Optimal. Leaf size=166 \[ \frac{1}{4} x^4 \left (a+b \log \left (c \left (d+e \sqrt{x}\right )^n\right )\right )+\frac{b d^5 n x^{3/2}}{12 e^5}-\frac{b d^4 n x^2}{16 e^4}+\frac{b d^3 n x^{5/2}}{20 e^3}-\frac{b d^2 n x^3}{24 e^2}+\frac{b d^7 n \sqrt{x}}{4 e^7}-\frac{b d^6 n x}{8 e^6}-\frac{b d^8 n \log \left (d+e \sqrt{x}\right )}{4 e^8}+\frac{b d n x^{7/2}}{28 e}-\frac{1}{32} b n x^4 \]
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Rubi [A] time = 0.136079, antiderivative size = 166, normalized size of antiderivative = 1., number of steps used = 4, number of rules used = 3, integrand size = 22, \(\frac{\text{number of rules}}{\text{integrand size}}\) = 0.136, Rules used = {2454, 2395, 43} \[ \frac{1}{4} x^4 \left (a+b \log \left (c \left (d+e \sqrt{x}\right )^n\right )\right )+\frac{b d^5 n x^{3/2}}{12 e^5}-\frac{b d^4 n x^2}{16 e^4}+\frac{b d^3 n x^{5/2}}{20 e^3}-\frac{b d^2 n x^3}{24 e^2}+\frac{b d^7 n \sqrt{x}}{4 e^7}-\frac{b d^6 n x}{8 e^6}-\frac{b d^8 n \log \left (d+e \sqrt{x}\right )}{4 e^8}+\frac{b d n x^{7/2}}{28 e}-\frac{1}{32} b n x^4 \]
Antiderivative was successfully verified.
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Rule 2454
Rule 2395
Rule 43
Rubi steps
\begin{align*} \int x^3 \left (a+b \log \left (c \left (d+e \sqrt{x}\right )^n\right )\right ) \, dx &=2 \operatorname{Subst}\left (\int x^7 \left (a+b \log \left (c (d+e x)^n\right )\right ) \, dx,x,\sqrt{x}\right )\\ &=\frac{1}{4} x^4 \left (a+b \log \left (c \left (d+e \sqrt{x}\right )^n\right )\right )-\frac{1}{4} (b e n) \operatorname{Subst}\left (\int \frac{x^8}{d+e x} \, dx,x,\sqrt{x}\right )\\ &=\frac{1}{4} x^4 \left (a+b \log \left (c \left (d+e \sqrt{x}\right )^n\right )\right )-\frac{1}{4} (b e n) \operatorname{Subst}\left (\int \left (-\frac{d^7}{e^8}+\frac{d^6 x}{e^7}-\frac{d^5 x^2}{e^6}+\frac{d^4 x^3}{e^5}-\frac{d^3 x^4}{e^4}+\frac{d^2 x^5}{e^3}-\frac{d x^6}{e^2}+\frac{x^7}{e}+\frac{d^8}{e^8 (d+e x)}\right ) \, dx,x,\sqrt{x}\right )\\ &=\frac{b d^7 n \sqrt{x}}{4 e^7}-\frac{b d^6 n x}{8 e^6}+\frac{b d^5 n x^{3/2}}{12 e^5}-\frac{b d^4 n x^2}{16 e^4}+\frac{b d^3 n x^{5/2}}{20 e^3}-\frac{b d^2 n x^3}{24 e^2}+\frac{b d n x^{7/2}}{28 e}-\frac{1}{32} b n x^4-\frac{b d^8 n \log \left (d+e \sqrt{x}\right )}{4 e^8}+\frac{1}{4} x^4 \left (a+b \log \left (c \left (d+e \sqrt{x}\right )^n\right )\right )\\ \end{align*}
Mathematica [A] time = 0.130716, size = 159, normalized size = 0.96 \[ \frac{a x^4}{4}+\frac{1}{4} b x^4 \log \left (c \left (d+e \sqrt{x}\right )^n\right )-\frac{1}{4} b e n \left (-\frac{d^5 x^{3/2}}{3 e^6}+\frac{d^4 x^2}{4 e^5}-\frac{d^3 x^{5/2}}{5 e^4}+\frac{d^2 x^3}{6 e^3}-\frac{d^7 \sqrt{x}}{e^8}+\frac{d^6 x}{2 e^7}+\frac{d^8 \log \left (d+e \sqrt{x}\right )}{e^9}-\frac{d x^{7/2}}{7 e^2}+\frac{x^4}{8 e}\right ) \]
Antiderivative was successfully verified.
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Maple [F] time = 0.415, size = 0, normalized size = 0. \begin{align*} \int{x}^{3} \left ( a+b\ln \left ( c \left ( d+e\sqrt{x} \right ) ^{n} \right ) \right ) \, dx \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [A] time = 1.04502, size = 173, normalized size = 1.04 \begin{align*} \frac{1}{4} \, b x^{4} \log \left ({\left (e \sqrt{x} + d\right )}^{n} c\right ) + \frac{1}{4} \, a x^{4} - \frac{1}{3360} \, b e n{\left (\frac{840 \, d^{8} \log \left (e \sqrt{x} + d\right )}{e^{9}} + \frac{105 \, e^{7} x^{4} - 120 \, d e^{6} x^{\frac{7}{2}} + 140 \, d^{2} e^{5} x^{3} - 168 \, d^{3} e^{4} x^{\frac{5}{2}} + 210 \, d^{4} e^{3} x^{2} - 280 \, d^{5} e^{2} x^{\frac{3}{2}} + 420 \, d^{6} e x - 840 \, d^{7} \sqrt{x}}{e^{8}}\right )} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [A] time = 1.82234, size = 358, normalized size = 2.16 \begin{align*} \frac{840 \, b e^{8} x^{4} \log \left (c\right ) - 140 \, b d^{2} e^{6} n x^{3} - 210 \, b d^{4} e^{4} n x^{2} - 420 \, b d^{6} e^{2} n x - 105 \,{\left (b e^{8} n - 8 \, a e^{8}\right )} x^{4} + 840 \,{\left (b e^{8} n x^{4} - b d^{8} n\right )} \log \left (e \sqrt{x} + d\right ) + 8 \,{\left (15 \, b d e^{7} n x^{3} + 21 \, b d^{3} e^{5} n x^{2} + 35 \, b d^{5} e^{3} n x + 105 \, b d^{7} e n\right )} \sqrt{x}}{3360 \, e^{8}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [F(-1)] time = 0., size = 0, normalized size = 0. \begin{align*} \text{Timed out} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [B] time = 1.37637, size = 779, normalized size = 4.69 \begin{align*} \text{result too large to display} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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