Integrand size = 38, antiderivative size = 108 \[ \int \frac {15 d^2+20 d e x+8 e^2 x^2}{\sqrt {a+b x} (d+e x)^{3/2}} \, dx=\frac {6 d^2 \sqrt {a+b x}}{(b d-a e) \sqrt {d+e x}}+\frac {8 \sqrt {a+b x} \sqrt {d+e x}}{b}+\frac {8 (2 b d-a e) \text {arctanh}\left (\frac {\sqrt {e} \sqrt {a+b x}}{\sqrt {b} \sqrt {d+e x}}\right )}{b^{3/2} \sqrt {e}} \]
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Time = 0.07 (sec) , antiderivative size = 108, normalized size of antiderivative = 1.00, number of steps used = 5, number of rules used = 5, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.132, Rules used = {963, 81, 65, 223, 212} \[ \int \frac {15 d^2+20 d e x+8 e^2 x^2}{\sqrt {a+b x} (d+e x)^{3/2}} \, dx=\frac {8 (2 b d-a e) \text {arctanh}\left (\frac {\sqrt {e} \sqrt {a+b x}}{\sqrt {b} \sqrt {d+e x}}\right )}{b^{3/2} \sqrt {e}}+\frac {6 d^2 \sqrt {a+b x}}{\sqrt {d+e x} (b d-a e)}+\frac {8 \sqrt {a+b x} \sqrt {d+e x}}{b} \]
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Rule 65
Rule 81
Rule 212
Rule 223
Rule 963
Rubi steps \begin{align*} \text {integral}& = \frac {6 d^2 \sqrt {a+b x}}{(b d-a e) \sqrt {d+e x}}+\frac {2 \int \frac {6 d (b d-a e)+4 e (b d-a e) x}{\sqrt {a+b x} \sqrt {d+e x}} \, dx}{b d-a e} \\ & = \frac {6 d^2 \sqrt {a+b x}}{(b d-a e) \sqrt {d+e x}}+\frac {8 \sqrt {a+b x} \sqrt {d+e x}}{b}+\frac {(4 (2 b d-a e)) \int \frac {1}{\sqrt {a+b x} \sqrt {d+e x}} \, dx}{b} \\ & = \frac {6 d^2 \sqrt {a+b x}}{(b d-a e) \sqrt {d+e x}}+\frac {8 \sqrt {a+b x} \sqrt {d+e x}}{b}+\frac {(8 (2 b d-a e)) \text {Subst}\left (\int \frac {1}{\sqrt {d-\frac {a e}{b}+\frac {e x^2}{b}}} \, dx,x,\sqrt {a+b x}\right )}{b^2} \\ & = \frac {6 d^2 \sqrt {a+b x}}{(b d-a e) \sqrt {d+e x}}+\frac {8 \sqrt {a+b x} \sqrt {d+e x}}{b}+\frac {(8 (2 b d-a e)) \text {Subst}\left (\int \frac {1}{1-\frac {e x^2}{b}} \, dx,x,\frac {\sqrt {a+b x}}{\sqrt {d+e x}}\right )}{b^2} \\ & = \frac {6 d^2 \sqrt {a+b x}}{(b d-a e) \sqrt {d+e x}}+\frac {8 \sqrt {a+b x} \sqrt {d+e x}}{b}+\frac {8 (2 b d-a e) \tanh ^{-1}\left (\frac {\sqrt {e} \sqrt {a+b x}}{\sqrt {b} \sqrt {d+e x}}\right )}{b^{3/2} \sqrt {e}} \\ \end{align*}
Time = 0.26 (sec) , antiderivative size = 122, normalized size of antiderivative = 1.13 \[ \int \frac {15 d^2+20 d e x+8 e^2 x^2}{\sqrt {a+b x} (d+e x)^{3/2}} \, dx=\frac {2 \left (\frac {\sqrt {b} \sqrt {a+b x} (-4 a e (d+e x)+b d (7 d+4 e x))}{\sqrt {d+e x}}+\frac {4 \left (2 b^2 d^2-3 a b d e+a^2 e^2\right ) \text {arctanh}\left (\frac {\sqrt {e} \sqrt {a+b x}}{\sqrt {b} \sqrt {d+e x}}\right )}{\sqrt {e}}\right )}{b^{3/2} (b d-a e)} \]
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Leaf count of result is larger than twice the leaf count of optimal. \(437\) vs. \(2(88)=176\).
Time = 0.48 (sec) , antiderivative size = 438, normalized size of antiderivative = 4.06
method | result | size |
default | \(-\frac {2 \sqrt {b x +a}\, \left (2 \ln \left (\frac {2 b e x +2 \sqrt {\left (b x +a \right ) \left (e x +d \right )}\, \sqrt {b e}+a e +b d}{2 \sqrt {b e}}\right ) a^{2} e^{3} x -6 \ln \left (\frac {2 b e x +2 \sqrt {\left (b x +a \right ) \left (e x +d \right )}\, \sqrt {b e}+a e +b d}{2 \sqrt {b e}}\right ) a b d \,e^{2} x +4 \ln \left (\frac {2 b e x +2 \sqrt {\left (b x +a \right ) \left (e x +d \right )}\, \sqrt {b e}+a e +b d}{2 \sqrt {b e}}\right ) b^{2} d^{2} e x +2 \ln \left (\frac {2 b e x +2 \sqrt {\left (b x +a \right ) \left (e x +d \right )}\, \sqrt {b e}+a e +b d}{2 \sqrt {b e}}\right ) a^{2} d \,e^{2}-6 \ln \left (\frac {2 b e x +2 \sqrt {\left (b x +a \right ) \left (e x +d \right )}\, \sqrt {b e}+a e +b d}{2 \sqrt {b e}}\right ) a b \,d^{2} e +4 \ln \left (\frac {2 b e x +2 \sqrt {\left (b x +a \right ) \left (e x +d \right )}\, \sqrt {b e}+a e +b d}{2 \sqrt {b e}}\right ) b^{2} d^{3}-4 a \,e^{2} x \sqrt {\left (b x +a \right ) \left (e x +d \right )}\, \sqrt {b e}+4 b d e x \sqrt {\left (b x +a \right ) \left (e x +d \right )}\, \sqrt {b e}-4 a d e \sqrt {\left (b x +a \right ) \left (e x +d \right )}\, \sqrt {b e}+7 b \,d^{2} \sqrt {\left (b x +a \right ) \left (e x +d \right )}\, \sqrt {b e}\right )}{b \sqrt {b e}\, \left (a e -b d \right ) \sqrt {\left (b x +a \right ) \left (e x +d \right )}\, \sqrt {e x +d}}\) | \(438\) |
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Leaf count of result is larger than twice the leaf count of optimal. 225 vs. \(2 (88) = 176\).
