Integrand size = 28, antiderivative size = 209 \[ \int \frac {(d+e x)^4}{\left (a^2+2 a b x+b^2 x^2\right )^{5/2}} \, dx=-\frac {4 e^3 (b d-a e)}{b^5 \sqrt {a^2+2 a b x+b^2 x^2}}-\frac {(b d-a e)^4}{4 b^5 (a+b x)^3 \sqrt {a^2+2 a b x+b^2 x^2}}-\frac {4 e (b d-a e)^3}{3 b^5 (a+b x)^2 \sqrt {a^2+2 a b x+b^2 x^2}}-\frac {3 e^2 (b d-a e)^2}{b^5 (a+b x) \sqrt {a^2+2 a b x+b^2 x^2}}+\frac {e^4 (a+b x) \log (a+b x)}{b^5 \sqrt {a^2+2 a b x+b^2 x^2}} \]
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Time = 0.09 (sec) , antiderivative size = 209, normalized size of antiderivative = 1.00, number of steps used = 3, number of rules used = 2, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.071, Rules used = {660, 45} \[ \int \frac {(d+e x)^4}{\left (a^2+2 a b x+b^2 x^2\right )^{5/2}} \, dx=-\frac {4 e^3 (b d-a e)}{b^5 \sqrt {a^2+2 a b x+b^2 x^2}}-\frac {3 e^2 (b d-a e)^2}{b^5 (a+b x) \sqrt {a^2+2 a b x+b^2 x^2}}-\frac {4 e (b d-a e)^3}{3 b^5 (a+b x)^2 \sqrt {a^2+2 a b x+b^2 x^2}}-\frac {(b d-a e)^4}{4 b^5 (a+b x)^3 \sqrt {a^2+2 a b x+b^2 x^2}}+\frac {e^4 (a+b x) \log (a+b x)}{b^5 \sqrt {a^2+2 a b x+b^2 x^2}} \]
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Rule 45
Rule 660
Rubi steps \begin{align*} \text {integral}& = \frac {\left (b^4 \left (a b+b^2 x\right )\right ) \int \frac {(d+e x)^4}{\left (a b+b^2 x\right )^5} \, dx}{\sqrt {a^2+2 a b x+b^2 x^2}} \\ & = \frac {\left (b^4 \left (a b+b^2 x\right )\right ) \int \left (\frac {(b d-a e)^4}{b^9 (a+b x)^5}+\frac {4 e (b d-a e)^3}{b^9 (a+b x)^4}+\frac {6 e^2 (b d-a e)^2}{b^9 (a+b x)^3}+\frac {4 e^3 (b d-a e)}{b^9 (a+b x)^2}+\frac {e^4}{b^9 (a+b x)}\right ) \, dx}{\sqrt {a^2+2 a b x+b^2 x^2}} \\ & = -\frac {4 e^3 (b d-a e)}{b^5 \sqrt {a^2+2 a b x+b^2 x^2}}-\frac {(b d-a e)^4}{4 b^5 (a+b x)^3 \sqrt {a^2+2 a b x+b^2 x^2}}-\frac {4 e (b d-a e)^3}{3 b^5 (a+b x)^2 \sqrt {a^2+2 a b x+b^2 x^2}}-\frac {3 e^2 (b d-a e)^2}{b^5 (a+b x) \sqrt {a^2+2 a b x+b^2 x^2}}+\frac {e^4 (a+b x) \log (a+b x)}{b^5 \sqrt {a^2+2 a b x+b^2 x^2}} \\ \end{align*}
Time = 1.06 (sec) , antiderivative size = 138, normalized size of antiderivative = 0.66 \[ \int \frac {(d+e x)^4}{\left (a^2+2 a b x+b^2 x^2\right )^{5/2}} \, dx=\frac {-\left ((b d-a e) \left (25 a^3 e^3+a^2 b e^2 (13 d+88 e x)+a b^2 e \left (7 d^2+40 d e x+108 e^2 x^2\right )+b^3 \left (3 d^3+16 d^2 e x+36 d e^2 x^2+48 e^3 x^3\right )\right )\right )+12 e^4 (a+b x)^4 \log (a+b x)}{12 b^5 (a+b x)^3 \sqrt {(a+b x)^2}} \]
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Time = 2.83 (sec) , antiderivative size = 202, normalized size of antiderivative = 0.97
