Integrand size = 24, antiderivative size = 433 \[ \int \frac {\left (c-a^2 c x^2\right )^{5/2}}{\text {arccosh}(a x)^{3/2}} \, dx=-\frac {2 \sqrt {-1+a x} \sqrt {1+a x} \left (c-a^2 c x^2\right )^{5/2}}{a \sqrt {\text {arccosh}(a x)}}+\frac {3 c^2 \sqrt {\pi } \sqrt {c-a^2 c x^2} \text {erf}\left (2 \sqrt {\text {arccosh}(a x)}\right )}{8 a \sqrt {-1+a x} \sqrt {1+a x}}-\frac {15 c^2 \sqrt {\frac {\pi }{2}} \sqrt {c-a^2 c x^2} \text {erf}\left (\sqrt {2} \sqrt {\text {arccosh}(a x)}\right )}{16 a \sqrt {-1+a x} \sqrt {1+a x}}-\frac {c^2 \sqrt {\frac {3 \pi }{2}} \sqrt {c-a^2 c x^2} \text {erf}\left (\sqrt {6} \sqrt {\text {arccosh}(a x)}\right )}{16 a \sqrt {-1+a x} \sqrt {1+a x}}-\frac {3 c^2 \sqrt {\pi } \sqrt {c-a^2 c x^2} \text {erfi}\left (2 \sqrt {\text {arccosh}(a x)}\right )}{8 a \sqrt {-1+a x} \sqrt {1+a x}}+\frac {15 c^2 \sqrt {\frac {\pi }{2}} \sqrt {c-a^2 c x^2} \text {erfi}\left (\sqrt {2} \sqrt {\text {arccosh}(a x)}\right )}{16 a \sqrt {-1+a x} \sqrt {1+a x}}+\frac {c^2 \sqrt {\frac {3 \pi }{2}} \sqrt {c-a^2 c x^2} \text {erfi}\left (\sqrt {6} \sqrt {\text {arccosh}(a x)}\right )}{16 a \sqrt {-1+a x} \sqrt {1+a x}} \]
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Time = 0.30 (sec) , antiderivative size = 433, normalized size of antiderivative = 1.00, number of steps used = 20, number of rules used = 8, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.333, Rules used = {5904, 5912, 5952, 5556, 3389, 2211, 2235, 2236} \[ \int \frac {\left (c-a^2 c x^2\right )^{5/2}}{\text {arccosh}(a x)^{3/2}} \, dx=\frac {3 \sqrt {\pi } c^2 \sqrt {c-a^2 c x^2} \text {erf}\left (2 \sqrt {\text {arccosh}(a x)}\right )}{8 a \sqrt {a x-1} \sqrt {a x+1}}-\frac {15 \sqrt {\frac {\pi }{2}} c^2 \sqrt {c-a^2 c x^2} \text {erf}\left (\sqrt {2} \sqrt {\text {arccosh}(a x)}\right )}{16 a \sqrt {a x-1} \sqrt {a x+1}}-\frac {\sqrt {\frac {3 \pi }{2}} c^2 \sqrt {c-a^2 c x^2} \text {erf}\left (\sqrt {6} \sqrt {\text {arccosh}(a x)}\right )}{16 a \sqrt {a x-1} \sqrt {a x+1}}-\frac {3 \sqrt {\pi } c^2 \sqrt {c-a^2 c x^2} \text {erfi}\left (2 \sqrt {\text {arccosh}(a x)}\right )}{8 a \sqrt {a x-1} \sqrt {a x+1}}+\frac {15 \sqrt {\frac {\pi }{2}} c^2 \sqrt {c-a^2 c x^2} \text {erfi}\left (\sqrt {2} \sqrt {\text {arccosh}(a x)}\right )}{16 a \sqrt {a x-1} \sqrt {a x+1}}+\frac {\sqrt {\frac {3 \pi }{2}} c^2 \sqrt {c-a^2 c x^2} \text {erfi}\left (\sqrt {6} \sqrt {\text {arccosh}(a x)}\right )}{16 a \sqrt {a x-1} \sqrt {a x+1}}-\frac {2 \sqrt {a x-1} \sqrt {a x+1} \left (c-a^2 c x^2\right )^{5/2}}{a \sqrt {\text {arccosh}(a x)}} \]
