Integrand size = 17, antiderivative size = 139 \[ \int x^3 \left (a+b x^2\right ) \cosh (c+d x) \, dx=-\frac {120 b \cosh (c+d x)}{d^6}-\frac {6 a \cosh (c+d x)}{d^4}-\frac {60 b x^2 \cosh (c+d x)}{d^4}-\frac {3 a x^2 \cosh (c+d x)}{d^2}-\frac {5 b x^4 \cosh (c+d x)}{d^2}+\frac {120 b x \sinh (c+d x)}{d^5}+\frac {6 a x \sinh (c+d x)}{d^3}+\frac {20 b x^3 \sinh (c+d x)}{d^3}+\frac {a x^3 \sinh (c+d x)}{d}+\frac {b x^5 \sinh (c+d x)}{d} \]
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Time = 0.18 (sec) , antiderivative size = 139, normalized size of antiderivative = 1.00, number of steps used = 12, number of rules used = 3, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.176, Rules used = {5395, 3377, 2718} \[ \int x^3 \left (a+b x^2\right ) \cosh (c+d x) \, dx=-\frac {6 a \cosh (c+d x)}{d^4}+\frac {6 a x \sinh (c+d x)}{d^3}-\frac {3 a x^2 \cosh (c+d x)}{d^2}+\frac {a x^3 \sinh (c+d x)}{d}-\frac {120 b \cosh (c+d x)}{d^6}+\frac {120 b x \sinh (c+d x)}{d^5}-\frac {60 b x^2 \cosh (c+d x)}{d^4}+\frac {20 b x^3 \sinh (c+d x)}{d^3}-\frac {5 b x^4 \cosh (c+d x)}{d^2}+\frac {b x^5 \sinh (c+d x)}{d} \]
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Rule 2718
Rule 3377
Rule 5395
Rubi steps \begin{align*} \text {integral}& = \int \left (a x^3 \cosh (c+d x)+b x^5 \cosh (c+d x)\right ) \, dx \\ & = a \int x^3 \cosh (c+d x) \, dx+b \int x^5 \cosh (c+d x) \, dx \\ & = \frac {a x^3 \sinh (c+d x)}{d}+\frac {b x^5 \sinh (c+d x)}{d}-\frac {(3 a) \int x^2 \sinh (c+d x) \, dx}{d}-\frac {(5 b) \int x^4 \sinh (c+d x) \, dx}{d} \\ & = -\frac {3 a x^2 \cosh (c+d x)}{d^2}-\frac {5 b x^4 \cosh (c+d x)}{d^2}+\frac {a x^3 \sinh (c+d x)}{d}+\frac {b x^5 \sinh (c+d x)}{d}+\frac {(6 a) \int x \cosh (c+d x) \, dx}{d^2}+\frac {(20 b) \int x^3 \cosh (c+d x) \, dx}{d^2} \\ & = -\frac {3 a x^2 \cosh (c+d x)}{d^2}-\frac {5 b x^4 \cosh (c+d x)}{d^2}+\frac {6 a x \sinh (c+d x)}{d^3}+\frac {20 b x^3 \sinh (c+d x)}{d^3}+\frac {a x^3 \sinh (c+d x)}{d}+\frac {b x^5 \sinh (c+d x)}{d}-\frac {(6 a) \int \sinh (c+d x) \, dx}{d^3}-\frac {(60 b) \int x^2 \sinh (c+d x) \, dx}{d^3} \\ & = -\frac {6 a \cosh (c+d x)}{d^4}-\frac {60 b x^2 \cosh (c+d x)}{d^4}-\frac {3 a x^2 \cosh (c+d x)}{d^2}-\frac {5 b x^4 \cosh (c+d x)}{d^2}+\frac {6 a x \sinh (c+d x)}{d^3}+\frac {20 b x^3 \sinh (c+d x)}{d^3}+\frac {a x^3 \sinh (c+d x)}{d}+\frac {b x^5 \sinh (c+d x)}{d}+\frac {(120 b) \int x \cosh (c+d x) \, dx}{d^4} \\ & = -\frac {6 a \cosh (c+d x)}{d^4}-\frac {60 b x^2 \cosh (c+d x)}{d^4}-\frac {3 a x^2 \cosh (c+d x)}{d^2}-\frac {5 b x^4 \cosh (c+d x)}{d^2}+\frac {120 b x \sinh (c+d x)}{d^5}+\frac {6 a x \sinh (c+d x)}{d^3}+\frac {20 b x^3 \sinh (c+d x)}{d^3}+\frac {a x^3 \sinh (c+d x)}{d}+\frac {b x^5 \sinh (c+d x)}{d}-\frac {(120 b) \int \sinh (c+d x) \, dx}{d^5} \\ & = -\frac {120 b \cosh (c+d x)}{d^6}-\frac {6 a \cosh (c+d x)}{d^4}-\frac {60 b x^2 \cosh (c+d x)}{d^4}-\frac {3 a x^2 \cosh (c+d x)}{d^2}-\frac {5 b x^4 \cosh (c+d x)}{d^2}+\frac {120 b x \sinh (c+d x)}{d^5}+\frac {6 a x \sinh (c+d x)}{d^3}+\frac {20 b x^3 \sinh (c+d x)}{d^3}+\frac {a x^3 \sinh (c+d x)}{d}+\frac {b x^5 \sinh (c+d x)}{d} \\ \end{align*}
