Integrand size = 24, antiderivative size = 73 \[ \int \frac {(b d+2 c d x)^5}{\left (a+b x+c x^2\right )^3} \, dx=-\frac {d^5 (b+2 c x)^4}{2 \left (a+b x+c x^2\right )^2}-\frac {4 c d^5 (b+2 c x)^2}{a+b x+c x^2}+16 c^2 d^5 \log \left (a+b x+c x^2\right ) \]
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Time = 0.03 (sec) , antiderivative size = 73, normalized size of antiderivative = 1.00, number of steps used = 3, number of rules used = 2, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.083, Rules used = {700, 642} \[ \int \frac {(b d+2 c d x)^5}{\left (a+b x+c x^2\right )^3} \, dx=16 c^2 d^5 \log \left (a+b x+c x^2\right )-\frac {4 c d^5 (b+2 c x)^2}{a+b x+c x^2}-\frac {d^5 (b+2 c x)^4}{2 \left (a+b x+c x^2\right )^2} \]
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Rule 642
Rule 700
Rubi steps \begin{align*} \text {integral}& = -\frac {d^5 (b+2 c x)^4}{2 \left (a+b x+c x^2\right )^2}+\left (4 c d^2\right ) \int \frac {(b d+2 c d x)^3}{\left (a+b x+c x^2\right )^2} \, dx \\ & = -\frac {d^5 (b+2 c x)^4}{2 \left (a+b x+c x^2\right )^2}-\frac {4 c d^5 (b+2 c x)^2}{a+b x+c x^2}+\left (16 c^2 d^4\right ) \int \frac {b d+2 c d x}{a+b x+c x^2} \, dx \\ & = -\frac {d^5 (b+2 c x)^4}{2 \left (a+b x+c x^2\right )^2}-\frac {4 c d^5 (b+2 c x)^2}{a+b x+c x^2}+16 c^2 d^5 \log \left (a+b x+c x^2\right ) \\ \end{align*}
Time = 0.04 (sec) , antiderivative size = 65, normalized size of antiderivative = 0.89 \[ \int \frac {(b d+2 c d x)^5}{\left (a+b x+c x^2\right )^3} \, dx=d^5 \left (-\frac {\left (b^2-4 a c\right ) \left (b^2+16 b c x+4 c \left (3 a+4 c x^2\right )\right )}{2 (a+x (b+c x))^2}+16 c^2 \log (a+x (b+c x))\right ) \]
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Time = 2.52 (sec) , antiderivative size = 89, normalized size of antiderivative = 1.22
method | result | size |
default | \(d^{5} \left (\frac {8 c^{2} \left (4 a c -b^{2}\right ) x^{2}+8 b c \left (4 a c -b^{2}\right ) x +24 a^{2} c^{2}-4 a \,b^{2} c -\frac {b^{4}}{2}}{\left (c \,x^{2}+b x +a \right )^{2}}+16 c^{2} \ln \left (c \,x^{2}+b x +a \right )\right )\) | \(89\) |
risch | \(\frac {8 d^{5} c^{2} \left (4 a c -b^{2}\right ) x^{2}+8 b c \,d^{5} \left (4 a c -b^{2}\right ) x +\frac {d^{5} \left (48 a^{2} c^{2}-8 a \,b^{2} c -b^{4}\right )}{2}}{\left (c \,x^{2}+b x +a \right )^{2}}+16 c^{2} d^{5} \ln \left (c \,x^{2}+b x +a \right )\) | \(100\) |
norman | \(\frac {\frac {\left (32 a \,c^{5} d^{5}-8 c^{4} b^{2} d^{5}\right ) x^{2}}{c^{2}}+\frac {48 a^{2} d^{5} c^{4}-8 a \,b^{2} c^{3} d^{5}-b^{4} c^{2} d^{5}}{2 c^{2}}+\frac {2 b \left (16 a \,c^{4} d^{5}-4 b^{2} c^{3} d^{5}\right ) x}{c^{2}}}{\left (c \,x^{2}+b x +a \right )^{2}}+16 c^{2} d^{5} \ln \left (c \,x^{2}+b x +a \right )\) | \(131\) |
parallelrisch | \(\frac {32 \ln \left (c \,x^{2}+b x +a \right ) x^{4} c^{6} d^{5}+64 \ln \left (c \,x^{2}+b x +a \right ) x^{3} b \,c^{5} d^{5}+64 \ln \left (c \,x^{2}+b x +a \right ) x^{2} a \,c^{5} d^{5}+32 \ln \left (c \,x^{2}+b x +a \right ) x^{2} b^{2} c^{4} d^{5}+64 \ln \left (c \,x^{2}+b x +a \right ) x a b \,c^{4} d^{5}+64 x^{2} a \,c^{5} d^{5}-16 x^{2} b^{2} c^{4} d^{5}+32 \ln \left (c \,x^{2}+b x +a \right ) a^{2} c^{4} d^{5}+64 x a b \,c^{4} d^{5}-16 x \,b^{3} c^{3} d^{5}+48 a^{2} d^{5} c^{4}-8 a \,b^{2} c^{3} d^{5}-b^{4} c^{2} d^{5}}{2 c^{2} \left (c \,x^{2}+b x +a \right )^{2}}\) | \(239\) |
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Leaf count of result is larger than twice the leaf count of optimal. 182 vs. \(2 (71) = 142\).
