Integrand size = 17, antiderivative size = 119 \[ \int \frac {(c+d x)^{5/2}}{(a+b x)^3} \, dx=\frac {15 d^2 \sqrt {c+d x}}{4 b^3}-\frac {5 d (c+d x)^{3/2}}{4 b^2 (a+b x)}-\frac {(c+d x)^{5/2}}{2 b (a+b x)^2}-\frac {15 d^2 \sqrt {b c-a d} \text {arctanh}\left (\frac {\sqrt {b} \sqrt {c+d x}}{\sqrt {b c-a d}}\right )}{4 b^{7/2}} \]
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Time = 0.04 (sec) , antiderivative size = 119, normalized size of antiderivative = 1.00, number of steps used = 5, number of rules used = 4, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.235, Rules used = {43, 52, 65, 214} \[ \int \frac {(c+d x)^{5/2}}{(a+b x)^3} \, dx=-\frac {15 d^2 \sqrt {b c-a d} \text {arctanh}\left (\frac {\sqrt {b} \sqrt {c+d x}}{\sqrt {b c-a d}}\right )}{4 b^{7/2}}-\frac {5 d (c+d x)^{3/2}}{4 b^2 (a+b x)}-\frac {(c+d x)^{5/2}}{2 b (a+b x)^2}+\frac {15 d^2 \sqrt {c+d x}}{4 b^3} \]
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Rule 43
Rule 52
Rule 65
Rule 214
Rubi steps \begin{align*} \text {integral}& = -\frac {(c+d x)^{5/2}}{2 b (a+b x)^2}+\frac {(5 d) \int \frac {(c+d x)^{3/2}}{(a+b x)^2} \, dx}{4 b} \\ & = -\frac {5 d (c+d x)^{3/2}}{4 b^2 (a+b x)}-\frac {(c+d x)^{5/2}}{2 b (a+b x)^2}+\frac {\left (15 d^2\right ) \int \frac {\sqrt {c+d x}}{a+b x} \, dx}{8 b^2} \\ & = \frac {15 d^2 \sqrt {c+d x}}{4 b^3}-\frac {5 d (c+d x)^{3/2}}{4 b^2 (a+b x)}-\frac {(c+d x)^{5/2}}{2 b (a+b x)^2}+\frac {\left (15 d^2 (b c-a d)\right ) \int \frac {1}{(a+b x) \sqrt {c+d x}} \, dx}{8 b^3} \\ & = \frac {15 d^2 \sqrt {c+d x}}{4 b^3}-\frac {5 d (c+d x)^{3/2}}{4 b^2 (a+b x)}-\frac {(c+d x)^{5/2}}{2 b (a+b x)^2}+\frac {(15 d (b c-a d)) \text {Subst}\left (\int \frac {1}{a-\frac {b c}{d}+\frac {b x^2}{d}} \, dx,x,\sqrt {c+d x}\right )}{4 b^3} \\ & = \frac {15 d^2 \sqrt {c+d x}}{4 b^3}-\frac {5 d (c+d x)^{3/2}}{4 b^2 (a+b x)}-\frac {(c+d x)^{5/2}}{2 b (a+b x)^2}-\frac {15 d^2 \sqrt {b c-a d} \tanh ^{-1}\left (\frac {\sqrt {b} \sqrt {c+d x}}{\sqrt {b c-a d}}\right )}{4 b^{7/2}} \\ \end{align*}
Time = 0.40 (sec) , antiderivative size = 119, normalized size of antiderivative = 1.00 \[ \int \frac {(c+d x)^{5/2}}{(a+b x)^3} \, dx=\frac {\sqrt {c+d x} \left (15 a^2 d^2-5 a b d (c-5 d x)+b^2 \left (-2 c^2-9 c d x+8 d^2 x^2\right )\right )}{4 b^3 (a+b x)^2}-\frac {15 d^2 \sqrt {-b c+a d} \arctan \left (\frac {\sqrt {b} \sqrt {c+d x}}{\sqrt {-b c+a d}}\right )}{4 b^{7/2}} \]
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Time = 0.39 (sec) , antiderivative size = 117, normalized size of antiderivative = 0.98
