Integrand size = 14, antiderivative size = 33 \[ \int x^4 (a+b x) (A+B x) \, dx=\frac {1}{5} a A x^5+\frac {1}{6} (A b+a B) x^6+\frac {1}{7} b B x^7 \]
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Time = 0.03 (sec) , antiderivative size = 33, normalized size of antiderivative = 1.00, number of steps used = 2, number of rules used = 1, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.071, Rules used = {77} \[ \int x^4 (a+b x) (A+B x) \, dx=\frac {1}{6} x^6 (a B+A b)+\frac {1}{5} a A x^5+\frac {1}{7} b B x^7 \]
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Rule 77
Rubi steps \begin{align*} \text {integral}& = \int \left (a A x^4+(A b+a B) x^5+b B x^6\right ) \, dx \\ & = \frac {1}{5} a A x^5+\frac {1}{6} (A b+a B) x^6+\frac {1}{7} b B x^7 \\ \end{align*}
Time = 0.00 (sec) , antiderivative size = 33, normalized size of antiderivative = 1.00 \[ \int x^4 (a+b x) (A+B x) \, dx=\frac {1}{5} a A x^5+\frac {1}{6} (A b+a B) x^6+\frac {1}{7} b B x^7 \]
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Time = 0.02 (sec) , antiderivative size = 28, normalized size of antiderivative = 0.85
method | result | size |
default | \(\frac {a A \,x^{5}}{5}+\frac {\left (A b +B a \right ) x^{6}}{6}+\frac {b B \,x^{7}}{7}\) | \(28\) |
norman | \(\frac {b B \,x^{7}}{7}+\left (\frac {A b}{6}+\frac {B a}{6}\right ) x^{6}+\frac {a A \,x^{5}}{5}\) | \(29\) |
gosper | \(\frac {1}{7} b B \,x^{7}+\frac {1}{6} x^{6} A b +\frac {1}{6} x^{6} B a +\frac {1}{5} a A \,x^{5}\) | \(30\) |
risch | \(\frac {1}{7} b B \,x^{7}+\frac {1}{6} x^{6} A b +\frac {1}{6} x^{6} B a +\frac {1}{5} a A \,x^{5}\) | \(30\) |
parallelrisch | \(\frac {1}{7} b B \,x^{7}+\frac {1}{6} x^{6} A b +\frac {1}{6} x^{6} B a +\frac {1}{5} a A \,x^{5}\) | \(30\) |
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none
Time = 0.21 (sec) , antiderivative size = 27, normalized size of antiderivative = 0.82 \[ \int x^4 (a+b x) (A+B x) \, dx=\frac {1}{7} \, B b x^{7} + \frac {1}{5} \, A a x^{5} + \frac {1}{6} \, {\left (B a + A b\right )} x^{6} \]
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Time = 0.02 (sec) , antiderivative size = 29, normalized size of antiderivative = 0.88 \[ \int x^4 (a+b x) (A+B x) \, dx=\frac {A a x^{5}}{5} + \frac {B b x^{7}}{7} + x^{6} \left (\frac {A b}{6} + \frac {B a}{6}\right ) \]
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none
Time = 0.20 (sec) , antiderivative size = 27, normalized size of antiderivative = 0.82 \[ \int x^4 (a+b x) (A+B x) \, dx=\frac {1}{7} \, B b x^{7} + \frac {1}{5} \, A a x^{5} + \frac {1}{6} \, {\left (B a + A b\right )} x^{6} \]
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none
Time = 0.28 (sec) , antiderivative size = 29, normalized size of antiderivative = 0.88 \[ \int x^4 (a+b x) (A+B x) \, dx=\frac {1}{7} \, B b x^{7} + \frac {1}{6} \, B a x^{6} + \frac {1}{6} \, A b x^{6} + \frac {1}{5} \, A a x^{5} \]
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Time = 0.04 (sec) , antiderivative size = 28, normalized size of antiderivative = 0.85 \[ \int x^4 (a+b x) (A+B x) \, dx=\frac {B\,b\,x^7}{7}+\left (\frac {A\,b}{6}+\frac {B\,a}{6}\right )\,x^6+\frac {A\,a\,x^5}{5} \]
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