Time = 0.13 (sec) , antiderivative size = 92, normalized size of antiderivative = 0.66 \[ \int x^3 \left (a+b x^2\right ) \cosh (c+d x) \, dx=\frac {-\left (\left (3 a d^2 \left (2+d^2 x^2\right )+5 b \left (24+12 d^2 x^2+d^4 x^4\right )\right ) \cosh (c+d x)\right )+d x \left (a d^2 \left (6+d^2 x^2\right )+b \left (120+20 d^2 x^2+d^4 x^4\right )\right ) \sinh (c+d x)}{d^6} \]
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Time = 0.12 (sec) , antiderivative size = 135, normalized size of antiderivative = 0.97
method | result | size |
parallelrisch | \(\frac {3 \left (\left (\frac {5 b \,x^{2}}{3}+a \right ) d^{2}+20 b \right ) d^{2} x^{2} \tanh \left (\frac {d x}{2}+\frac {c}{2}\right )^{2}-2 d x \left (x^{2} \left (b \,x^{2}+a \right ) d^{4}+2 \left (10 b \,x^{2}+3 a \right ) d^{2}+120 b \right ) \tanh \left (\frac {d x}{2}+\frac {c}{2}\right )+\left (5 b \,x^{4}+3 a \,x^{2}\right ) d^{4}+12 \left (5 b \,x^{2}+a \right ) d^{2}+240 b}{d^{6} \left (\tanh \left (\frac {d x}{2}+\frac {c}{2}\right )^{2}-1\right )}\) | \(135\) |
risch | \(\frac {\left (b \,x^{5} d^{5}+a \,d^{5} x^{3}-5 b \,x^{4} d^{4}-3 a \,d^{4} x^{2}+20 b \,d^{3} x^{3}+6 a \,d^{3} x -60 b \,d^{2} x^{2}-6 a \,d^{2}+120 d x b -120 b \right ) {\mathrm e}^{d x +c}}{2 d^{6}}-\frac {\left (b \,x^{5} d^{5}+a \,d^{5} x^{3}+5 b \,x^{4} d^{4}+3 a \,d^{4} x^{2}+20 b \,d^{3} x^{3}+6 a \,d^{3} x +60 b \,d^{2} x^{2}+6 a \,d^{2}+120 d x b +120 b \right ) {\mathrm e}^{-d x -c}}{2 d^{6}}\) | \(175\) |
meijerg | \(-\frac {32 b \cosh \left (c \right ) \sqrt {\pi }\, \left (-\frac {15}{4 \sqrt {\pi }}+\frac {\left (\frac {15}{8} d^{4} x^{4}+\frac {45}{2} x^{2} d^{2}+45\right ) \cosh \left (d x \right )}{12 \sqrt {\pi }}-\frac {x d \left (\frac {3}{8} d^{4} x^{4}+\frac {15}{2} x^{2} d^{2}+45\right ) \sinh \left (d x \right )}{12 \sqrt {\pi }}\right )}{d^{6}}+\frac {32 i b \sinh \left (c \right ) \sqrt {\pi }\, \left (-\frac {i x d \left (\frac {7}{8} d^{4} x^{4}+\frac {35}{2} x^{2} d^{2}+105\right ) \cosh \left (d x \right )}{28 \sqrt {\pi }}+\frac {i \left (\frac {35}{8} d^{4} x^{4}+\frac {105}{2} x^{2} d^{2}+105\right ) \sinh \left (d x \right )}{28 \sqrt {\pi }}\right )}{d^{6}}+\frac {8 a \cosh \left (c \right ) \sqrt {\pi }\, \left (\frac {3}{4 \sqrt {\pi }}-\frac {\left (\frac {3 x^{2} d^{2}}{2}+3\right ) \cosh \left (d x \right )}{4 \sqrt {\pi }}+\frac {d x \left (\frac {x^{2} d^{2}}{2}+3\right ) \sinh \left (d x \right )}{4 \sqrt {\pi }}\right )}{d^{4}}-\frac {8 i a \sinh \left (c \right ) \sqrt {\pi }\, \left (\frac {i x d \left (\frac {5 x^{2} d^{2}}{2}+15\right ) \cosh \left (d x \right )}{20 \sqrt {\pi }}-\frac {i \left (\frac {15 x^{2} d^{2}}{2}+15\right ) \sinh \left (d x \right )}{20 \sqrt {\pi }}\right )}{d^{4}}\) | \(258\) |
