Integrand size = 14, antiderivative size = 267 \[ \int \left (c+d x^2\right )^3 \text {arccosh}(a x) \, dx=\frac {\left (35 a^6 c^3+35 a^4 c^2 d+21 a^2 c d^2+5 d^3\right ) \left (1-a^2 x^2\right )}{35 a^7 \sqrt {-1+a x} \sqrt {1+a x}}-\frac {d \left (35 a^4 c^2+42 a^2 c d+15 d^2\right ) \left (1-a^2 x^2\right )^2}{105 a^7 \sqrt {-1+a x} \sqrt {1+a x}}+\frac {3 d^2 \left (7 a^2 c+5 d\right ) \left (1-a^2 x^2\right )^3}{175 a^7 \sqrt {-1+a x} \sqrt {1+a x}}-\frac {d^3 \left (1-a^2 x^2\right )^4}{49 a^7 \sqrt {-1+a x} \sqrt {1+a x}}+c^3 x \text {arccosh}(a x)+c^2 d x^3 \text {arccosh}(a x)+\frac {3}{5} c d^2 x^5 \text {arccosh}(a x)+\frac {1}{7} d^3 x^7 \text {arccosh}(a x) \]
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Time = 0.25 (sec) , antiderivative size = 267, normalized size of antiderivative = 1.00, number of steps used = 6, number of rules used = 6, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.429, Rules used = {200, 5908, 12, 1624, 1813, 1864} \[ \int \left (c+d x^2\right )^3 \text {arccosh}(a x) \, dx=\frac {3 d^2 \left (1-a^2 x^2\right )^3 \left (7 a^2 c+5 d\right )}{175 a^7 \sqrt {a x-1} \sqrt {a x+1}}-\frac {d^3 \left (1-a^2 x^2\right )^4}{49 a^7 \sqrt {a x-1} \sqrt {a x+1}}-\frac {d \left (1-a^2 x^2\right )^2 \left (35 a^4 c^2+42 a^2 c d+15 d^2\right )}{105 a^7 \sqrt {a x-1} \sqrt {a x+1}}+\frac {\left (1-a^2 x^2\right ) \left (35 a^6 c^3+35 a^4 c^2 d+21 a^2 c d^2+5 d^3\right )}{35 a^7 \sqrt {a x-1} \sqrt {a x+1}}+c^3 x \text {arccosh}(a x)+c^2 d x^3 \text {arccosh}(a x)+\frac {3}{5} c d^2 x^5 \text {arccosh}(a x)+\frac {1}{7} d^3 x^7 \text {arccosh}(a x) \]
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Rule 12
Rule 200
Rule 1624
Rule 1813
Rule 1864
Rule 5908
Rubi steps \begin{align*} \text {integral}& = c^3 x \text {arccosh}(a x)+c^2 d x^3 \text {arccosh}(a x)+\frac {3}{5} c d^2 x^5 \text {arccosh}(a x)+\frac {1}{7} d^3 x^7 \text {arccosh}(a x)-a \int \frac {x \left (35 c^3+35 c^2 d x^2+21 c d^2 x^4+5 d^3 x^6\right )}{35 \sqrt {-1+a x} \sqrt {1+a x}} \, dx \\ & = c^3 x \text {arccosh}(a x)+c^2 d x^3 \text {arccosh}(a x)+\frac {3}{5} c d^2 x^5 \text {arccosh}(a x)+\frac {1}{7} d^3 x^7 \text {arccosh}(a x)-\frac {1}{35} a \int \frac {x \left (35 c^3+35 c^2 d x^2+21 c d^2 x^4+5 d^3 x^6\right )}{\sqrt {-1+a x} \sqrt {1+a x}} \, dx \\ & = c^3 x \text {arccosh}(a x)+c^2 d x^3 \text {arccosh}(a x)+\frac {3}{5} c d^2 x^5 \text {arccosh}(a x)+\frac {1}{7} d^3 x^7 \text {arccosh}(a x)-\frac {\left (a \sqrt {-1+a^2 x^2}\right ) \int \frac {x \left (35 c^3+35 c^2 d x^2+21 c d^2 x^4+5 d^3 x^6\right )}{\sqrt {-1+a^2 x^2}} \, dx}{35 \sqrt {-1+a x} \sqrt {1+a x}} \\ & = c^3 x \text {arccosh}(a x)+c^2 d x^3 \text {arccosh}(a x)+\frac {3}{5} c d^2 x^5 \text {arccosh}(a x)+\frac {1}{7} d^3 x^7 \text {arccosh}(a x)-\frac {\left (a \sqrt {-1+a^2 x^2}\right ) \text {Subst}\left (\int \frac {35 c^3+35 c^2 d x+21 c d^2 x^2+5 d^3 x^3}{\sqrt {-1+a^2 x}} \, dx,x,x^2\right )}{70 \sqrt {-1+a x} \sqrt {1+a x}} \\ & = c^3 x \text {arccosh}(a x)+c^2 d x^3 \text {arccosh}(a x)+\frac {3}{5} c d^2 x^5 \text {arccosh}(a x)+\frac {1}{7} d^3 x^7 \text {arccosh}(a x)-\frac {\left (a \sqrt {-1+a^2 x^2}\right ) \text {Subst}\left (\int \left (\frac {35 a^6 c^3+35 a^4 c^2 d+21 a^2 c d^2+5 d^3}{a^6 \sqrt {-1+a^2 x}}+\frac {d \left (35 a^4 c^2+42 a^2 c d+15 d^2\right ) \sqrt {-1+a^2 x}}{a^6}+\frac {3 d^2 \left (7 a^2 c+5 d\right ) \left (-1+a^2 x\right )^{3/2}}{a^6}+\frac {5 d^3 \left (-1+a^2 x\right )^{5/2}}{a^6}\right ) \, dx,x,x^2\right )}{70 \sqrt {-1+a x} \sqrt {1+a x}} \\ & = \frac {\left (35 a^6 c^3+35 a^4 c^2 d+21 a^2 c d^2+5 d^3\right ) \left (1-a^2 x^2\right )}{35 a^7 \sqrt {-1+a x} \sqrt {1+a x}}-\frac {d \left (35 a^4 c^2+42 a^2 c d+15 d^2\right ) \left (1-a^2 x^2\right )^2}{105 a^7 \sqrt {-1+a x} \sqrt {1+a x}}+\frac {3 d^2 \left (7 a^2 c+5 d\right ) \left (1-a^2 x^2\right )^3}{175 a^7 \sqrt {-1+a x} \sqrt {1+a x}}-\frac {d^3 \left (1-a^2 x^2\right )^4}{49 a^7 \sqrt {-1+a x} \sqrt {1+a x}}+c^3 x \text {arccosh}(a x)+c^2 d x^3 \text {arccosh}(a x)+\frac {3}{5} c d^2 x^5 \text {arccosh}(a x)+\frac {1}{7} d^3 x^7 \text {arccosh}(a x) \\ \end{align*}
Time = 0.10 (sec) , antiderivative size = 154, normalized size of antiderivative = 0.58 \[ \int \left (c+d x^2\right )^3 \text {arccosh}(a x) \, dx=-\frac {\sqrt {-1+a x} \sqrt {1+a x} \left (240 d^3+24 a^2 d^2 \left (49 c+5 d x^2\right )+2 a^4 d \left (1225 c^2+294 c d x^2+45 d^2 x^4\right )+a^6 \left (3675 c^3+1225 c^2 d x^2+441 c d^2 x^4+75 d^3 x^6\right )\right )}{3675 a^7}+\frac {1}{35} x \left (35 c^3+35 c^2 d x^2+21 c d^2 x^4+5 d^3 x^6\right ) \text {arccosh}(a x) \]
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Time = 0.61 (sec) , antiderivative size = 168, normalized size of antiderivative = 0.63
method | result | size |
