Integrand size = 19, antiderivative size = 216 \[ \int (d+e x)^3 \left (a+c x^2\right )^{5/2} \, dx=\frac {5 a^2 d \left (8 c d^2-3 a e^2\right ) x \sqrt {a+c x^2}}{128 c}+\frac {5 a d \left (8 c d^2-3 a e^2\right ) x \left (a+c x^2\right )^{3/2}}{192 c}+\frac {d \left (8 c d^2-3 a e^2\right ) x \left (a+c x^2\right )^{5/2}}{48 c}+\frac {e (d+e x)^2 \left (a+c x^2\right )^{7/2}}{9 c}+\frac {e \left (16 \left (10 c d^2-a e^2\right )+77 c d e x\right ) \left (a+c x^2\right )^{7/2}}{504 c^2}+\frac {5 a^3 d \left (8 c d^2-3 a e^2\right ) \text {arctanh}\left (\frac {\sqrt {c} x}{\sqrt {a+c x^2}}\right )}{128 c^{3/2}} \]
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Time = 0.11 (sec) , antiderivative size = 216, normalized size of antiderivative = 1.00, number of steps used = 7, number of rules used = 5, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.263, Rules used = {757, 794, 201, 223, 212} \[ \int (d+e x)^3 \left (a+c x^2\right )^{5/2} \, dx=\frac {5 a^3 d \text {arctanh}\left (\frac {\sqrt {c} x}{\sqrt {a+c x^2}}\right ) \left (8 c d^2-3 a e^2\right )}{128 c^{3/2}}+\frac {5 a^2 d x \sqrt {a+c x^2} \left (8 c d^2-3 a e^2\right )}{128 c}+\frac {e \left (a+c x^2\right )^{7/2} \left (16 \left (10 c d^2-a e^2\right )+77 c d e x\right )}{504 c^2}+\frac {d x \left (a+c x^2\right )^{5/2} \left (8 c d^2-3 a e^2\right )}{48 c}+\frac {5 a d x \left (a+c x^2\right )^{3/2} \left (8 c d^2-3 a e^2\right )}{192 c}+\frac {e \left (a+c x^2\right )^{7/2} (d+e x)^2}{9 c} \]
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Rule 201
Rule 212
Rule 223
Rule 757
Rule 794
Rubi steps \begin{align*} \text {integral}& = \frac {e (d+e x)^2 \left (a+c x^2\right )^{7/2}}{9 c}+\frac {\int (d+e x) \left (9 c d^2-2 a e^2+11 c d e x\right ) \left (a+c x^2\right )^{5/2} \, dx}{9 c} \\ & = \frac {e (d+e x)^2 \left (a+c x^2\right )^{7/2}}{9 c}+\frac {e \left (16 \left (10 c d^2-a e^2\right )+77 c d e x\right ) \left (a+c x^2\right )^{7/2}}{504 c^2}+\frac {\left (d \left (8 c d^2-3 a e^2\right )\right ) \int \left (a+c x^2\right )^{5/2} \, dx}{8 c} \\ & = \frac {d \left (8 c d^2-3 a e^2\right ) x \left (a+c x^2\right )^{5/2}}{48 c}+\frac {e (d+e x)^2 \left (a+c x^2\right )^{7/2}}{9 c}+\frac {e \left (16 \left (10 c d^2-a e^2\right )+77 c d e x\right ) \left (a+c x^2\right )^{7/2}}{504 c^2}+\frac {\left (5 a d \left (8 c d^2-3 a e^2\right )\right ) \int \left (a+c x^2\right )^{3/2} \, dx}{48 c} \\ & = \frac {5 a d \left (8 c d^2-3 a e^2\right ) x \left (a+c x^2\right )^{3/2}}{192 c}+\frac {d \left (8 c d^2-3 a e^2\right ) x \left (a+c x^2\right )^{5/2}}{48 c}+\frac {e (d+e x)^2 \left (a+c x^2\right )^{7/2}}{9 c}+\frac {e \left (16 \left (10 c d^2-a e^2\right )+77 c d e x\right ) \left (a+c x^2\right )^{7/2}}{504 c^2}+\frac {\left (5 a^2 d \left (8 c d^2-3 a e^2\right )\right ) \int \sqrt {a+c x^2} \, dx}{64 c} \\ & = \frac {5 a^2 d \left (8 c d^2-3 a e^2\right ) x \sqrt {a+c x^2}}{128 c}+\frac {5 a d \left (8 c d^2-3 a e^2\right ) x \left (a+c x^2\right )^{3/2}}{192 c}+\frac {d \left (8 c d^2-3 a e^2\right ) x \left (a+c x^2\right )^{5/2}}{48 c}+\frac {e (d+e x)^2 \left (a+c x^2\right )^{7/2}}{9 c}+\frac {e \left (16 \left (10 c d^2-a e^2\right )+77 c d e x\right ) \left (a+c x^2\right )^{7/2}}{504 c^2}+\frac {\left (5 a^3 d \left (8 c d^2-3 a e^2\right )\right ) \int \frac {1}{\sqrt {a+c x^2}} \, dx}{128 c} \\ & = \frac {5 a^2 d \left (8 c d^2-3 a e^2\right ) x \sqrt {a+c x^2}}{128 c}+\frac {5 a d \left (8 c d^2-3 a e^2\right ) x \left (a+c x^2\right )^{3/2}}{192 c}+\frac {d \left (8 c d^2-3 a e^2\right ) x \left (a+c x^2\right )^{5/2}}{48 c}+\frac {e (d+e x)^2 \left (a+c x^2\right )^{7/2}}{9 c}+\frac {e \left (16 \left (10 c d^2-a e^2\right )+77 c d e x\right ) \left (a+c x^2\right )^{7/2}}{504 c^2}+\frac {\left (5 a^3 d \left (8 c d^2-3 a e^2\right )\right ) \text {Subst}\left (\int \frac {1}{1-c x^2} \, dx,x,\frac {x}{\sqrt {a+c x^2}}\right )}{128 c} \\ & = \frac {5 a^2 d \left (8 c d^2-3 a e^2\right ) x \sqrt {a+c x^2}}{128 c}+\frac {5 a d \left (8 c d^2-3 a e^2\right ) x \left (a+c x^2\right )^{3/2}}{192 c}+\frac {d \left (8 c d^2-3 a e^2\right ) x \left (a+c x^2\right )^{5/2}}{48 c}+\frac {e (d+e x)^2 \left (a+c x^2\right )^{7/2}}{9 c}+\frac {e \left (16 \left (10 c d^2-a e^2\right )+77 c d e x\right ) \left (a+c x^2\right )^{7/2}}{504 c^2}+\frac {5 a^3 d \left (8 c d^2-3 a e^2\right ) \tanh ^{-1}\left (\frac {\sqrt {c} x}{\sqrt {a+c x^2}}\right )}{128 c^{3/2}} \\ \end{align*}
Time = 0.80 (sec) , antiderivative size = 215, normalized size of antiderivative = 1.00 \[ \int (d+e x)^3 \left (a+c x^2\right )^{5/2} \, dx=\frac {\sqrt {a+c x^2} \left (-256 a^4 e^3+a^3 c e \left (3456 d^2+945 d e x+128 e^2 x^2\right )+16 c^4 x^5 \left (84 d^3+216 d^2 e x+189 d e^2 x^2+56 e^3 x^3\right )+8 a c^3 x^3 \left (546 d^3+1296 d^2 e x+1071 d e^2 x^2+304 e^3 x^3\right )+6 a^2 c^2 x \left (924 d^3+1728 d^2 e x+1239 d e^2 x^2+320 e^3 x^3\right )\right )+315 a^3 \sqrt {c} d \left (-8 c d^2+3 a e^2\right ) \log \left (-\sqrt {c} x+\sqrt {a+c x^2}\right )}{8064 c^2} \]
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Time = 2.46 (sec) , antiderivative size = 223, normalized size of antiderivative = 1.03
method | result | size |
default | \(d^{3} \left (\frac {x \left (c \,x^{2}+a \right )^{\frac {5}{2}}}{6}+\frac {5 a \left (\frac {x \left (c \,x^{2}+a \right )^{\frac {3}{2}}}{4}+\frac {3 a \left (\frac {x \sqrt {c \,x^{2}+a}}{2}+\frac {a \ln \left (\sqrt {c}\, x +\sqrt {c \,x^{2}+a}\right )}{2 \sqrt {c}}\right )}{4}\right )}{6}\right )+e^{3} \left (\frac {x^{2} \left (c \,x^{2}+a \right )^{\frac {7}{2}}}{9 c}-\frac {2 a \left (c \,x^{2}+a \right )^{\frac {7}{2}}}{63 c^{2}}\right )+3 d \,e^{2} \left (\frac {x \left (c \,x^{2}+a \right )^{\frac {7}{2}}}{8 c}-\frac {a \left (\frac {x \left (c \,x^{2}+a \right )^{\frac {5}{2}}}{6}+\frac {5 a \left (\frac {x \left (c \,x^{2}+a \right )^{\frac {3}{2}}}{4}+\frac {3 a \left (\frac {x \sqrt {c \,x^{2}+a}}{2}+\frac {a \ln \left (\sqrt {c}\, x +\sqrt {c \,x^{2}+a}\right )}{2 \sqrt {c}}\right )}{4}\right )}{6}\right )}{8 c}\right )+\frac {3 d^{2} e \left (c \,x^{2}+a \right )^{\frac {7}{2}}}{7 c}\) | \(223\) |
