Integrand size = 19, antiderivative size = 56 \[ \int \frac {(a+b x)^2}{(a c-b c x)^5} \, dx=\frac {a^2}{b c^5 (a-b x)^4}-\frac {4 a}{3 b c^5 (a-b x)^3}+\frac {1}{2 b c^5 (a-b x)^2} \]
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Time = 0.02 (sec) , antiderivative size = 56, normalized size of antiderivative = 1.00, number of steps used = 2, number of rules used = 1, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.053, Rules used = {45} \[ \int \frac {(a+b x)^2}{(a c-b c x)^5} \, dx=\frac {a^2}{b c^5 (a-b x)^4}-\frac {4 a}{3 b c^5 (a-b x)^3}+\frac {1}{2 b c^5 (a-b x)^2} \]
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Rule 45
Rubi steps \begin{align*} \text {integral}& = \int \left (\frac {4 a^2}{c^5 (a-b x)^5}-\frac {4 a}{c^5 (a-b x)^4}+\frac {1}{c^5 (a-b x)^3}\right ) \, dx \\ & = \frac {a^2}{b c^5 (a-b x)^4}-\frac {4 a}{3 b c^5 (a-b x)^3}+\frac {1}{2 b c^5 (a-b x)^2} \\ \end{align*}
Time = 0.01 (sec) , antiderivative size = 35, normalized size of antiderivative = 0.62 \[ \int \frac {(a+b x)^2}{(a c-b c x)^5} \, dx=\frac {a^2+2 a b x+3 b^2 x^2}{6 b c^5 (a-b x)^4} \]
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Time = 0.16 (sec) , antiderivative size = 32, normalized size of antiderivative = 0.57
method | result | size |
risch | \(\frac {\frac {b \,x^{2}}{2}+\frac {a x}{3}+\frac {a^{2}}{6 b}}{c^{5} \left (-b x +a \right )^{4}}\) | \(32\) |
gosper | \(\frac {3 b^{2} x^{2}+2 a b x +a^{2}}{6 \left (-b x +a \right )^{4} c^{5} b}\) | \(34\) |
norman | \(\frac {\frac {a^{2}}{6 b c}+\frac {b \,x^{2}}{2 c}+\frac {a x}{3 c}}{c^{4} \left (-b x +a \right )^{4}}\) | \(41\) |
parallelrisch | \(\frac {3 b^{5} x^{2}+2 a \,b^{4} x +a^{2} b^{3}}{6 b^{4} c^{5} \left (b x -a \right )^{4}}\) | \(41\) |
default | \(\frac {\frac {1}{2 b \left (-b x +a \right )^{2}}+\frac {a^{2}}{b \left (-b x +a \right )^{4}}-\frac {4 a}{3 b \left (-b x +a \right )^{3}}}{c^{5}}\) | \(48\) |
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none
Time = 0.22 (sec) , antiderivative size = 78, normalized size of antiderivative = 1.39 \[ \int \frac {(a+b x)^2}{(a c-b c x)^5} \, dx=\frac {3 \, b^{2} x^{2} + 2 \, a b x + a^{2}}{6 \, {\left (b^{5} c^{5} x^{4} - 4 \, a b^{4} c^{5} x^{3} + 6 \, a^{2} b^{3} c^{5} x^{2} - 4 \, a^{3} b^{2} c^{5} x + a^{4} b c^{5}\right )}} \]
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Time = 0.23 (sec) , antiderivative size = 85, normalized size of antiderivative = 1.52 \[ \int \frac {(a+b x)^2}{(a c-b c x)^5} \, dx=- \frac {- a^{2} - 2 a b x - 3 b^{2} x^{2}}{6 a^{4} b c^{5} - 24 a^{3} b^{2} c^{5} x + 36 a^{2} b^{3} c^{5} x^{2} - 24 a b^{4} c^{5} x^{3} + 6 b^{5} c^{5} x^{4}} \]
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none
Time = 0.19 (sec) , antiderivative size = 78, normalized size of antiderivative = 1.39 \[ \int \frac {(a+b x)^2}{(a c-b c x)^5} \, dx=\frac {3 \, b^{2} x^{2} + 2 \, a b x + a^{2}}{6 \, {\left (b^{5} c^{5} x^{4} - 4 \, a b^{4} c^{5} x^{3} + 6 \, a^{2} b^{3} c^{5} x^{2} - 4 \, a^{3} b^{2} c^{5} x + a^{4} b c^{5}\right )}} \]
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none
Time = 0.29 (sec) , antiderivative size = 64, normalized size of antiderivative = 1.14 \[ \int \frac {(a+b x)^2}{(a c-b c x)^5} \, dx=\frac {\frac {6 \, a^{2}}{{\left (b c x - a c\right )}^{4} b} + \frac {8 \, a}{{\left (b c x - a c\right )}^{3} b c} + \frac {3}{{\left (b c x - a c\right )}^{2} b c^{2}}}{6 \, c} \]
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Time = 0.06 (sec) , antiderivative size = 76, normalized size of antiderivative = 1.36 \[ \int \frac {(a+b x)^2}{(a c-b c x)^5} \, dx=\frac {\frac {a\,x}{3}+\frac {b\,x^2}{2}+\frac {a^2}{6\,b}}{a^4\,c^5-4\,a^3\,b\,c^5\,x+6\,a^2\,b^2\,c^5\,x^2-4\,a\,b^3\,c^5\,x^3+b^4\,c^5\,x^4} \]
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