method | result | size |
risch | \(\frac {2 d^{2} \sqrt {d x +c}}{b^{3}}-\frac {\left (2 a d -2 b c \right ) d^{2} \left (\frac {-\frac {9 b \left (d x +c \right )^{\frac {3}{2}}}{8}+\left (-\frac {7 a d}{8}+\frac {7 b c}{8}\right ) \sqrt {d x +c}}{\left (\left (d x +c \right ) b +a d -b c \right )^{2}}+\frac {15 \arctan \left (\frac {b \sqrt {d x +c}}{\sqrt {\left (a d -b c \right ) b}}\right )}{8 \sqrt {\left (a d -b c \right ) b}}\right )}{b^{3}}\) | \(117\) |
pseudoelliptic | \(-\frac {15 \left (d^{2} \left (b x +a \right )^{2} \left (a d -b c \right ) \arctan \left (\frac {b \sqrt {d x +c}}{\sqrt {\left (a d -b c \right ) b}}\right )-\sqrt {d x +c}\, \left (\left (\frac {8}{15} d^{2} x^{2}-\frac {3}{5} c d x -\frac {2}{15} c^{2}\right ) b^{2}-\frac {a d \left (-5 d x +c \right ) b}{3}+a^{2} d^{2}\right ) \sqrt {\left (a d -b c \right ) b}\right )}{4 \sqrt {\left (a d -b c \right ) b}\, b^{3} \left (b x +a \right )^{2}}\) | \(130\) |
derivativedivides | \(2 d^{2} \left (\frac {\sqrt {d x +c}}{b^{3}}-\frac {\frac {\left (-\frac {9}{8} a b d +\frac {9}{8} b^{2} c \right ) \left (d x +c \right )^{\frac {3}{2}}+\left (-\frac {7}{8} a^{2} d^{2}+\frac {7}{4} a b c d -\frac {7}{8} b^{2} c^{2}\right ) \sqrt {d x +c}}{\left (\left (d x +c \right ) b +a d -b c \right )^{2}}+\frac {15 \left (a d -b c \right ) \arctan \left (\frac {b \sqrt {d x +c}}{\sqrt {\left (a d -b c \right ) b}}\right )}{8 \sqrt {\left (a d -b c \right ) b}}}{b^{3}}\right )\) | \(138\) |
default | \(2 d^{2} \left (\frac {\sqrt {d x +c}}{b^{3}}-\frac {\frac {\left (-\frac {9}{8} a b d +\frac {9}{8} b^{2} c \right ) \left (d x +c \right )^{\frac {3}{2}}+\left (-\frac {7}{8} a^{2} d^{2}+\frac {7}{4} a b c d -\frac {7}{8} b^{2} c^{2}\right ) \sqrt {d x +c}}{\left (\left (d x +c \right ) b +a d -b c \right )^{2}}+\frac {15 \left (a d -b c \right ) \arctan \left (\frac {b \sqrt {d x +c}}{\sqrt {\left (a d -b c \right ) b}}\right )}{8 \sqrt {\left (a d -b c \right ) b}}}{b^{3}}\right )\) | \(138\) |
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Time = 0.23 (sec) , antiderivative size = 344, normalized size of antiderivative = 2.89 \[ \int \frac {(c+d x)^{5/2}}{(a+b x)^3} \, dx=\left [\frac {15 \, {\left (b^{2} d^{2} x^{2} + 2 \, a b d^{2} x + a^{2} d^{2}\right )} \sqrt {\frac {b c - a d}{b}} \log \left (\frac {b d x + 2 \, b c - a d - 2 \, \sqrt {d x + c} b \sqrt {\frac {b c - a d}{b}}}{b x + a}\right ) + 2 \, {\left (8 \, b^{2} d^{2} x^{2} - 2 \, b^{2} c^{2} - 5 \, a b c d + 15 \, a^{2} d^{2} - {\left (9 \, b^{2} c d - 25 \, a b d^{2}\right )} x\right )} \sqrt {d x + c}}{8 \, {\left (b^{5} x^{2} + 2 \, a b^{4} x + a^{2} b^{3}\right )}}, -\frac {15 \, {\left (b^{2} d^{2} x^{2} + 2 \, a b d^{2} x + a^{2} d^{2}\right )} \sqrt {-\frac {b c - a d}{b}} \arctan \left (-\frac {\sqrt {d x + c} b \sqrt {-\frac {b c - a d}{b}}}{b c - a d}\right ) - {\left (8 \, b^{2} d^{2} x^{2} - 2 \, b^{2} c^{2} - 5 \, a b c d + 15 \, a^{2} d^{2} - {\left (9 \, b^{2} c d - 25 \, a b d^{2}\right )} x\right )} \sqrt {d x + c}}{4 \, {\left (b^{5} x^{2} + 2 \, a b^{4} x + a^{2} b^{3}\right )}}\right ] \]
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Timed out. \[ \int \frac {(c+d x)^{5/2}}{(a+b x)^3} \, dx=\text {Timed out} \]
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Exception generated. \[ \int \frac {(c+d x)^{5/2}}{(a+b x)^3} \, dx=\text {Exception raised: ValueError} \]
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Time = 0.33 (sec) , antiderivative size = 171, normalized size of antiderivative = 1.44 \[ \int \frac {(c+d x)^{5/2}}{(a+b x)^3} \, dx=\frac {2 \, \sqrt {d x + c} d^{2}}{b^{3}} + \frac {15 \, {\left (b c d^{2} - a d^{3}\right )} \arctan \left (\frac {\sqrt {d x + c} b}{\sqrt {-b^{2} c + a b d}}\right )}{4 \, \sqrt {-b^{2} c + a b d} b^{3}} - \frac {9 \, {\left (d x + c\right )}^{\frac {3}{2}} b^{2} c d^{2} - 7 \, \sqrt {d x + c} b^{2} c^{2} d^{2} - 9 \, {\left (d x + c\right )}^{\frac {3}{2}} a b d^{3} + 14 \, \sqrt {d x + c} a b c d^{3} - 7 \, \sqrt {d x + c} a^{2} d^{4}}{4 \, {\left ({\left (d x + c\right )} b - b c + a d\right )}^{2} b^{3}} \]
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Time = 0.16 (sec) , antiderivative size = 199, normalized size of antiderivative = 1.67 \[ \int \frac {(c+d x)^{5/2}}{(a+b x)^3} \, dx=\frac {2\,d^2\,\sqrt {c+d\,x}}{b^3}-\frac {\left (\frac {9\,b^2\,c\,d^2}{4}-\frac {9\,a\,b\,d^3}{4}\right )\,{\left (c+d\,x\right )}^{3/2}-\sqrt {c+d\,x}\,\left (\frac {7\,a^2\,d^4}{4}-\frac {7\,a\,b\,c\,d^3}{2}+\frac {7\,b^2\,c^2\,d^2}{4}\right )}{b^5\,{\left (c+d\,x\right )}^2-\left (2\,b^5\,c-2\,a\,b^4\,d\right )\,\left (c+d\,x\right )+b^5\,c^2+a^2\,b^3\,d^2-2\,a\,b^4\,c\,d}-\frac {15\,d^2\,\mathrm {atan}\left (\frac {\sqrt {b}\,d^2\,\sqrt {a\,d-b\,c}\,\sqrt {c+d\,x}}{a\,d^3-b\,c\,d^2}\right )\,\sqrt {a\,d-b\,c}}{4\,b^{7/2}} \]
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