risch | \(-\frac {\left (-896 e^{3} c^{4} x^{8}-3024 d \,e^{2} c^{4} x^{7}-2432 e^{3} c^{3} a \,x^{6}-3456 d^{2} e \,c^{4} x^{6}-8568 d \,e^{2} c^{3} a \,x^{5}-1344 d^{3} c^{4} x^{5}-1920 a^{2} c^{2} e^{3} x^{4}-10368 a \,c^{3} d^{2} e \,x^{4}-7434 a^{2} c^{2} d \,e^{2} x^{3}-4368 d^{3} c^{3} a \,x^{3}-128 e^{3} c \,a^{3} x^{2}-10368 d^{2} e \,a^{2} c^{2} x^{2}-945 d \,e^{2} c \,a^{3} x -5544 d^{3} a^{2} c^{2} x +256 e^{3} a^{4}-3456 d^{2} e c \,a^{3}\right ) \sqrt {c \,x^{2}+a}}{8064 c^{2}}-\frac {5 a^{3} d \left (3 e^{2} a -8 c \,d^{2}\right ) \ln \left (\sqrt {c}\, x +\sqrt {c \,x^{2}+a}\right )}{128 c^{\frac {3}{2}}}\) | \(248\) |
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Time = 0.29 (sec) , antiderivative size = 518, normalized size of antiderivative = 2.40 \[ \int (d+e x)^3 \left (a+c x^2\right )^{5/2} \, dx=\left [\frac {315 \, {\left (8 \, a^{3} c d^{3} - 3 \, a^{4} d e^{2}\right )} \sqrt {c} \log \left (-2 \, c x^{2} - 2 \, \sqrt {c x^{2} + a} \sqrt {c} x - a\right ) + 2 \, {\left (896 \, c^{4} e^{3} x^{8} + 3024 \, c^{4} d e^{2} x^{7} + 3456 \, a^{3} c d^{2} e - 256 \, a^{4} e^{3} + 128 \, {\left (27 \, c^{4} d^{2} e + 19 \, a c^{3} e^{3}\right )} x^{6} + 168 \, {\left (8 \, c^{4} d^{3} + 51 \, a c^{3} d e^{2}\right )} x^{5} + 384 \, {\left (27 \, a c^{3} d^{2} e + 5 \, a^{2} c^{2} e^{3}\right )} x^{4} + 42 \, {\left (104 \, a c^{3} d^{3} + 177 \, a^{2} c^{2} d e^{2}\right )} x^{3} + 128 \, {\left (81 \, a^{2} c^{2} d^{2} e + a^{3} c e^{3}\right )} x^{2} + 63 \, {\left (88 \, a^{2} c^{2} d^{3} + 15 \, a^{3} c d e^{2}\right )} x\right )} \sqrt {c x^{2} + a}}{16128 \, c^{2}}, -\frac {315 \, {\left (8 \, a^{3} c d^{3} - 3 \, a^{4} d e^{2}\right )} \sqrt {-c} \arctan \left (\frac {\sqrt {-c} x}{\sqrt {c x^{2} + a}}\right ) - {\left (896 \, c^{4} e^{3} x^{8} + 3024 \, c^{4} d e^{2} x^{7} + 3456 \, a^{3} c d^{2} e - 256 \, a^{4} e^{3} + 128 \, {\left (27 \, c^{4} d^{2} e + 19 \, a c^{3} e^{3}\right )} x^{6} + 168 \, {\left (8 \, c^{4} d^{3} + 51 \, a c^{3} d e^{2}\right )} x^{5} + 384 \, {\left (27 \, a c^{3} d^{2} e + 5 \, a^{2} c^{2} e^{3}\right )} x^{4} + 42 \, {\left (104 \, a c^{3} d^{3} + 177 \, a^{2} c^{2} d e^{2}\right )} x^{3} + 128 \, {\left (81 \, a^{2} c^{2} d^{2} e + a^{3} c e^{3}\right )} x^{2} + 63 \, {\left (88 \, a^{2} c^{2} d^{3} + 15 \, a^{3} c d e^{2}\right )} x\right )} \sqrt {c x^{2} + a}}{8064 \, c^{2}}\right ] \]
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Leaf count of result is larger than twice the leaf count of optimal. 617 vs. \(2 (206) = 412\).