parts | \(\frac {b \,x^{5} \sinh \left (d x +c \right )}{d}+\frac {a \,x^{3} \sinh \left (d x +c \right )}{d}-\frac {\frac {5 b \,c^{4} \cosh \left (d x +c \right )}{d^{4}}-\frac {20 b \,c^{3} \left (\left (d x +c \right ) \cosh \left (d x +c \right )-\sinh \left (d x +c \right )\right )}{d^{4}}+\frac {30 b \,c^{2} \left (\left (d x +c \right )^{2} \cosh \left (d x +c \right )-2 \left (d x +c \right ) \sinh \left (d x +c \right )+2 \cosh \left (d x +c \right )\right )}{d^{4}}-\frac {20 b c \left (\left (d x +c \right )^{3} \cosh \left (d x +c \right )-3 \left (d x +c \right )^{2} \sinh \left (d x +c \right )+6 \left (d x +c \right ) \cosh \left (d x +c \right )-6 \sinh \left (d x +c \right )\right )}{d^{4}}+\frac {5 b \left (\left (d x +c \right )^{4} \cosh \left (d x +c \right )-4 \left (d x +c \right )^{3} \sinh \left (d x +c \right )+12 \left (d x +c \right )^{2} \cosh \left (d x +c \right )-24 \left (d x +c \right ) \sinh \left (d x +c \right )+24 \cosh \left (d x +c \right )\right )}{d^{4}}+\frac {3 a \,c^{2} \cosh \left (d x +c \right )}{d^{2}}-\frac {6 a c \left (\left (d x +c \right ) \cosh \left (d x +c \right )-\sinh \left (d x +c \right )\right )}{d^{2}}+\frac {3 a \left (\left (d x +c \right )^{2} \cosh \left (d x +c \right )-2 \left (d x +c \right ) \sinh \left (d x +c \right )+2 \cosh \left (d x +c \right )\right )}{d^{2}}}{d^{2}}\) | \(341\) |
derivativedivides | \(\frac {-\frac {b \,c^{5} \sinh \left (d x +c \right )}{d^{2}}+\frac {5 b \,c^{4} \left (\left (d x +c \right ) \sinh \left (d x +c \right )-\cosh \left (d x +c \right )\right )}{d^{2}}-\frac {10 b \,c^{3} \left (\left (d x +c \right )^{2} \sinh \left (d x +c \right )-2 \left (d x +c \right ) \cosh \left (d x +c \right )+2 \sinh \left (d x +c \right )\right )}{d^{2}}+\frac {10 b \,c^{2} \left (\left (d x +c \right )^{3} \sinh \left (d x +c \right )-3 \left (d x +c \right )^{2} \cosh \left (d x +c \right )+6 \left (d x +c \right ) \sinh \left (d x +c \right )-6 \cosh \left (d x +c \right )\right )}{d^{2}}-\frac {5 b c \left (\left (d x +c \right )^{4} \sinh \left (d x +c \right )-4 \left (d x +c \right )^{3} \cosh \left (d x +c \right )+12 \left (d x +c \right )^{2} \sinh \left (d x +c \right )-24 \left (d x +c \right ) \cosh \left (d x +c \right )+24 \sinh \left (d x +c \right )\right )}{d^{2}}+\frac {b \left (\left (d x +c \right )^{5} \sinh \left (d x +c \right )-5 \left (d x +c \right )^{4} \cosh \left (d x +c \right )+20 \left (d x +c \right )^{3} \sinh \left (d x +c \right )-60 \left (d x +c \right )^{2} \cosh \left (d x +c \right )+120 \left (d x +c \right ) \sinh \left (d x +c \right )-120 \cosh \left (d x +c \right )\right )}{d^{2}}-a \,c^{3} \sinh \left (d x +c \right )+3 a \,c^{2} \left (\left (d x +c \right ) \sinh \left (d x +c \right )-\cosh \left (d x +c \right )\right )-3 a c \left (\left (d x +c \right )^{2} \sinh \left (d x +c \right )-2 \left (d x +c \right ) \cosh \left (d x +c \right )+2 \sinh \left (d x +c \right )\right )+a \left (\left (d x +c \right )^{3} \sinh \left (d x +c \right )-3 \left (d x +c \right )^{2} \cosh \left (d x +c \right )+6 \left (d x +c \right ) \sinh \left (d x +c \right )-6 \cosh \left (d x +c \right )\right )}{d^{4}}\) | \(447\) |
