Integrand size = 17, antiderivative size = 62 \[ \int (d+e x)^4 \left (b x+c x^2\right ) \, dx=\frac {d (c d-b e) (d+e x)^5}{5 e^3}-\frac {(2 c d-b e) (d+e x)^6}{6 e^3}+\frac {c (d+e x)^7}{7 e^3} \]
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Time = 0.05 (sec) , antiderivative size = 62, normalized size of antiderivative = 1.00, number of steps used = 2, number of rules used = 1, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.059, Rules used = {712} \[ \int (d+e x)^4 \left (b x+c x^2\right ) \, dx=-\frac {(d+e x)^6 (2 c d-b e)}{6 e^3}+\frac {d (d+e x)^5 (c d-b e)}{5 e^3}+\frac {c (d+e x)^7}{7 e^3} \]
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Rule 712
Rubi steps \begin{align*} \text {integral}& = \int \left (\frac {d (c d-b e) (d+e x)^4}{e^2}+\frac {(-2 c d+b e) (d+e x)^5}{e^2}+\frac {c (d+e x)^6}{e^2}\right ) \, dx \\ & = \frac {d (c d-b e) (d+e x)^5}{5 e^3}-\frac {(2 c d-b e) (d+e x)^6}{6 e^3}+\frac {c (d+e x)^7}{7 e^3} \\ \end{align*}
Time = 0.02 (sec) , antiderivative size = 99, normalized size of antiderivative = 1.60 \[ \int (d+e x)^4 \left (b x+c x^2\right ) \, dx=\frac {1}{2} b d^4 x^2+\frac {1}{3} d^3 (c d+4 b e) x^3+\frac {1}{2} d^2 e (2 c d+3 b e) x^4+\frac {2}{5} d e^2 (3 c d+2 b e) x^5+\frac {1}{6} e^3 (4 c d+b e) x^6+\frac {1}{7} c e^4 x^7 \]
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Time = 1.98 (sec) , antiderivative size = 97, normalized size of antiderivative = 1.56
method | result | size |
norman | \(\frac {e^{4} c \,x^{7}}{7}+\left (\frac {1}{6} e^{4} b +\frac {2}{3} d \,e^{3} c \right ) x^{6}+\left (\frac {4}{5} b d \,e^{3}+\frac {6}{5} d^{2} e^{2} c \right ) x^{5}+\left (\frac {3}{2} b \,d^{2} e^{2}+d^{3} e c \right ) x^{4}+\left (\frac {4}{3} b \,d^{3} e +\frac {1}{3} c \,d^{4}\right ) x^{3}+\frac {b \,d^{4} x^{2}}{2}\) | \(97\) |
gosper | \(\frac {x^{2} \left (30 e^{4} c \,x^{5}+35 x^{4} e^{4} b +140 x^{4} d \,e^{3} c +168 x^{3} b d \,e^{3}+252 x^{3} d^{2} e^{2} c +315 x^{2} b \,d^{2} e^{2}+210 x^{2} d^{3} e c +280 x b \,d^{3} e +70 x c \,d^{4}+105 b \,d^{4}\right )}{210}\) | \(100\) |
default | \(\frac {e^{4} c \,x^{7}}{7}+\frac {\left (e^{4} b +4 d \,e^{3} c \right ) x^{6}}{6}+\frac {\left (4 b d \,e^{3}+6 d^{2} e^{2} c \right ) x^{5}}{5}+\frac {\left (6 b \,d^{2} e^{2}+4 d^{3} e c \right ) x^{4}}{4}+\frac {\left (4 b \,d^{3} e +c \,d^{4}\right ) x^{3}}{3}+\frac {b \,d^{4} x^{2}}{2}\) | \(100\) |
risch | \(\frac {1}{7} e^{4} c \,x^{7}+\frac {1}{6} x^{6} e^{4} b +\frac {2}{3} x^{6} d \,e^{3} c +\frac {4}{5} x^{5} b d \,e^{3}+\frac {6}{5} x^{5} d^{2} e^{2} c +\frac {3}{2} x^{4} b \,d^{2} e^{2}+x^{4} d^{3} e c +\frac {4}{3} x^{3} b \,d^{3} e +\frac {1}{3} c \,d^{4} x^{3}+\frac {1}{2} b \,d^{4} x^{2}\) | \(101\) |
parallelrisch | \(\frac {1}{7} e^{4} c \,x^{7}+\frac {1}{6} x^{6} e^{4} b +\frac {2}{3} x^{6} d \,e^{3} c +\frac {4}{5} x^{5} b d \,e^{3}+\frac {6}{5} x^{5} d^{2} e^{2} c +\frac {3}{2} x^{4} b \,d^{2} e^{2}+x^{4} d^{3} e c +\frac {4}{3} x^{3} b \,d^{3} e +\frac {1}{3} c \,d^{4} x^{3}+\frac {1}{2} b \,d^{4} x^{2}\) | \(101\) |