Time = 0.65 (sec) , antiderivative size = 617, normalized size of antiderivative = 2.86 \[ \int (d+e x)^3 \left (a+c x^2\right )^{5/2} \, dx=\begin {cases} \sqrt {a + c x^{2}} \cdot \left (\frac {3 c^{2} d e^{2} x^{7}}{8} + \frac {c^{2} e^{3} x^{8}}{9} + \frac {x^{6} \cdot \left (\frac {19 a c^{2} e^{3}}{9} + 3 c^{3} d^{2} e\right )}{7 c} + \frac {x^{5} \cdot \left (\frac {51 a c^{2} d e^{2}}{8} + c^{3} d^{3}\right )}{6 c} + \frac {x^{4} \cdot \left (3 a^{2} c e^{3} + 9 a c^{2} d^{2} e - \frac {6 a \left (\frac {19 a c^{2} e^{3}}{9} + 3 c^{3} d^{2} e\right )}{7 c}\right )}{5 c} + \frac {x^{3} \cdot \left (9 a^{2} c d e^{2} + 3 a c^{2} d^{3} - \frac {5 a \left (\frac {51 a c^{2} d e^{2}}{8} + c^{3} d^{3}\right )}{6 c}\right )}{4 c} + \frac {x^{2} \left (a^{3} e^{3} + 9 a^{2} c d^{2} e - \frac {4 a \left (3 a^{2} c e^{3} + 9 a c^{2} d^{2} e - \frac {6 a \left (\frac {19 a c^{2} e^{3}}{9} + 3 c^{3} d^{2} e\right )}{7 c}\right )}{5 c}\right )}{3 c} + \frac {x \left (3 a^{3} d e^{2} + 3 a^{2} c d^{3} - \frac {3 a \left (9 a^{2} c d e^{2} + 3 a c^{2} d^{3} - \frac {5 a \left (\frac {51 a c^{2} d e^{2}}{8} + c^{3} d^{3}\right )}{6 c}\right )}{4 c}\right )}{2 c} + \frac {3 a^{3} d^{2} e - \frac {2 a \left (a^{3} e^{3} + 9 a^{2} c d^{2} e - \frac {4 a \left (3 a^{2} c e^{3} + 9 a c^{2} d^{2} e - \frac {6 a \left (\frac {19 a c^{2} e^{3}}{9} + 3 c^{3} d^{2} e\right )}{7 c}\right )}{5 c}\right )}{3 c}}{c}\right ) + \left (a^{3} d^{3} - \frac {a \left (3 a^{3} d e^{2} + 3 a^{2} c d^{3} - \frac {3 a \left (9 a^{2} c d e^{2} + 3 a c^{2} d^{3} - \frac {5 a \left (\frac {51 a c^{2} d e^{2}}{8} + c^{3} d^{3}\right )}{6 c}\right )}{4 c}\right )}{2 c}\right ) \left (\begin {cases} \frac {\log {\left (2 \sqrt {c} \sqrt {a + c x^{2}} + 2 c x \right )}}{\sqrt {c}} & \text {for}\: a \neq 0 \\\frac {x \log {\left (x \right )}}{\sqrt {c x^{2}}} & \text {otherwise} \end {cases}\right ) & \text {for}\: c \neq 0 \\a^{\frac {5}{2}} \left (\begin {cases} d^{3} x & \text {for}\: e = 0 \\\frac {\left (d + e x\right )^{4}}{4 e} & \text {otherwise} \end {cases}\right ) & \text {otherwise} \end {cases} \]