default | \(\frac {-\frac {b \,c^{5} \sinh \left (d x +c \right )}{d^{2}}+\frac {5 b \,c^{4} \left (\left (d x +c \right ) \sinh \left (d x +c \right )-\cosh \left (d x +c \right )\right )}{d^{2}}-\frac {10 b \,c^{3} \left (\left (d x +c \right )^{2} \sinh \left (d x +c \right )-2 \left (d x +c \right ) \cosh \left (d x +c \right )+2 \sinh \left (d x +c \right )\right )}{d^{2}}+\frac {10 b \,c^{2} \left (\left (d x +c \right )^{3} \sinh \left (d x +c \right )-3 \left (d x +c \right )^{2} \cosh \left (d x +c \right )+6 \left (d x +c \right ) \sinh \left (d x +c \right )-6 \cosh \left (d x +c \right )\right )}{d^{2}}-\frac {5 b c \left (\left (d x +c \right )^{4} \sinh \left (d x +c \right )-4 \left (d x +c \right )^{3} \cosh \left (d x +c \right )+12 \left (d x +c \right )^{2} \sinh \left (d x +c \right )-24 \left (d x +c \right ) \cosh \left (d x +c \right )+24 \sinh \left (d x +c \right )\right )}{d^{2}}+\frac {b \left (\left (d x +c \right )^{5} \sinh \left (d x +c \right )-5 \left (d x +c \right )^{4} \cosh \left (d x +c \right )+20 \left (d x +c \right )^{3} \sinh \left (d x +c \right )-60 \left (d x +c \right )^{2} \cosh \left (d x +c \right )+120 \left (d x +c \right ) \sinh \left (d x +c \right )-120 \cosh \left (d x +c \right )\right )}{d^{2}}-a \,c^{3} \sinh \left (d x +c \right )+3 a \,c^{2} \left (\left (d x +c \right ) \sinh \left (d x +c \right )-\cosh \left (d x +c \right )\right )-3 a c \left (\left (d x +c \right )^{2} \sinh \left (d x +c \right )-2 \left (d x +c \right ) \cosh \left (d x +c \right )+2 \sinh \left (d x +c \right )\right )+a \left (\left (d x +c \right )^{3} \sinh \left (d x +c \right )-3 \left (d x +c \right )^{2} \cosh \left (d x +c \right )+6 \left (d x +c \right ) \sinh \left (d x +c \right )-6 \cosh \left (d x +c \right )\right )}{d^{4}}\) | \(447\) |
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Time = 0.26 (sec) , antiderivative size = 95, normalized size of antiderivative = 0.68 \[ \int x^3 \left (a+b x^2\right ) \cosh (c+d x) \, dx=-\frac {{\left (5 \, b d^{4} x^{4} + 6 \, a d^{2} + 3 \, {\left (a d^{4} + 20 \, b d^{2}\right )} x^{2} + 120 \, b\right )} \cosh \left (d x + c\right ) - {\left (b d^{5} x^{5} + {\left (a d^{5} + 20 \, b d^{3}\right )} x^{3} + 6 \, {\left (a d^{3} + 20 \, b d\right )} x\right )} \sinh \left (d x + c\right )}{d^{6}} \]
