Integrand size = 24, antiderivative size = 38 \[ \int (d+e x) \left (a^2+2 a b x+b^2 x^2\right )^2 \, dx=\frac {(b d-a e) (a+b x)^5}{5 b^2}+\frac {e (a+b x)^6}{6 b^2} \]
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Time = 0.01 (sec) , antiderivative size = 38, 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 = {27, 45} \[ \int (d+e x) \left (a^2+2 a b x+b^2 x^2\right )^2 \, dx=\frac {(a+b x)^5 (b d-a e)}{5 b^2}+\frac {e (a+b x)^6}{6 b^2} \]
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Rule 27
Rule 45
Rubi steps \begin{align*} \text {integral}& = \int (a+b x)^4 (d+e x) \, dx \\ & = \int \left (\frac {(b d-a e) (a+b x)^4}{b}+\frac {e (a+b x)^5}{b}\right ) \, dx \\ & = \frac {(b d-a e) (a+b x)^5}{5 b^2}+\frac {e (a+b x)^6}{6 b^2} \\ \end{align*}
Leaf count is larger than twice the leaf count of optimal. \(84\) vs. \(2(38)=76\).
Time = 0.01 (sec) , antiderivative size = 84, normalized size of antiderivative = 2.21 \[ \int (d+e x) \left (a^2+2 a b x+b^2 x^2\right )^2 \, dx=\frac {1}{30} x \left (15 a^4 (2 d+e x)+20 a^3 b x (3 d+2 e x)+15 a^2 b^2 x^2 (4 d+3 e x)+6 a b^3 x^3 (5 d+4 e x)+b^4 x^4 (6 d+5 e x)\right ) \]
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Leaf count of result is larger than twice the leaf count of optimal. \(93\) vs. \(2(34)=68\).
Time = 2.23 (sec) , antiderivative size = 94, normalized size of antiderivative = 2.47
method | result | size |
norman | \(\frac {e \,b^{4} x^{6}}{6}+\left (\frac {4}{5} e a \,b^{3}+\frac {1}{5} d \,b^{4}\right ) x^{5}+\left (\frac {3}{2} a^{2} e \,b^{2}+a \,b^{3} d \right ) x^{4}+\left (\frac {4}{3} a^{3} b e +2 a^{2} b^{2} d \right ) x^{3}+\left (\frac {1}{2} e \,a^{4}+2 d \,a^{3} b \right ) x^{2}+a^{4} d x\) | \(94\) |
default | \(\frac {e \,b^{4} x^{6}}{6}+\frac {\left (4 e a \,b^{3}+d \,b^{4}\right ) x^{5}}{5}+\frac {\left (6 a^{2} e \,b^{2}+4 a \,b^{3} d \right ) x^{4}}{4}+\frac {\left (4 a^{3} b e +6 a^{2} b^{2} d \right ) x^{3}}{3}+\frac {\left (e \,a^{4}+4 d \,a^{3} b \right ) x^{2}}{2}+a^{4} d x\) | \(97\) |
gosper | \(\frac {x \left (5 e \,b^{4} x^{5}+24 x^{4} e a \,b^{3}+6 x^{4} d \,b^{4}+45 a^{2} b^{2} e \,x^{3}+30 a \,b^{3} d \,x^{3}+40 a^{3} b e \,x^{2}+60 x^{2} a^{2} b^{2} d +15 a^{4} e x +60 x d \,a^{3} b +30 a^{4} d \right )}{30}\) | \(98\) |
risch | \(\frac {1}{6} e \,b^{4} x^{6}+\frac {4}{5} a \,b^{3} e \,x^{5}+\frac {1}{5} b^{4} d \,x^{5}+\frac {3}{2} a^{2} b^{2} e \,x^{4}+a \,b^{3} d \,x^{4}+\frac {4}{3} a^{3} b e \,x^{3}+2 x^{3} a^{2} b^{2} d +\frac {1}{2} a^{4} e \,x^{2}+2 a^{3} b d \,x^{2}+a^{4} d x\) | \(98\) |
parallelrisch | \(\frac {1}{6} e \,b^{4} x^{6}+\frac {4}{5} a \,b^{3} e \,x^{5}+\frac {1}{5} b^{4} d \,x^{5}+\frac {3}{2} a^{2} b^{2} e \,x^{4}+a \,b^{3} d \,x^{4}+\frac {4}{3} a^{3} b e \,x^{3}+2 x^{3} a^{2} b^{2} d +\frac {1}{2} a^{4} e \,x^{2}+2 a^{3} b d \,x^{2}+a^{4} d x\) | \(98\) |
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Leaf count of result is larger than twice the leaf count of optimal. 96 vs. \(2 (34) = 68\).