Time = 0.39 (sec) , antiderivative size = 463, normalized size of antiderivative = 4.29 \[ \int \frac {15 d^2+20 d e x+8 e^2 x^2}{\sqrt {a+b x} (d+e x)^{3/2}} \, dx=\left [-\frac {2 \, {\left ({\left (2 \, b^{2} d^{3} - 3 \, a b d^{2} e + a^{2} d e^{2} + {\left (2 \, b^{2} d^{2} e - 3 \, a b d e^{2} + a^{2} e^{3}\right )} x\right )} \sqrt {b e} \log \left (8 \, b^{2} e^{2} x^{2} + b^{2} d^{2} + 6 \, a b d e + a^{2} e^{2} - 4 \, {\left (2 \, b e x + b d + a e\right )} \sqrt {b e} \sqrt {b x + a} \sqrt {e x + d} + 8 \, {\left (b^{2} d e + a b e^{2}\right )} x\right ) - {\left (7 \, b^{2} d^{2} e - 4 \, a b d e^{2} + 4 \, {\left (b^{2} d e^{2} - a b e^{3}\right )} x\right )} \sqrt {b x + a} \sqrt {e x + d}\right )}}{b^{3} d^{2} e - a b^{2} d e^{2} + {\left (b^{3} d e^{2} - a b^{2} e^{3}\right )} x}, -\frac {2 \, {\left (2 \, {\left (2 \, b^{2} d^{3} - 3 \, a b d^{2} e + a^{2} d e^{2} + {\left (2 \, b^{2} d^{2} e - 3 \, a b d e^{2} + a^{2} e^{3}\right )} x\right )} \sqrt {-b e} \arctan \left (\frac {{\left (2 \, b e x + b d + a e\right )} \sqrt {-b e} \sqrt {b x + a} \sqrt {e x + d}}{2 \, {\left (b^{2} e^{2} x^{2} + a b d e + {\left (b^{2} d e + a b e^{2}\right )} x\right )}}\right ) - {\left (7 \, b^{2} d^{2} e - 4 \, a b d e^{2} + 4 \, {\left (b^{2} d e^{2} - a b e^{3}\right )} x\right )} \sqrt {b x + a} \sqrt {e x + d}\right )}}{b^{3} d^{2} e - a b^{2} d e^{2} + {\left (b^{3} d e^{2} - a b^{2} e^{3}\right )} x}\right ] \]
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\[ \int \frac {15 d^2+20 d e x+8 e^2 x^2}{\sqrt {a+b x} (d+e x)^{3/2}} \, dx=\int \frac {15 d^{2} + 20 d e x + 8 e^{2} x^{2}}{\sqrt {a + b x} \left (d + e x\right )^{\frac {3}{2}}}\, dx \]
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Exception generated. \[ \int \frac {15 d^2+20 d e x+8 e^2 x^2}{\sqrt {a+b x} (d+e x)^{3/2}} \, dx=\text {Exception raised: ValueError} \]
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Leaf count of result is larger than twice the leaf count of optimal. 197 vs. \(2 (88) = 176\).
Time = 0.32 (sec) , antiderivative size = 197, normalized size of antiderivative = 1.82 \[ \int \frac {15 d^2+20 d e x+8 e^2 x^2}{\sqrt {a+b x} (d+e x)^{3/2}} \, dx=\frac {2 \, \sqrt {b x + a} {\left (\frac {4 \, {\left (b^{3} d e^{3} - a b^{2} e^{4}\right )} {\left (b x + a\right )}}{b^{3} d e^{2} {\left | b \right |} - a b^{2} e^{3} {\left | b \right |}} + \frac {7 \, b^{4} d^{2} e^{2} - 8 \, a b^{3} d e^{3} + 4 \, a^{2} b^{2} e^{4}}{b^{3} d e^{2} {\left | b \right |} - a b^{2} e^{3} {\left | b \right |}}\right )}}{\sqrt {b^{2} d + {\left (b x + a\right )} b e - a b e}} - \frac {8 \, {\left (2 \, b d - a e\right )} \log \left ({\left | -\sqrt {b e} \sqrt {b x + a} + \sqrt {b^{2} d + {\left (b x + a\right )} b e - a b e} \right |}\right )}{\sqrt {b e} {\left | b \right |}} \]
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Timed out. \[ \int \frac {15 d^2+20 d e x+8 e^2 x^2}{\sqrt {a+b x} (d+e x)^{3/2}} \, dx=\int \frac {15\,d^2+20\,d\,e\,x+8\,e^2\,x^2}{\sqrt {a+b\,x}\,{\left (d+e\,x\right )}^{3/2}} \,d x \]
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