method | result | size |
risch | \(\frac {\sqrt {\left (b x +a \right )^{2}}\, \left (\frac {4 e^{3} \left (a e -b d \right ) x^{3}}{b^{2}}+\frac {3 e^{2} \left (3 a^{2} e^{2}-2 a b d e -b^{2} d^{2}\right ) x^{2}}{b^{3}}+\frac {2 e \left (11 a^{3} e^{3}-6 a^{2} b d \,e^{2}-3 a \,b^{2} d^{2} e -2 b^{3} d^{3}\right ) x}{3 b^{4}}+\frac {25 e^{4} a^{4}-12 b \,e^{3} d \,a^{3}-6 b^{2} e^{2} d^{2} a^{2}-4 a \,b^{3} d^{3} e -3 b^{4} d^{4}}{12 b^{5}}\right )}{\left (b x +a \right )^{5}}+\frac {\sqrt {\left (b x +a \right )^{2}}\, e^{4} \ln \left (b x +a \right )}{\left (b x +a \right ) b^{5}}\) | \(202\) |
default | \(\frac {\left (12 \ln \left (b x +a \right ) b^{4} e^{4} x^{4}+48 \ln \left (b x +a \right ) x^{3} a \,b^{3} e^{4}+72 \ln \left (b x +a \right ) x^{2} a^{2} b^{2} e^{4}+48 x^{3} a \,b^{3} e^{4}-48 x^{3} b^{4} d \,e^{3}+48 \ln \left (b x +a \right ) x \,a^{3} b \,e^{4}+108 x^{2} a^{2} b^{2} e^{4}-72 x^{2} a \,b^{3} d \,e^{3}-36 x^{2} b^{4} d^{2} e^{2}+12 \ln \left (b x +a \right ) a^{4} e^{4}+88 x \,a^{3} b \,e^{4}-48 x \,a^{2} b^{2} d \,e^{3}-24 x a \,b^{3} d^{2} e^{2}-16 x \,b^{4} d^{3} e +25 e^{4} a^{4}-12 b \,e^{3} d \,a^{3}-6 b^{2} e^{2} d^{2} a^{2}-4 a \,b^{3} d^{3} e -3 b^{4} d^{4}\right ) \left (b x +a \right )}{12 b^{5} \left (\left (b x +a \right )^{2}\right )^{\frac {5}{2}}}\) | \(267\) |
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Time = 0.26 (sec) , antiderivative size = 267, normalized size of antiderivative = 1.28 \[ \int \frac {(d+e x)^4}{\left (a^2+2 a b x+b^2 x^2\right )^{5/2}} \, dx=-\frac {3 \, b^{4} d^{4} + 4 \, a b^{3} d^{3} e + 6 \, a^{2} b^{2} d^{2} e^{2} + 12 \, a^{3} b d e^{3} - 25 \, a^{4} e^{4} + 48 \, {\left (b^{4} d e^{3} - a b^{3} e^{4}\right )} x^{3} + 36 \, {\left (b^{4} d^{2} e^{2} + 2 \, a b^{3} d e^{3} - 3 \, a^{2} b^{2} e^{4}\right )} x^{2} + 8 \, {\left (2 \, b^{4} d^{3} e + 3 \, a b^{3} d^{2} e^{2} + 6 \, a^{2} b^{2} d e^{3} - 11 \, a^{3} b e^{4}\right )} x - 12 \, {\left (b^{4} e^{4} x^{4} + 4 \, a b^{3} e^{4} x^{3} + 6 \, a^{2} b^{2} e^{4} x^{2} + 4 \, a^{3} b e^{4} x + a^{4} e^{4}\right )} \log \left (b x + a\right )}{12 \, {\left (b^{9} x^{4} + 4 \, a b^{8} x^{3} + 6 \, a^{2} b^{7} x^{2} + 4 \, a^{3} b^{6} x + a^{4} b^{5}\right )}} \]
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\[ \int \frac {(d+e x)^4}{\left (a^2+2 a b x+b^2 x^2\right )^{5/2}} \, dx=\int \frac {\left (d + e x\right )^{4}}{\left (\left (a + b x\right )^{2}\right )^{\frac {5}{2}}}\, dx \]
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Leaf count of result is larger than twice the leaf count of optimal. 323 vs. \(2 (150) = 300\).
