Optimal. Leaf size=70 \[ a^2 c x+\frac{a x^{n+1} (a d+2 b c)}{n+1}+\frac{b x^{2 n+1} (2 a d+b c)}{2 n+1}+\frac{b^2 d x^{3 n+1}}{3 n+1} \]
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Rubi [A] time = 0.0471064, antiderivative size = 70, normalized size of antiderivative = 1., number of steps used = 2, number of rules used = 1, integrand size = 17, \(\frac{\text{number of rules}}{\text{integrand size}}\) = 0.059, Rules used = {373} \[ a^2 c x+\frac{a x^{n+1} (a d+2 b c)}{n+1}+\frac{b x^{2 n+1} (2 a d+b c)}{2 n+1}+\frac{b^2 d x^{3 n+1}}{3 n+1} \]
Antiderivative was successfully verified.
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Rule 373
Rubi steps
\begin{align*} \int \left (a+b x^n\right )^2 \left (c+d x^n\right ) \, dx &=\int \left (a^2 c+a (2 b c+a d) x^n+b (b c+2 a d) x^{2 n}+b^2 d x^{3 n}\right ) \, dx\\ &=a^2 c x+\frac{a (2 b c+a d) x^{1+n}}{1+n}+\frac{b (b c+2 a d) x^{1+2 n}}{1+2 n}+\frac{b^2 d x^{1+3 n}}{1+3 n}\\ \end{align*}
Mathematica [A] time = 0.0860143, size = 70, normalized size = 1. \[ \frac{d x \left (a+b x^n\right )^3-x \left (a^2+\frac{2 a b x^n}{n+1}+\frac{b^2 x^{2 n}}{2 n+1}\right ) (a d-b (3 c n+c))}{3 b n+b} \]
Antiderivative was successfully verified.
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Maple [A] time = 0.008, size = 74, normalized size = 1.1 \begin{align*}{a}^{2}cx+{\frac{a \left ( ad+2\,bc \right ) x{{\rm e}^{n\ln \left ( x \right ) }}}{1+n}}+{\frac{b \left ( 2\,ad+bc \right ) x \left ({{\rm e}^{n\ln \left ( x \right ) }} \right ) ^{2}}{1+2\,n}}+{\frac{{b}^{2}dx \left ({{\rm e}^{n\ln \left ( x \right ) }} \right ) ^{3}}{1+3\,n}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [F(-2)] time = 0., size = 0, normalized size = 0. \begin{align*} \text{Exception raised: ValueError} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [B] time = 1.63465, size = 382, normalized size = 5.46 \begin{align*} \frac{{\left (2 \, b^{2} d n^{2} + 3 \, b^{2} d n + b^{2} d\right )} x x^{3 \, n} +{\left (b^{2} c + 2 \, a b d + 3 \,{\left (b^{2} c + 2 \, a b d\right )} n^{2} + 4 \,{\left (b^{2} c + 2 \, a b d\right )} n\right )} x x^{2 \, n} +{\left (2 \, a b c + a^{2} d + 6 \,{\left (2 \, a b c + a^{2} d\right )} n^{2} + 5 \,{\left (2 \, a b c + a^{2} d\right )} n\right )} x x^{n} +{\left (6 \, a^{2} c n^{3} + 11 \, a^{2} c n^{2} + 6 \, a^{2} c n + a^{2} c\right )} x}{6 \, n^{3} + 11 \, n^{2} + 6 \, n + 1} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [A] time = 0.970842, size = 726, normalized