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Time = 0.42 (sec) , antiderivative size = 168, normalized size of antiderivative = 1.21 \[ \int x^3 \left (a+b x^2\right ) \cosh (c+d x) \, dx=\begin {cases} \frac {a x^{3} \sinh {\left (c + d x \right )}}{d} - \frac {3 a x^{2} \cosh {\left (c + d x \right )}}{d^{2}} + \frac {6 a x \sinh {\left (c + d x \right )}}{d^{3}} - \frac {6 a \cosh {\left (c + d x \right )}}{d^{4}} + \frac {b x^{5} \sinh {\left (c + d x \right )}}{d} - \frac {5 b x^{4} \cosh {\left (c + d x \right )}}{d^{2}} + \frac {20 b x^{3} \sinh {\left (c + d x \right )}}{d^{3}} - \frac {60 b x^{2} \cosh {\left (c + d x \right )}}{d^{4}} + \frac {120 b x \sinh {\left (c + d x \right )}}{d^{5}} - \frac {120 b \cosh {\left (c + d x \right )}}{d^{6}} & \text {for}\: d \neq 0 \\\left (\frac {a x^{4}}{4} + \frac {b x^{6}}{6}\right ) \cosh {\left (c \right )} & \text {otherwise} \end {cases} \]
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Time = 0.19 (sec) , antiderivative size = 250, normalized size of antiderivative = 1.80 \[ \int x^3 \left (a+b x^2\right ) \cosh (c+d x) \, dx=-\frac {1}{24} \, d {\left (\frac {3 \, {\left (d^{4} x^{4} e^{c} - 4 \, d^{3} x^{3} e^{c} + 12 \, d^{2} x^{2} e^{c} - 24 \, d x e^{c} + 24 \, e^{c}\right )} a e^{\left (d x\right )}}{d^{5}} + \frac {3 \, {\left (d^{4} x^{4} + 4 \, d^{3} x^{3} + 12 \, d^{2} x^{2} + 24 \, d x + 24\right )} a e^{\left (-d x - c\right )}}{d^{5}} + \frac {2 \, {\left (d^{6} x^{6} e^{c} - 6 \, d^{5} x^{5} e^{c} + 30 \, d^{4} x^{4} e^{c} - 120 \, d^{3} x^{3} e^{c} + 360 \, d^{2} x^{2} e^{c} - 720 \, d x e^{c} + 720 \, e^{c}\right )} b e^{\left (d x\right )}}{d^{7}} + \frac {2 \, {\left (d^{6} x^{6} + 6 \, d^{5} x^{5} + 30 \, d^{4} x^{4} + 120 \, d^{3} x^{3} + 360 \, d^{2} x^{2} + 720 \, d x + 720\right )} b e^{\left (-d x - c\right )}}{d^{7}}\right )} + \frac {1}{12} \, {\left (2 \, b x^{6} + 3 \, a x^{4}\right )} \cosh \left (d x + c\right ) \]
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Time = 0.27 (sec) , antiderivative size = 174, normalized size of antiderivative = 1.25 \[ \int x^3 \left (a+b x^2\right ) \cosh (c+d x) \, dx=\frac {{\left (b d^{5} x^{5} + a d^{5} x^{3} - 5 \, b d^{4} x^{4} - 3 \, a d^{4} x^{2} + 20 \, b d^{3} x^{3} + 6 \, a d^{3} x - 60 \, b d^{2} x^{2} - 6 \, a d^{2} + 120 \, b d x - 120 \, b\right )} e^{\left (d x + c\right )}}{2 \, d^{6}} - \frac {{\left (b d^{5} x^{5} + a d^{5} x^{3} + 5 \, b d^{4} x^{4} + 3 \, a d^{4} x^{2} + 20 \, b d^{3} x^{3} + 6 \, a d^{3} x + 60 \, b d^{2} x^{2} + 6 \, a d^{2} + 120 \, b d x + 120 \, b\right )} e^{\left (-d x - c\right )}}{2 \, d^{6}} \]
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Time = 0.17 (sec) , antiderivative size = 116, normalized size of antiderivative = 0.83 \[ \int x^3 \left (a+b x^2\right ) \cosh (c+d x) \, dx=\frac {x^3\,\mathrm {sinh}\left (c+d\,x\right )\,\left (a\,d^2+20\,b\right )}{d^3}-\frac {3\,x^2\,\mathrm {cosh}\left (c+d\,x\right )\,\left (a\,d^2+20\,b\right )}{d^4}-\frac {6\,\mathrm {cosh}\left (c+d\,x\right )\,\left (a\,d^2+20\,b\right )}{d^6}+\frac {6\,x\,\mathrm {sinh}\left (c+d\,x\right )\,\left (a\,d^2+20\,b\right )}{d^5}-\frac {5\,b\,x^4\,\mathrm {cosh}\left (c+d\,x\right )}{d^2}+\frac {b\,x^5\,\mathrm {sinh}\left (c+d\,x\right )}{d} \]
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