parts | \(\frac {d^{3} x^{7} \operatorname {arccosh}\left (a x \right )}{7}+\frac {3 c \,d^{2} x^{5} \operatorname {arccosh}\left (a x \right )}{5}+c^{2} d \,x^{3} \operatorname {arccosh}\left (a x \right )+c^{3} x \,\operatorname {arccosh}\left (a x \right )-\frac {\sqrt {a x -1}\, \sqrt {a x +1}\, \left (75 a^{6} d^{3} x^{6}+441 a^{6} c \,d^{2} x^{4}+1225 a^{6} c^{2} d \,x^{2}+90 a^{4} d^{3} x^{4}+3675 a^{6} c^{3}+588 a^{4} c \,d^{2} x^{2}+2450 a^{4} c^{2} d +120 a^{2} d^{3} x^{2}+1176 a^{2} c \,d^{2}+240 d^{3}\right )}{3675 a^{7}}\) | \(168\) |
derivativedivides | \(\frac {\operatorname {arccosh}\left (a x \right ) c^{3} a x +a \,\operatorname {arccosh}\left (a x \right ) c^{2} d \,x^{3}+\frac {3 a \,\operatorname {arccosh}\left (a x \right ) c \,d^{2} x^{5}}{5}+\frac {a \,\operatorname {arccosh}\left (a x \right ) d^{3} x^{7}}{7}-\frac {\sqrt {a x -1}\, \sqrt {a x +1}\, \left (75 a^{6} d^{3} x^{6}+441 a^{6} c \,d^{2} x^{4}+1225 a^{6} c^{2} d \,x^{2}+90 a^{4} d^{3} x^{4}+3675 a^{6} c^{3}+588 a^{4} c \,d^{2} x^{2}+2450 a^{4} c^{2} d +120 a^{2} d^{3} x^{2}+1176 a^{2} c \,d^{2}+240 d^{3}\right )}{3675 a^{6}}}{a}\) | \(176\) |
default | \(\frac {\operatorname {arccosh}\left (a x \right ) c^{3} a x +a \,\operatorname {arccosh}\left (a x \right ) c^{2} d \,x^{3}+\frac {3 a \,\operatorname {arccosh}\left (a x \right ) c \,d^{2} x^{5}}{5}+\frac {a \,\operatorname {arccosh}\left (a x \right ) d^{3} x^{7}}{7}-\frac {\sqrt {a x -1}\, \sqrt {a x +1}\, \left (75 a^{6} d^{3} x^{6}+441 a^{6} c \,d^{2} x^{4}+1225 a^{6} c^{2} d \,x^{2}+90 a^{4} d^{3} x^{4}+3675 a^{6} c^{3}+588 a^{4} c \,d^{2} x^{2}+2450 a^{4} c^{2} d +120 a^{2} d^{3} x^{2}+1176 a^{2} c \,d^{2}+240 d^{3}\right )}{3675 a^{6}}}{a}\) | \(176\) |
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Time = 0.27 (sec) , antiderivative size = 179, normalized size of antiderivative = 0.67 \[ \int \left (c+d x^2\right )^3 \text {arccosh}(a x) \, dx=\frac {105 \, {\left (5 \, a^{7} d^{3} x^{7} + 21 \, a^{7} c d^{2} x^{5} + 35 \, a^{7} c^{2} d x^{3} + 35 \, a^{7} c^{3} x\right )} \log \left (a x + \sqrt {a^{2} x^{2} - 1}\right ) - {\left (75 \, a^{6} d^{3} x^{6} + 3675 \, a^{6} c^{3} + 2450 \, a^{4} c^{2} d + 1176 \, a^{2} c d^{2} + 9 \, {\left (49 \, a^{6} c d^{2} + 10 \, a^{4} d^{3}\right )} x^{4} + 240 \, d^{3} + {\left (1225 \, a^{6} c^{2} d + 588 \, a^{4} c d^{2} + 120 \, a^{2} d^{3}\right )} x^{2}\right )} \sqrt {a^{2} x^{2} - 1}}{3675 \, a^{7}} \]