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Time = 0.25 (sec) , antiderivative size = 99, normalized size of antiderivative = 1.60 \[ \int (d+e x)^4 \left (b x+c x^2\right ) \, dx=\frac {1}{7} \, c e^{4} x^{7} + \frac {1}{2} \, b d^{4} x^{2} + \frac {1}{6} \, {\left (4 \, c d e^{3} + b e^{4}\right )} x^{6} + \frac {2}{5} \, {\left (3 \, c d^{2} e^{2} + 2 \, b d e^{3}\right )} x^{5} + \frac {1}{2} \, {\left (2 \, c d^{3} e + 3 \, b d^{2} e^{2}\right )} x^{4} + \frac {1}{3} \, {\left (c d^{4} + 4 \, b d^{3} e\right )} x^{3} \]
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Leaf count of result is larger than twice the leaf count of optimal. 107 vs. \(2 (53) = 106\).
Time = 0.04 (sec) , antiderivative size = 107, normalized size of antiderivative = 1.73 \[ \int (d+e x)^4 \left (b x+c x^2\right ) \, dx=\frac {b d^{4} x^{2}}{2} + \frac {c e^{4} x^{7}}{7} + x^{6} \left (\frac {b e^{4}}{6} + \frac {2 c d e^{3}}{3}\right ) + x^{5} \cdot \left (\frac {4 b d e^{3}}{5} + \frac {6 c d^{2} e^{2}}{5}\right ) + x^{4} \cdot \left (\frac {3 b d^{2} e^{2}}{2} + c d^{3} e\right ) + x^{3} \cdot \left (\frac {4 b d^{3} e}{3} + \frac {c d^{4}}{3}\right ) \]
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Time = 0.20 (sec) , antiderivative size = 99, normalized size of antiderivative = 1.60 \[ \int (d+e x)^4 \left (b x+c x^2\right ) \, dx=\frac {1}{7} \, c e^{4} x^{7} + \frac {1}{2} \, b d^{4} x^{2} + \frac {1}{6} \, {\left (4 \, c d e^{3} + b e^{4}\right )} x^{6} + \frac {2}{5} \, {\left (3 \, c d^{2} e^{2} + 2 \, b d e^{3}\right )} x^{5} + \frac {1}{2} \, {\left (2 \, c d^{3} e + 3 \, b d^{2} e^{2}\right )} x^{4} + \frac {1}{3} \, {\left (c d^{4} + 4 \, b d^{3} e\right )} x^{3} \]
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Time = 0.26 (sec) , antiderivative size = 100, normalized size of antiderivative = 1.61 \[ \int (d+e x)^4 \left (b x+c x^2\right ) \, dx=\frac {1}{7} \, c e^{4} x^{7} + \frac {2}{3} \, c d e^{3} x^{6} + \frac {1}{6} \, b e^{4} x^{6} + \frac {6}{5} \, c d^{2} e^{2} x^{5} + \frac {4}{5} \, b d e^{3} x^{5} + c d^{3} e x^{4} + \frac {3}{2} \, b d^{2} e^{2} x^{4} + \frac {1}{3} \, c d^{4} x^{3} + \frac {4}{3} \, b d^{3} e x^{3} + \frac {1}{2} \, b d^{4} x^{2} \]
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Time = 0.05 (sec) , antiderivative size = 91, normalized size of antiderivative = 1.47 \[ \int (d+e x)^4 \left (b x+c x^2\right ) \, dx=x^3\,\left (\frac {c\,d^4}{3}+\frac {4\,b\,e\,d^3}{3}\right )+x^6\,\left (\frac {b\,e^4}{6}+\frac {2\,c\,d\,e^3}{3}\right )+\frac {b\,d^4\,x^2}{2}+\frac {c\,e^4\,x^7}{7}+\frac {d^2\,e\,x^4\,\left (3\,b\,e+2\,c\,d\right )}{2}+\frac {2\,d\,e^2\,x^5\,\left (2\,b\,e+3\,c\,d\right )}{5} \]
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