Time = 0.27 (sec) , antiderivative size = 182, normalized size of antiderivative = 2.49 \[ \int \frac {(b d+2 c d x)^5}{\left (a+b x+c x^2\right )^3} \, dx=-\frac {16 \, {\left (b^{2} c^{2} - 4 \, a c^{3}\right )} d^{5} x^{2} + 16 \, {\left (b^{3} c - 4 \, a b c^{2}\right )} d^{5} x + {\left (b^{4} + 8 \, a b^{2} c - 48 \, a^{2} c^{2}\right )} d^{5} - 32 \, {\left (c^{4} d^{5} x^{4} + 2 \, b c^{3} d^{5} x^{3} + 2 \, a b c^{2} d^{5} x + a^{2} c^{2} d^{5} + {\left (b^{2} c^{2} + 2 \, a c^{3}\right )} d^{5} x^{2}\right )} \log \left (c x^{2} + b x + a\right )}{2 \, {\left (c^{2} x^{4} + 2 \, b c x^{3} + 2 \, a b x + {\left (b^{2} + 2 \, a c\right )} x^{2} + a^{2}\right )}} \]
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Leaf count of result is larger than twice the leaf count of optimal. 141 vs. \(2 (70) = 140\).
Time = 2.12 (sec) , antiderivative size = 141, normalized size of antiderivative = 1.93 \[ \int \frac {(b d+2 c d x)^5}{\left (a+b x+c x^2\right )^3} \, dx=16 c^{2} d^{5} \log {\left (a + b x + c x^{2} \right )} + \frac {48 a^{2} c^{2} d^{5} - 8 a b^{2} c d^{5} - b^{4} d^{5} + x^{2} \cdot \left (64 a c^{3} d^{5} - 16 b^{2} c^{2} d^{5}\right ) + x \left (64 a b c^{2} d^{5} - 16 b^{3} c d^{5}\right )}{2 a^{2} + 4 a b x + 4 b c x^{3} + 2 c^{2} x^{4} + x^{2} \cdot \left (4 a c + 2 b^{2}\right )} \]
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Time = 0.19 (sec) , antiderivative size = 124, normalized size of antiderivative = 1.70 \[ \int \frac {(b d+2 c d x)^5}{\left (a+b x+c x^2\right )^3} \, dx=16 \, c^{2} d^{5} \log \left (c x^{2} + b x + a\right ) - \frac {16 \, {\left (b^{2} c^{2} - 4 \, a c^{3}\right )} d^{5} x^{2} + 16 \, {\left (b^{3} c - 4 \, a b c^{2}\right )} d^{5} x + {\left (b^{4} + 8 \, a b^{2} c - 48 \, a^{2} c^{2}\right )} d^{5}}{2 \, {\left (c^{2} x^{4} + 2 \, b c x^{3} + 2 \, a b x + {\left (b^{2} + 2 \, a c\right )} x^{2} + a^{2}\right )}} \]
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Time = 0.28 (sec) , antiderivative size = 110, normalized size of antiderivative = 1.51 \[ \int \frac {(b d+2 c d x)^5}{\left (a+b x+c x^2\right )^3} \, dx=16 \, c^{2} d^{5} \log \left (c x^{2} + b x + a\right ) - \frac {b^{4} d^{5} + 8 \, a b^{2} c d^{5} - 48 \, a^{2} c^{2} d^{5} + 16 \, {\left (b^{2} c^{2} d^{5} - 4 \, a c^{3} d^{5}\right )} x^{2} + 16 \, {\left (b^{3} c d^{5} - 4 \, a b c^{2} d^{5}\right )} x}{2 \, {\left (c x^{2} + b x + a\right )}^{2}} \]
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Time = 9.39 (sec) , antiderivative size = 136, normalized size of antiderivative = 1.86 \[ \int \frac {(b d+2 c d x)^5}{\left (a+b x+c x^2\right )^3} \, dx=\frac {x^2\,\left (32\,a\,c^3\,d^5-8\,b^2\,c^2\,d^5\right )-\frac {b^4\,d^5}{2}+8\,b\,x\,\left (4\,a\,c^2\,d^5-b^2\,c\,d^5\right )+24\,a^2\,c^2\,d^5-4\,a\,b^2\,c\,d^5}{x^2\,\left (b^2+2\,a\,c\right )+a^2+c^2\,x^4+2\,a\,b\,x+2\,b\,c\,x^3}+16\,c^2\,d^5\,\ln \left (c\,x^2+b\,x+a\right ) \]
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