Integrand size = 24, antiderivative size = 100 \[ \int \frac {\left (a+b x+c x^2\right )^3}{(b d+2 c d x)^7} \, dx=\frac {\left (b^2-4 a c\right )^3}{768 c^4 d^7 (b+2 c x)^6}-\frac {3 \left (b^2-4 a c\right )^2}{512 c^4 d^7 (b+2 c x)^4}+\frac {3 \left (b^2-4 a c\right )}{256 c^4 d^7 (b+2 c x)^2}+\frac {\log (b+2 c x)}{128 c^4 d^7} \]
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Time = 0.06 (sec) , antiderivative size = 100, normalized size of antiderivative = 1.00, number of steps used = 2, number of rules used = 1, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.042, Rules used = {697} \[ \int \frac {\left (a+b x+c x^2\right )^3}{(b d+2 c d x)^7} \, dx=\frac {\left (b^2-4 a c\right )^3}{768 c^4 d^7 (b+2 c x)^6}-\frac {3 \left (b^2-4 a c\right )^2}{512 c^4 d^7 (b+2 c x)^4}+\frac {3 \left (b^2-4 a c\right )}{256 c^4 d^7 (b+2 c x)^2}+\frac {\log (b+2 c x)}{128 c^4 d^7} \]
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Rule 697
Rubi steps \begin{align*} \text {integral}& = \int \left (\frac {\left (-b^2+4 a c\right )^3}{64 c^3 d^7 (b+2 c x)^7}+\frac {3 \left (-b^2+4 a c\right )^2}{64 c^3 d^7 (b+2 c x)^5}+\frac {3 \left (-b^2+4 a c\right )}{64 c^3 d^7 (b+2 c x)^3}+\frac {1}{64 c^3 d^7 (b+2 c x)}\right ) \, dx \\ & = \frac {\left (b^2-4 a c\right )^3}{768 c^4 d^7 (b+2 c x)^6}-\frac {3 \left (b^2-4 a c\right )^2}{512 c^4 d^7 (b+2 c x)^4}+\frac {3 \left (b^2-4 a c\right )}{256 c^4 d^7 (b+2 c x)^2}+\frac {\log (b+2 c x)}{128 c^4 d^7} \\ \end{align*}
Time = 0.05 (sec) , antiderivative size = 78, normalized size of antiderivative = 0.78 \[ \int \frac {\left (a+b x+c x^2\right )^3}{(b d+2 c d x)^7} \, dx=\frac {\frac {2 \left (b^2-4 a c\right )^3}{(b+2 c x)^6}-\frac {9 \left (b^2-4 a c\right )^2}{(b+2 c x)^4}+\frac {18 \left (b^2-4 a c\right )}{(b+2 c x)^2}+12 \log (b+2 c x)}{1536 c^4 d^7} \]
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Time = 2.35 (sec) , antiderivative size = 120, normalized size of antiderivative = 1.20
method | result | size |
default | \(\frac {-\frac {48 a^{2} c^{2}-24 a \,b^{2} c +3 b^{4}}{512 c^{4} \left (2 c x +b \right )^{4}}+\frac {\ln \left (2 c x +b \right )}{128 c^{4}}-\frac {64 c^{3} a^{3}-48 a^{2} b^{2} c^{2}+12 a \,b^{4} c -b^{6}}{768 c^{4} \left (2 c x +b \right )^{6}}-\frac {12 a c -3 b^{2}}{256 c^{4} \left (2 c x +b \right )^{2}}}{d^{7}}\) | \(120\) |
risch | \(\frac {\left (-\frac {3 a c}{4}+\frac {3 b^{2}}{16}\right ) x^{4}-\frac {3 b \left (4 a c -b^{2}\right ) x^{3}}{8 c}-\frac {3 \left (16 a^{2} c^{2}+40 a \,b^{2} c -11 b^{4}\right ) x^{2}}{128 c^{2}}-\frac {3 b \left (16 a^{2} c^{2}+8 a \,b^{2} c -3 b^{4}\right ) x}{128 c^{3}}-\frac {128 c^{3} a^{3}+48 a^{2} b^{2} c^{2}+24 a \,b^{4} c -11 b^{6}}{1536 c^{4}}}{d^{7} \left (2 c x +b \right )^{6}}+\frac {\ln \left (2 c x +b \right )}{128 c^{4} d^{7}}\) | \(157\) |