Time = 0.26 (sec) , antiderivative size = 96, normalized size of antiderivative = 2.53 \[ \int (d+e x) \left (a^2+2 a b x+b^2 x^2\right )^2 \, dx=\frac {1}{6} \, b^{4} e x^{6} + a^{4} d x + \frac {1}{5} \, {\left (b^{4} d + 4 \, a b^{3} e\right )} x^{5} + \frac {1}{2} \, {\left (2 \, a b^{3} d + 3 \, a^{2} b^{2} e\right )} x^{4} + \frac {2}{3} \, {\left (3 \, a^{2} b^{2} d + 2 \, a^{3} b e\right )} x^{3} + \frac {1}{2} \, {\left (4 \, a^{3} b d + a^{4} e\right )} x^{2} \]
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Leaf count of result is larger than twice the leaf count of optimal. 100 vs. \(2 (32) = 64\).
Time = 0.03 (sec) , antiderivative size = 100, normalized size of antiderivative = 2.63 \[ \int (d+e x) \left (a^2+2 a b x+b^2 x^2\right )^2 \, dx=a^{4} d x + \frac {b^{4} e x^{6}}{6} + x^{5} \cdot \left (\frac {4 a b^{3} e}{5} + \frac {b^{4} d}{5}\right ) + x^{4} \cdot \left (\frac {3 a^{2} b^{2} e}{2} + a b^{3} d\right ) + x^{3} \cdot \left (\frac {4 a^{3} b e}{3} + 2 a^{2} b^{2} d\right ) + x^{2} \left (\frac {a^{4} e}{2} + 2 a^{3} b d\right ) \]
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Leaf count of result is larger than twice the leaf count of optimal. 96 vs. \(2 (34) = 68\).
Time = 0.19 (sec) , antiderivative size = 96, normalized size of antiderivative = 2.53 \[ \int (d+e x) \left (a^2+2 a b x+b^2 x^2\right )^2 \, dx=\frac {1}{6} \, b^{4} e x^{6} + a^{4} d x + \frac {1}{5} \, {\left (b^{4} d + 4 \, a b^{3} e\right )} x^{5} + \frac {1}{2} \, {\left (2 \, a b^{3} d + 3 \, a^{2} b^{2} e\right )} x^{4} + \frac {2}{3} \, {\left (3 \, a^{2} b^{2} d + 2 \, a^{3} b e\right )} x^{3} + \frac {1}{2} \, {\left (4 \, a^{3} b d + a^{4} e\right )} x^{2} \]
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Leaf count of result is larger than twice the leaf count of optimal. 97 vs. \(2 (34) = 68\).
Time = 0.27 (sec) , antiderivative size = 97, normalized size of antiderivative = 2.55 \[ \int (d+e x) \left (a^2+2 a b x+b^2 x^2\right )^2 \, dx=\frac {1}{6} \, b^{4} e x^{6} + \frac {1}{5} \, b^{4} d x^{5} + \frac {4}{5} \, a b^{3} e x^{5} + a b^{3} d x^{4} + \frac {3}{2} \, a^{2} b^{2} e x^{4} + 2 \, a^{2} b^{2} d x^{3} + \frac {4}{3} \, a^{3} b e x^{3} + 2 \, a^{3} b d x^{2} + \frac {1}{2} \, a^{4} e x^{2} + a^{4} d x \]
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Time = 9.62 (sec) , antiderivative size = 88, normalized size of antiderivative = 2.32 \[ \int (d+e x) \left (a^2+2 a b x+b^2 x^2\right )^2 \, dx=x^2\,\left (\frac {e\,a^4}{2}+2\,b\,d\,a^3\right )+x^5\,\left (\frac {d\,b^4}{5}+\frac {4\,a\,e\,b^3}{5}\right )+\frac {b^4\,e\,x^6}{6}+a^4\,d\,x+\frac {2\,a^2\,b\,x^3\,\left (2\,a\,e+3\,b\,d\right )}{3}+\frac {a\,b^2\,x^4\,\left (3\,a\,e+2\,b\,d\right )}{2} \]
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