Time = 0.22 (sec) , antiderivative size = 323, normalized size of antiderivative = 1.55 \[ \int \frac {(d+e x)^4}{\left (a^2+2 a b x+b^2 x^2\right )^{5/2}} \, dx=\frac {1}{12} \, e^{4} {\left (\frac {48 \, a b^{3} x^{3} + 108 \, a^{2} b^{2} x^{2} + 88 \, a^{3} b x + 25 \, a^{4}}{b^{9} x^{4} + 4 \, a b^{8} x^{3} + 6 \, a^{2} b^{7} x^{2} + 4 \, a^{3} b^{6} x + a^{4} b^{5}} + \frac {12 \, \log \left (b x + a\right )}{b^{5}}\right )} - \frac {1}{3} \, d e^{3} {\left (\frac {12 \, x^{2}}{{\left (b^{2} x^{2} + 2 \, a b x + a^{2}\right )}^{\frac {3}{2}} b^{2}} + \frac {8 \, a^{2}}{{\left (b^{2} x^{2} + 2 \, a b x + a^{2}\right )}^{\frac {3}{2}} b^{4}} + \frac {6 \, a}{b^{6} {\left (x + \frac {a}{b}\right )}^{2}} - \frac {8 \, a^{2}}{b^{7} {\left (x + \frac {a}{b}\right )}^{3}} - \frac {3 \, a^{3}}{b^{8} {\left (x + \frac {a}{b}\right )}^{4}}\right )} - \frac {1}{3} \, d^{3} e {\left (\frac {4}{{\left (b^{2} x^{2} + 2 \, a b x + a^{2}\right )}^{\frac {3}{2}} b^{2}} - \frac {3 \, a}{b^{6} {\left (x + \frac {a}{b}\right )}^{4}}\right )} - \frac {1}{2} \, d^{2} e^{2} {\left (\frac {6}{b^{5} {\left (x + \frac {a}{b}\right )}^{2}} - \frac {8 \, a}{b^{6} {\left (x + \frac {a}{b}\right )}^{3}} + \frac {3 \, a^{2}}{b^{7} {\left (x + \frac {a}{b}\right )}^{4}}\right )} - \frac {d^{4}}{4 \, b^{5} {\left (x + \frac {a}{b}\right )}^{4}} \]
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Time = 0.27 (sec) , antiderivative size = 200, normalized size of antiderivative = 0.96 \[ \int \frac {(d+e x)^4}{\left (a^2+2 a b x+b^2 x^2\right )^{5/2}} \, dx=\frac {e^{4} \log \left ({\left | b x + a \right |}\right )}{b^{5} \mathrm {sgn}\left (b x + a\right )} - \frac {48 \, {\left (b^{3} d e^{3} - a b^{2} e^{4}\right )} x^{3} + 36 \, {\left (b^{3} d^{2} e^{2} + 2 \, a b^{2} d e^{3} - 3 \, a^{2} b e^{4}\right )} x^{2} + 8 \, {\left (2 \, b^{3} d^{3} e + 3 \, a b^{2} d^{2} e^{2} + 6 \, a^{2} b d e^{3} - 11 \, a^{3} e^{4}\right )} x + \frac {3 \, b^{4} d^{4} + 4 \, a b^{3} d^{3} e + 6 \, a^{2} b^{2} d^{2} e^{2} + 12 \, a^{3} b d e^{3} - 25 \, a^{4} e^{4}}{b}}{12 \, {\left (b x + a\right )}^{4} b^{4} \mathrm {sgn}\left (b x + a\right )} \]
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Timed out. \[ \int \frac {(d+e x)^4}{\left (a^2+2 a b x+b^2 x^2\right )^{5/2}} \, dx=\int \frac {{\left (d+e\,x\right )}^4}{{\left (a^2+2\,a\,b\,x+b^2\,x^2\right )}^{5/2}} \,d x \]
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