Optimal. Leaf size=92 \[ -\frac{d^2 (b c-a d)}{2 b^4 (a+b x)^6}-\frac{3 d (b c-a d)^2}{7 b^4 (a+b x)^7}-\frac{(b c-a d)^3}{8 b^4 (a+b x)^8}-\frac{d^3}{5 b^4 (a+b x)^5} \]
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Rubi [A] time = 0.0463985, antiderivative size = 92, normalized size of antiderivative = 1., number of steps used = 2, number of rules used = 1, integrand size = 15, \(\frac{\text{number of rules}}{\text{integrand size}}\) = 0.067, Rules used = {43} \[ -\frac{d^2 (b c-a d)}{2 b^4 (a+b x)^6}-\frac{3 d (b c-a d)^2}{7 b^4 (a+b x)^7}-\frac{(b c-a d)^3}{8 b^4 (a+b x)^8}-\frac{d^3}{5 b^4 (a+b x)^5} \]
Antiderivative was successfully verified.
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Rule 43
Rubi steps
\begin{align*} \int \frac{(c+d x)^3}{(a+b x)^9} \, dx &=\int \left (\frac{(b c-a d)^3}{b^3 (a+b x)^9}+\frac{3 d (b c-a d)^2}{b^3 (a+b x)^8}+\frac{3 d^2 (b c-a d)}{b^3 (a+b x)^7}+\frac{d^3}{b^3 (a+b x)^6}\right ) \, dx\\ &=-\frac{(b c-a d)^3}{8 b^4 (a+b x)^8}-\frac{3 d (b c-a d)^2}{7 b^4 (a+b x)^7}-\frac{d^2 (b c-a d)}{2 b^4 (a+b x)^6}-\frac{d^3}{5 b^4 (a+b x)^5}\\ \end{align*}
Mathematica [A] time = 0.0352527, size = 97, normalized size = 1.05 \[ -\frac{a^2 b d^2 (5 c+8 d x)+a^3 d^3+a b^2 d \left (15 c^2+40 c d x+28 d^2 x^2\right )+b^3 \left (120 c^2 d x+35 c^3+140 c d^2 x^2+56 d^3 x^3\right )}{280 b^4 (a+b x)^8} \]
Antiderivative was successfully verified.
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Maple [A] time = 0.006, size = 122, normalized size = 1.3 \begin{align*} -{\frac{-{a}^{3}{d}^{3}+3\,{a}^{2}bc{d}^{2}-3\,a{b}^{2}{c}^{2}d+{b}^{3}{c}^{3}}{8\,{b}^{4} \left ( bx+a \right ) ^{8}}}+{\frac{{d}^{2} \left ( ad-bc \right ) }{2\,{b}^{4} \left ( bx+a \right ) ^{6}}}-{\frac{{d}^{3}}{5\,{b}^{4} \left ( bx+a \right ) ^{5}}}-{\frac{3\,d \left ({a}^{2}{d}^{2}-2\,abcd+{b}^{2}{c}^{2} \right ) }{7\,{b}^{4} \left ( bx+a \right ) ^{7}}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [B] time = 1.03103, size = 261, normalized size = 2.84 \begin{align*} -\frac{56 \, b^{3} d^{3} x^{3} + 35 \, b^{3} c^{3} + 15 \, a b^{2} c^{2} d + 5 \, a^{2} b c d^{2} + a^{3} d^{3} + 28 \,{\left (5 \, b^{3} c d^{2} + a b^{2} d^{3}\right )} x^{2} + 8 \,{\left (15 \, b^{3} c^{2} d + 5 \, a b^{2} c d^{2} + a^{2} b d^{3}\right )} x}{280 \,{\left (b^{12} x^{8} + 8 \, a b^{11} x^{7} + 28 \, a^{2} b^{10} x^{6} + 56 \, a^{3} b^{9} x^{5} + 70 \, a^{4} b^{8} x^{4} + 56 \, a^{5} b^{7} x^{3} + 28 \, a^{6} b^{6} x^{2} + 8 \, a^{7} b^{5} x + a^{8} b^{4}\right )}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [B] time = 2.25509, size = 406, normalized size = 4.41 \begin{align*} -\frac{56 \, b^{3} d^{3} x^{3} + 35 \, b^{3} c^{3} + 15 \, a b^{2} c^{2} d + 5 \, a^{2} b c d^{2} + a^{3} d^{3} + 28 \,{\left (5 \, b^{3} c d^{2} + a b^{2} d^{3}\right )} x^{2} + 8 \,{\left (15 \, b^{3} c^{2} d + 5 \, a b^{2} c d^{2} + a^{2} b d^{3}\right )} x}{280 \,{\left (b^{12} x^{8} + 8 \, a b^{11} x^{7} + 28 \, a^{2} b^{10} x^{6} + 56 \, a^{3} b^{9} x^{5} + 70 \, a^{4} b^{8} x^{4} + 56 \, a^{5} b^{7} x^{3} + 28 \, a^{6} b^{6} x^{2} + 8 \, a^{7} b^{5} x + a^{8} b^{4}\right )}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [B] time = 4.83922, size = 206, normalized size = 2.24 \begin{align*} - \frac{a^{3} d^{3} + 5 a^{2} b c d^{2} + 15 a b^{2} c^{2} d + 35 b^{3} c^{3} + 56 b^{3} d^{3} x^{3} + x^{2} \left (28 a b^{2} d^{3} + 140 b^{3} c d^{2}\right ) + x \left (8 a^{2} b d^{3} + 40 a b^{2} c d^{2} + 120 b^{3} c^{2} d\right )}{280 a^{8} b^{4} + 2240 a^{7} b^{5} x + 7840 a^{6} b^{6} x^{2} + 15680 a^{5} b^{7} x^{3} + 19600 a^{4} b^{8} x^{4} + 15680 a^{3} b^{9} x^{5} + 7840 a^{2} b^{10} x^{6} + 2240 a b^{11} x^{7} + 280 b^{12} x^{8}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [A] time = 1.06038, size = 154, normalized size = 1.67 \begin{align*} -\frac{56 \, b^{3} d^{3} x^{3} + 140 \, b^{3} c d^{2} x^{2} + 28 \, a b^{2} d^{3} x^{2} + 120 \, b^{3} c^{2} d x + 40 \, a b^{2} c d^{2} x + 8 \, a^{2} b d^{3} x + 35 \, b^{3} c^{3} + 15 \, a b^{2} c^{2} d + 5 \, a^{2} b c d^{2} + a^{3} d^{3}}{280 \,{\left (b x + a\right )}^{8} b^{4}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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