2 x \left (c x^n\right )^{6/n} \]
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Time = 5.88 (sec) , antiderivative size = 42, normalized size of antiderivative = 0.98
method | result | size |
parallelrisch | \(a^{2} x +\frac {a b x \left (c \,x^{n}\right )^{\frac {3}{n}}}{2}+\frac {b^{2} x \left (c \,x^{n}\right )^{\frac {6}{n}}}{7}\) | \(42\) |
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none
Time = 0.29 (sec) , antiderivative size = 35, normalized size of antiderivative = 0.81 \[ \int \left (a+b \left (c x^n\right )^{3/n}\right )^2 \, dx=\frac {1}{7} \, b^{2} c^{\frac {6}{n}} x^{7} + \frac {1}{2} \, a b c^{\frac {3}{n}} x^{4} + a^{2} x \]
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Time = 0.13 (sec) , antiderivative size = 34, normalized size of antiderivative = 0.79 \[ \int \left (a+b \left (c x^n\right )^{3/n}\right )^2 \, dx=a^{2} x + \frac {a b x \left (c x^{n}\right )^{\frac {3}{n}}}{2} + \frac {b^{2} x \left (c x^{n}\right )^{\frac {6}{n}}}{7} \]
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\[ \int \left (a+b \left (c x^n\right )^{3/n}\right )^2 \, dx=\int { {\left (\left (c x^{n}\right )^{\frac {3}{n}} b + a\right )}^{2} \,d x } \]
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none
Time = 0.31 (sec) , antiderivative size = 35, normalized size of antiderivative = 0.81 \[ \int \left (a+b \left (c x^n\right )^{3/n}\right )^2 \, dx=\frac {1}{7} \, b^{2} c^{\frac {6}{n}} x^{7} + \frac {1}{2} \, a b c^{\frac {3}{n}} x^{4} + a^{2} x \]
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Time = 5.34 (sec) , antiderivative size = 39, normalized size of antiderivative = 0.91 \[ \int \left (a+b \left (c x^n\right )^{3/n}\right )^2 \, dx=a^2\,x+\frac {b^2\,x\,{\left (c\,x^n\right )}^{6/n}}{7}+\frac {a\,b\,x\,{\left (c\,x^n\right )}^{3/n}}{2} \]
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