norman | \(\frac {-\frac {128 a^{3} c^{5}+48 b^{2} c^{4} a^{2}+24 a \,b^{4} c^{3}-11 c^{2} b^{6}}{1536 c^{6} d}-\frac {3 \left (4 c^{3} a -b^{2} c^{2}\right ) x^{4}}{16 c^{2} d}-\frac {3 \left (16 a^{2} c^{4}+40 b^{2} c^{3} a -11 b^{4} c^{2}\right ) x^{2}}{128 c^{4} d}-\frac {b \left (12 c^{3} a -3 b^{2} c^{2}\right ) x^{3}}{8 c^{3} d}-\frac {3 b \left (16 a^{2} c^{4}+8 b^{2} c^{3} a -3 b^{4} c^{2}\right ) x}{128 c^{5} d}}{d^{6} \left (2 c x +b \right )^{6}}+\frac {\ln \left (2 c x +b \right )}{128 c^{4} d^{7}}\) | \(201\) |
parallelrisch | \(\frac {11 c^{2} b^{6}+396 x^{2} b^{4} c^{4}-288 x a \,b^{3} c^{4}-48 b^{2} c^{4} a^{2}-128 a^{3} c^{5}-24 a \,b^{4} c^{3}+576 x^{3} b^{3} c^{5}-1152 x^{4} a \,c^{7}+288 x^{4} b^{2} c^{6}+768 \ln \left (\frac {b}{2}+c x \right ) x^{6} c^{8}+12 \ln \left (\frac {b}{2}+c x \right ) b^{6} c^{2}+108 x \,b^{5} c^{3}-576 x^{2} a^{2} c^{6}-576 x \,a^{2} b \,c^{5}-1440 x^{2} a \,b^{2} c^{5}-2304 x^{3} a b \,c^{6}+2304 \ln \left (\frac {b}{2}+c x \right ) x^{5} b \,c^{7}+2880 \ln \left (\frac {b}{2}+c x \right ) x^{4} b^{2} c^{6}+1920 \ln \left (\frac {b}{2}+c x \right ) x^{3} b^{3} c^{5}+720 \ln \left (\frac {b}{2}+c x \right ) x^{2} b^{4} c^{4}+144 \ln \left (\frac {b}{2}+c x \right ) x \,b^{5} c^{3}}{1536 c^{6} d^{7} \left (2 c x +b \right )^{6}}\) | \(281\) |
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Leaf count of result is larger than twice the leaf count of optimal. 292 vs. \(2 (92) = 184\).
Time = 0.26 (sec) , antiderivative size = 292, normalized size of antiderivative = 2.92 \[ \int \frac {\left (a+b x+c x^2\right )^3}{(b d+2 c d x)^7} \, dx=\frac {11 \, b^{6} - 24 \, a b^{4} c - 48 \, a^{2} b^{2} c^{2} - 128 \, a^{3} c^{3} + 288 \, {\left (b^{2} c^{4} - 4 \, a c^{5}\right )} x^{4} + 576 \, {\left (b^{3} c^{3} - 4 \, a b c^{4}\right )} x^{3} + 36 \, {\left (11 \, b^{4} c^{2} - 40 \, a b^{2} c^{3} - 16 \, a^{2} c^{4}\right )} x^{2} + 36 \, {\left (3 \, b^{5} c - 8 \, a b^{3} c^{2} - 16 \, a^{2} b c^{3}\right )} x + 12 \, {\left (64 \, c^{6} x^{6} + 192 \, b c^{5} x^{5} + 240 \, b^{2} c^{4} x^{4} + 160 \, b^{3} c^{3} x^{3} + 60 \, b^{4} c^{2} x^{2} + 12 \, b^{5} c x + b^{6}\right )} \log \left (2 \, c x + b\right )}{1536 \, {\left (64 \, c^{10} d^{7} x^{6} + 192 \, b c^{9} d^{7} x^{5} + 240 \, b^{2} c^{8} d^{7} x^{4} + 160 \, b^{3} c^{7} d^{7} x^{3} + 60 \, b^{4} c^{6} d^{7} x^{2} + 12 \, b^{5} c^{5} d^{7} x + b^{6} c^{4} d^{7}\right )}} \]
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Leaf count of result is larger than twice the leaf count of optimal. 245 vs. \(2 (100) = 200\).