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\[ \int \left (c+d x^2\right )^3 \text {arccosh}(a x) \, dx=\int \left (c + d x^{2}\right )^{3} \operatorname {acosh}{\left (a x \right )}\, dx \]
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Time = 0.21 (sec) , antiderivative size = 257, normalized size of antiderivative = 0.96 \[ \int \left (c+d x^2\right )^3 \text {arccosh}(a x) \, dx=-\frac {1}{3675} \, {\left (\frac {75 \, \sqrt {a^{2} x^{2} - 1} d^{3} x^{6}}{a^{2}} + \frac {441 \, \sqrt {a^{2} x^{2} - 1} c d^{2} x^{4}}{a^{2}} + \frac {1225 \, \sqrt {a^{2} x^{2} - 1} c^{2} d x^{2}}{a^{2}} + \frac {90 \, \sqrt {a^{2} x^{2} - 1} d^{3} x^{4}}{a^{4}} + \frac {3675 \, \sqrt {a^{2} x^{2} - 1} c^{3}}{a^{2}} + \frac {588 \, \sqrt {a^{2} x^{2} - 1} c d^{2} x^{2}}{a^{4}} + \frac {2450 \, \sqrt {a^{2} x^{2} - 1} c^{2} d}{a^{4}} + \frac {120 \, \sqrt {a^{2} x^{2} - 1} d^{3} x^{2}}{a^{6}} + \frac {1176 \, \sqrt {a^{2} x^{2} - 1} c d^{2}}{a^{6}} + \frac {240 \, \sqrt {a^{2} x^{2} - 1} d^{3}}{a^{8}}\right )} a + \frac {1}{35} \, {\left (5 \, d^{3} x^{7} + 21 \, c d^{2} x^{5} + 35 \, c^{2} d x^{3} + 35 \, c^{3} x\right )} \operatorname {arcosh}\left (a x\right ) \]
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Time = 0.28 (sec) , antiderivative size = 214, normalized size of antiderivative = 0.80 \[ \int \left (c+d x^2\right )^3 \text {arccosh}(a x) \, dx=\frac {1}{35} \, {\left (5 \, d^{3} x^{7} + 21 \, c d^{2} x^{5} + 35 \, c^{2} d x^{3} + 35 \, c^{3} x\right )} \log \left (a x + \sqrt {a^{2} x^{2} - 1}\right ) - \frac {{\left (35 \, a^{6} c^{3} + 35 \, a^{4} c^{2} d + 21 \, a^{2} c d^{2} + 5 \, d^{3}\right )} \sqrt {a^{2} x^{2} - 1}}{35 \, a^{7}} - \frac {1225 \, {\left (a^{2} x^{2} - 1\right )}^{\frac {3}{2}} a^{4} c^{2} d + 441 \, {\left (a^{2} x^{2} - 1\right )}^{\frac {5}{2}} a^{2} c d^{2} + 1470 \, {\left (a^{2} x^{2} - 1\right )}^{\frac {3}{2}} a^{2} c d^{2} + 75 \, {\left (a^{2} x^{2} - 1\right )}^{\frac {7}{2}} d^{3} + 315 \, {\left (a^{2} x^{2} - 1\right )}^{\frac {5}{2}} d^{3} + 525 \, {\left (a^{2} x^{2} - 1\right )}^{\frac {3}{2}} d^{3}}{3675 \, a^{7}} \]
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Timed out. \[ \int \left (c+d x^2\right )^3 \text {arccosh}(a x) \, dx=\int \mathrm {acosh}\left (a\,x\right )\,{\left (d\,x^2+c\right )}^3 \,d x \]
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