size = 10.37 \begin{align*} \begin{cases} a^{2} c x + a^{2} d \log{\left (x \right )} + 2 a b c \log{\left (x \right )} - \frac{2 a b d}{x} - \frac{b^{2} c}{x} - \frac{b^{2} d}{2 x^{2}} & \text{for}\: n = -1 \\a^{2} c x + 2 a^{2} d \sqrt{x} + 4 a b c \sqrt{x} + 2 a b d \log{\left (x \right )} + b^{2} c \log{\left (x \right )} - \frac{2 b^{2} d}{\sqrt{x}} & \text{for}\: n = - \frac{1}{2} \\a^{2} c x + \frac{3 a^{2} d x^{\frac{2}{3}}}{2} + 3 a b c x^{\frac{2}{3}} + 6 a b d \sqrt [3]{x} + 3 b^{2} c \sqrt [3]{x} + b^{2} d \log{\left (x \right )} & \text{for}\: n = - \frac{1}{3} \\\frac{6 a^{2} c n^{3} x}{6 n^{3} + 11 n^{2} + 6 n + 1} + \frac{11 a^{2} c n^{2} x}{6 n^{3} + 11 n^{2} + 6 n + 1} + \frac{6 a^{2} c n x}{6 n^{3} + 11 n^{2} + 6 n + 1} + \frac{a^{2} c x}{6 n^{3} + 11 n^{2} + 6 n + 1} + \frac{6 a^{2} d n^{2} x x^{n}}{6 n^{3} + 11 n^{2} + 6 n + 1} + \frac{5 a^{2} d n x x^{n}}{6 n^{3} + 11 n^{2} + 6 n + 1} + \frac{a^{2} d x x^{n}}{6 n^{3} + 11 n^{2} + 6 n + 1} + \frac{12 a b c n^{2} x x^{n}}{6 n^{3} + 11 n^{2} + 6 n + 1} + \frac{10 a b c n x x^{n}}{6 n^{3} + 11 n^{2} + 6 n + 1} + \frac{2 a b c x x^{n}}{6 n^{3} + 11 n^{2} + 6 n + 1} + \frac{6 a b d n^{2} x x^{2 n}}{6 n^{3} + 11 n^{2} + 6 n + 1} + \frac{8 a b d n x x^{2 n}}{6 n^{3} + 11 n^{2} + 6 n + 1} + \frac{2 a b d x x^{2 n}}{6 n^{3} + 11 n^{2} + 6 n + 1} + \frac{3 b^{2} c n^{2} x x^{2 n}}{6 n^{3} + 11 n^{2} + 6 n + 1} + \frac{4 b^{2} c n x x^{2 n}}{6 n^{3} + 11 n^{2} + 6 n + 1} + \frac{b^{2} c x x^{2 n}}{6 n^{3} + 11 n^{2} + 6 n + 1} + \frac{2 b^{2} d n^{2} x x^{3 n}}{6 n^{3} + 11 n^{2} + 6 n + 1} + \frac{3 b^{2} d n x x^{3 n}}{6 n^{3} + 11 n^{2} + 6 n + 1} + \frac{b^{2} d x x^{3 n}}{6 n^{3} + 11 n^{2} + 6 n + 1} & \text{otherwise} \end{cases} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [B] time = 1.11375, size = 313, normalized size = 4.47 \begin{align*} \frac{6 \, a^{2} c n^{3} x + 2 \, b^{2} d n^{2} x x^{3 \, n} + 3 \, b^{2} c n^{2} x x^{2 \, n} + 6 \, a b d n^{2} x x^{2 \, n} + 12 \, a b c n^{2} x x^{n} + 6 \, a^{2} d n^{2} x x^{n} + 11 \, a^{2} c n^{2} x + 3 \, b^{2} d n x x^{3 \, n} + 4 \, b^{2} c n x x^{2 \, n} + 8 \, a b d n x x^{2 \, n} + 10 \, a b c n x x^{n} + 5 \, a^{2} d n x x^{n} + 6 \, a^{2} c n x + b^{2} d x x^{3 \, n} + b^{2} c x x^{2 \, n} + 2 \, a b d x x^{2 \, n} + 2 \, a b c x x^{n} + a^{2} d x x^{n} + a^{2} c x}{6 \, n^{3} + 11 \, n^{2} + 6 \, n + 1} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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