Time = 4.52 (sec) , antiderivative size = 245, normalized size of antiderivative = 2.45 \[ \int \frac {\left (a+b x+c x^2\right )^3}{(b d+2 c d x)^7} \, dx=\frac {- 128 a^{3} c^{3} - 48 a^{2} b^{2} c^{2} - 24 a b^{4} c + 11 b^{6} + x^{4} \left (- 1152 a c^{5} + 288 b^{2} c^{4}\right ) + x^{3} \left (- 2304 a b c^{4} + 576 b^{3} c^{3}\right ) + x^{2} \left (- 576 a^{2} c^{4} - 1440 a b^{2} c^{3} + 396 b^{4} c^{2}\right ) + x \left (- 576 a^{2} b c^{3} - 288 a b^{3} c^{2} + 108 b^{5} c\right )}{1536 b^{6} c^{4} d^{7} + 18432 b^{5} c^{5} d^{7} x + 92160 b^{4} c^{6} d^{7} x^{2} + 245760 b^{3} c^{7} d^{7} x^{3} + 368640 b^{2} c^{8} d^{7} x^{4} + 294912 b c^{9} d^{7} x^{5} + 98304 c^{10} d^{7} x^{6}} + \frac {\log {\left (b + 2 c x \right )}}{128 c^{4} d^{7}} \]
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Leaf count of result is larger than twice the leaf count of optimal. 238 vs. \(2 (92) = 184\).
Time = 0.21 (sec) , antiderivative size = 238, normalized size of antiderivative = 2.38 \[ \int \frac {\left (a+b x+c x^2\right )^3}{(b d+2 c d x)^7} \, dx=\frac {11 \, b^{6} - 24 \, a b^{4} c - 48 \, a^{2} b^{2} c^{2} - 128 \, a^{3} c^{3} + 288 \, {\left (b^{2} c^{4} - 4 \, a c^{5}\right )} x^{4} + 576 \, {\left (b^{3} c^{3} - 4 \, a b c^{4}\right )} x^{3} + 36 \, {\left (11 \, b^{4} c^{2} - 40 \, a b^{2} c^{3} - 16 \, a^{2} c^{4}\right )} x^{2} + 36 \, {\left (3 \, b^{5} c - 8 \, a b^{3} c^{2} - 16 \, a^{2} b c^{3}\right )} x}{1536 \, {\left (64 \, c^{10} d^{7} x^{6} + 192 \, b c^{9} d^{7} x^{5} + 240 \, b^{2} c^{8} d^{7} x^{4} + 160 \, b^{3} c^{7} d^{7} x^{3} + 60 \, b^{4} c^{6} d^{7} x^{2} + 12 \, b^{5} c^{5} d^{7} x + b^{6} c^{4} d^{7}\right )}} + \frac {\log \left (2 \, c x + b\right )}{128 \, c^{4} d^{7}} \]
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Time = 0.28 (sec) , antiderivative size = 163, normalized size of antiderivative = 1.63 \[ \int \frac {\left (a+b x+c x^2\right )^3}{(b d+2 c d x)^7} \, dx=\frac {\log \left ({\left | 2 \, c x + b \right |}\right )}{128 \, c^{4} d^{7}} + \frac {11 \, b^{6} - 24 \, a b^{4} c - 48 \, a^{2} b^{2} c^{2} - 128 \, a^{3} c^{3} + 288 \, {\left (b^{2} c^{4} - 4 \, a c^{5}\right )} x^{4} + 576 \, {\left (b^{3} c^{3} - 4 \, a b c^{4}\right )} x^{3} + 36 \, {\left (11 \, b^{4} c^{2} - 40 \, a b^{2} c^{3} - 16 \, a^{2} c^{4}\right )} x^{2} + 36 \, {\left (3 \, b^{5} c - 8 \, a b^{3} c^{2} - 16 \, a^{2} b c^{3}\right )} x}{1536 \, {\left (2 \, c x + b\right )}^{6} c^{4} d^{7}} \]
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Time = 9.67 (sec) , antiderivative size = 229, normalized size of antiderivative = 2.29 \[ \int \frac {\left (a+b x+c x^2\right )^3}{(b d+2 c d x)^7} \, dx=\frac {\ln \left (b+2\,c\,x\right )}{128\,c^4\,d^7}-\frac {\frac {128\,a^3\,c^3+48\,a^2\,b^2\,c^2+24\,a\,b^4\,c-11\,b^6}{1536\,c^4}+x^4\,\left (\frac {3\,a\,c}{4}-\frac {3\,b^2}{16}\right )+\frac {3\,x^2\,\left (16\,a^2\,c^2+40\,a\,b^2\,c-11\,b^4\right )}{128\,c^2}+\frac {3\,x\,\left (16\,a^2\,b\,c^2+8\,a\,b^3\,c-3\,b^5\right )}{128\,c^3}-\frac {3\,x^3\,\left (b^3-4\,a\,b\,c\right )}{8\,c}}{b^6\,d^7+12\,b^5\,c\,d^7\,x+60\,b^4\,c^2\,d^7\,x^2+160\,b^3\,c^3\,d^7\,x^3+240\,b^2\,c^4\,d^7\,x^4+192\,b\,c^5\,d^7\,x^5+64\,c^6\,d^7\,x^6} \]
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