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Time = 0.21 (sec) , antiderivative size = 230, normalized size of antiderivative = 1.06 \[ \int (d+e x)^3 \left (a+c x^2\right )^{5/2} \, dx=\frac {{\left (c x^{2} + a\right )}^{\frac {7}{2}} e^{3} x^{2}}{9 \, c} + \frac {1}{6} \, {\left (c x^{2} + a\right )}^{\frac {5}{2}} d^{3} x + \frac {5}{24} \, {\left (c x^{2} + a\right )}^{\frac {3}{2}} a d^{3} x + \frac {5}{16} \, \sqrt {c x^{2} + a} a^{2} d^{3} x + \frac {3 \, {\left (c x^{2} + a\right )}^{\frac {7}{2}} d e^{2} x}{8 \, c} - \frac {{\left (c x^{2} + a\right )}^{\frac {5}{2}} a d e^{2} x}{16 \, c} - \frac {5 \, {\left (c x^{2} + a\right )}^{\frac {3}{2}} a^{2} d e^{2} x}{64 \, c} - \frac {15 \, \sqrt {c x^{2} + a} a^{3} d e^{2} x}{128 \, c} + \frac {5 \, a^{3} d^{3} \operatorname {arsinh}\left (\frac {c x}{\sqrt {a c}}\right )}{16 \, \sqrt {c}} - \frac {15 \, a^{4} d e^{2} \operatorname {arsinh}\left (\frac {c x}{\sqrt {a c}}\right )}{128 \, c^{\frac {3}{2}}} + \frac {3 \, {\left (c x^{2} + a\right )}^{\frac {7}{2}} d^{2} e}{7 \, c} - \frac {2 \, {\left (c x^{2} + a\right )}^{\frac {7}{2}} a e^{3}}{63 \, c^{2}} \]
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Time = 0.30 (sec) , antiderivative size = 286, normalized size of antiderivative = 1.32 \[ \int (d+e x)^3 \left (a+c x^2\right )^{5/2} \, dx=\frac {1}{8064} \, \sqrt {c x^{2} + a} {\left ({\left (2 \, {\left ({\left (4 \, {\left ({\left (2 \, {\left (7 \, {\left (8 \, c^{2} e^{3} x + 27 \, c^{2} d e^{2}\right )} x + \frac {8 \, {\left (27 \, c^{9} d^{2} e + 19 \, a c^{8} e^{3}\right )}}{c^{7}}\right )} x + \frac {21 \, {\left (8 \, c^{9} d^{3} + 51 \, a c^{8} d e^{2}\right )}}{c^{7}}\right )} x + \frac {48 \, {\left (27 \, a c^{8} d^{2} e + 5 \, a^{2} c^{7} e^{3}\right )}}{c^{7}}\right )} x + \frac {21 \, {\left (104 \, a c^{8} d^{3} + 177 \, a^{2} c^{7} d e^{2}\right )}}{c^{7}}\right )} x + \frac {64 \, {\left (81 \, a^{2} c^{7} d^{2} e + a^{3} c^{6} e^{3}\right )}}{c^{7}}\right )} x + \frac {63 \, {\left (88 \, a^{2} c^{7} d^{3} + 15 \, a^{3} c^{6} d e^{2}\right )}}{c^{7}}\right )} x + \frac {128 \, {\left (27 \, a^{3} c^{6} d^{2} e - 2 \, a^{4} c^{5} e^{3}\right )}}{c^{7}}\right )} - \frac {5 \, {\left (8 \, a^{3} c d^{3} - 3 \, a^{4} d e^{2}\right )} \log \left ({\left | -\sqrt {c} x + \sqrt {c x^{2} + a} \right |}\right )}{128 \, c^{\frac {3}{2}}} \]
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Timed out. \[ \int (d+e x)^3 \left (a+c x^2\right )^{5/2} \, dx=\int {\left (c\,x^2+a\right )}^{5/2}\,{\left (d+e\,x\right )}^3 \,d x \]
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