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Rule 2211
Rule 2235
Rule 2236
Rule 3389
Rule 5556
Rule 5904
Rule 5912
Rule 5952
Rubi steps \begin{align*} \text {integral}& = -\frac {2 \sqrt {-1+a x} \sqrt {1+a x} \left (c-a^2 c x^2\right )^{5/2}}{a \sqrt {\text {arccosh}(a x)}}+\frac {\left (12 a c^2 \sqrt {c-a^2 c x^2}\right ) \int \frac {x (-1+a x)^2 (1+a x)^2}{\sqrt {\text {arccosh}(a x)}} \, dx}{\sqrt {-1+a x} \sqrt {1+a x}} \\ & = -\frac {2 \sqrt {-1+a x} \sqrt {1+a x} \left (c-a^2 c x^2\right )^{5/2}}{a \sqrt {\text {arccosh}(a x)}}+\frac {\left (12 a c^2 \sqrt {c-a^2 c x^2}\right ) \int \frac {x \left (-1+a^2 x^2\right )^2}{\sqrt {\text {arccosh}(a x)}} \, dx}{\sqrt {-1+a x} \sqrt {1+a x}} \\ & = -\frac {2 \sqrt {-1+a x} \sqrt {1+a x} \left (c-a^2 c x^2\right )^{5/2}}{a \sqrt {\text {arccosh}(a x)}}+\frac {\left (12 c^2 \sqrt {c-a^2 c x^2}\right ) \text {Subst}\left (\int \frac {\cosh (x) \sinh ^5(x)}{\sqrt {x}} \, dx,x,\text {arccosh}(a x)\right )}{a \sqrt {-1+a x} \sqrt {1+a x}} \\ & = -\frac {2 \sqrt {-1+a x} \sqrt {1+a x} \left (c-a^2 c x^2\right )^{5/2}}{a \sqrt {\text {arccosh}(a x)}}+\frac {\left (12 c^2 \sqrt {c-a^2 c x^2}\right ) \text {Subst}\left (\int \left (\frac {5 \sinh (2 x)}{32 \sqrt {x}}-\frac {\sinh (4 x)}{8 \sqrt {x}}+\frac {\sinh (6 x)}{32 \sqrt {x}}\right ) \, dx,x,\text {arccosh}(a x)\right )}{a \sqrt {-1+a x} \sqrt {1+a x}} \\ & = -\frac {2 \sqrt {-1+a x} \sqrt {1+a x} \left (c-a^2 c x^2\right )^{5/2}}{a \sqrt {\text {arccosh}(a x)}}+\frac {\left (3 c^2 \sqrt {c-a^2 c x^2}\right ) \text {Subst}\left (\int \frac {\sinh (6 x)}{\sqrt {x}} \, dx,x,\text {arccosh}(a x)\right )}{8 a \sqrt {-1+a x} \sqrt {1+a x}}-\frac {\left (3 c^2 \sqrt {c-a^2 c x^2}\right ) \text {Subst}\left (\int \frac {\sinh (4 x)}{\sqrt {x}} \, dx,x,\text {arccosh}(a x)\right )}{2 a \sqrt {-1+a x} \sqrt {1+a x}}+\frac {\left (15 c^2 \sqrt {c-a^2 c x^2}\right ) \text {Subst}\left (\int \frac {\sinh (2 x)}{\sqrt {x}} \, dx,x,\text {arccosh}(a x)\right )}{8 a \sqrt {-1+a x} \sqrt {1+a x}} \\ & = -\frac {2 \sqrt {-1+a x} \sqrt {1+a x} \left (c-a^2 c x^2\right )^{5/2}}{a \sqrt {\text {arccosh}(a x)}}-\frac {\left (3 c^2 \sqrt {c-a^2 c x^2}\right ) \text {Subst}\left (\int \frac {e^{-6 x}}{\sqrt {x}} \, dx,x,\text {arccosh}(a x)\right )}{16 a \sqrt {-1+a x} \sqrt {1+a x}}+\frac {\left (3 c^2 \sqrt {c-a^2 c x^2}\right ) \text {Subst}\left (\int \frac {e^{6 x}}{\sqrt {x}} \, dx,x,\text {arccosh}(a x)\right )}{16 a \sqrt {-1+a x} \sqrt {1+a x}}+\frac {\left (3 c^2 \sqrt {c-a^2 c x^2}\right ) \text {Subst}\left (\int \frac {e^{-4 x}}{\sqrt {x}} \, dx,x,\text {arccosh}(a x)\right )}{4 a \sqrt {-1+a x} \sqrt {1+a x}}-\frac {\left (3 c^2 \sqrt {c-a^2 c x^2}\right ) \text {Subst}\left (\int \frac {e^{4 x}}{\sqrt {x}} \, dx,x,\text {arccosh}(a x)\right )}{4 a \sqrt {-1+a x} \sqrt {1+a x}}-\frac {\left (15 c^2 \sqrt {c-a^2 c x^2}\right ) \text {Subst}\left (\int \frac {e^{-2 x}}{\sqrt {x}} \, dx,x,\text {arccosh}(a x)\right )}{16 a \sqrt {-1+a x} \sqrt {1+a x}}+\frac {\left (15 c^2 \sqrt {c-a^2 c x^2}\right ) \text {Subst}\left (\int \frac {e^{2 x}}{\sqrt {x}} \, dx,x,\text {arccosh}(a x)\right )}{16 a \sqrt {-1+a x} \sqrt {1+a x}} \\ & = -\frac {2 \sqrt {-1+a x} \sqrt {1+a x} \left (c-a^2 c x^2\right )^{5/2}}{a \sqrt {\text {arccosh}(a x)}}-\frac {\left (3 c^2 \sqrt {c-a^2 c x^2}\right ) \text {Subst}\left (\int e^{-6 x^2} \, dx,x,\sqrt {\text {arccosh}(a x)}\right )}{8 a \sqrt {-1+a x} \sqrt {1+a x}}+\frac {\left (3 c^2 \sqrt {c-a^2 c x^2}\right ) \text {Subst}\left (\int e^{6 x^2} \, dx,x,\sqrt {\text {arccosh}(a x)}\right )}{8 a \sqrt {-1+a x} \sqrt {1+a x}}+\frac {\left (3 c^2 \sqrt {c-a^2 c x^2}\right ) \text {Subst}\left (\int e^{-4 x^2} \, dx,x,\sqrt {\text {arccosh}(a x)}\right )}{2 a \sqrt {-1+a x} \sqrt {1+a x}}-\frac {\left (3 c^2 \sqrt {c-a^2 c x^2}\right ) \text {Subst}\left (\int e^{4 x^2} \, dx,x,\sqrt {\text {arccosh}(a x)}\right )}{2 a \sqrt {-1+a x} \sqrt {1+a x}}-\frac {\left (15 c^2 \sqrt {c-a^2 c x^2}\right ) \text {Subst}\left (\int e^{-2 x^2} \, dx,x,\sqrt {\text {arccosh}(a x)}\right )}{8 a \sqrt {-1+a x} \sqrt {1+a x}}+\frac {\left (15 c^2 \sqrt {c-a^2 c x^2}\right ) \text {Subst}\left (\int e^{2 x^2} \, dx,x,\sqrt {\text {arccosh}(a x)}\right )}{8 a \sqrt {-1+a x} \sqrt {1+a x}} \\ & = -\frac {2 \sqrt {-1+a x} \sqrt {1+a x} \left (c-a^2 c x^2\right )^{5/2}}{a \sqrt {\text {arccosh}(a x)}}+\frac {3 c^2 \sqrt {\pi } \sqrt {c-a^2 c x^2} \text {erf}\left (2 \sqrt {\text {arccosh}(a x)}\right )}{8 a \sqrt {-1+a x} \sqrt {1+a x}}-\frac {15 c^2 \sqrt {\frac {\pi }{2}} \sqrt {c-a^2 c x^2} \text {erf}\left (\sqrt {2} \sqrt {\text {arccosh}(a x)}\right )}{16 a \sqrt {-1+a x} \sqrt {1+a x}}-\frac {c^2 \sqrt {\frac {3 \pi }{2}} \sqrt {c-a^2 c x^2} \text {erf}\left (\sqrt {6} \sqrt {\text {arccosh}(a x)}\right )}{16 a \sqrt {-1+a x} \sqrt {1+a x}}-\frac {3 c^2 \sqrt {\pi } \sqrt {c-a^2 c x^2} \text {erfi}\left (2 \sqrt {\text {arccosh}(a x)}\right )}{8 a \sqrt {-1+a x} \sqrt {1+a x}}+\frac {15 c^2 \sqrt {\frac {\pi }{2}} \sqrt {c-a^2 c x^2} \text {erfi}\left (\sqrt {2} \sqrt {\text {arccosh}(a x)}\right )}{16 a \sqrt {-1+a x} \sqrt {1+a x}}+\frac {c^2 \sqrt {\frac {3 \pi }{2}} \sqrt {c-a^2 c x^2} \text {erfi}\left (\sqrt {6} \sqrt {\text {arccosh}(a x)}\right )}{16 a \sqrt {-1+a x} \sqrt {1+a x}} \\ \end{align*}
Time = 0.93 (sec) , antiderivative size = 411, normalized size of antiderivative = 0.95 \[ \int \frac {\left (c-a^2 c x^2\right )^{5/2}}{\text {arccosh}(a x)^{3/2}} \, dx=\frac {c^2 e^{-6 \text {arccosh}(a x)} \sqrt {c-a^2 c x^2} \left (-1+6 e^{2 \text {arccosh}(a x)}+e^{4 \text {arccosh}(a x)}+52 e^{6 \text {arccosh}(a x)}+e^{8 \text {arccosh}(a x)}+6 e^{10 \text {arccosh}(a x)}-e^{12 \text {arccosh}(a x)}-64 a^2 e^{6 \text {arccosh}(a x)} x^2-16 e^{6 \text {arccosh}(a x)} \sqrt {2 \pi } \sqrt {\text {arccosh}(a x)} \text {erf}\left (\sqrt {2} \sqrt {\text {arccosh}(a x)}\right )+16 e^{6 \text {arccosh}(a x)} \sqrt {2 \pi } \sqrt {\text {arccosh}(a x)} \text {erfi}\left (\sqrt {2} \sqrt {\text {arccosh}(a x)}\right )+\sqrt {6} e^{6 \text {arccosh}(a x)} \sqrt {-\text {arccosh}(a x)} \Gamma \left (\frac {1}{2},-6 \text {arccosh}(a x)\right )-12 e^{6 \text {arccosh}(a x)} \sqrt {-\text {arccosh}(a x)} \Gamma \left (\frac {1}{2},-4 \text {arccosh}(a x)\right )-\sqrt {2} e^{6 \text {arccosh}(a x)} \sqrt {-\text {arccosh}(a x)} \Gamma \left (\frac {1}{2},-2 \text {arccosh}(a x)\right )-\sqrt {2} e^{6 \text {arccosh}(a x)} \sqrt {\text {arccosh}(a x)} \Gamma \left (\frac {1}{2},2 \text {arccosh}(a x)\right )-12 e^{6 \text {arccosh}(a x)} \sqrt {\text {arccosh}(a x)} \Gamma \left (\frac {1}{2},4 \text {arccosh}(a x)\right )+\sqrt {6} e^{6 \text {arccosh}(a x)} \sqrt {\text {arccosh}(a x)} \Gamma \left (\frac {1}{2},6 \text {arccosh}(a x)\right )\right )}{32 a \sqrt {\frac {-1+a x}{1+a x}} (1+a x) \sqrt {\text {arccosh}(a x)}} \]
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\[\int \frac {\left (-a^{2} c \,x^{2}+c \right )^{\frac {5}{2}}}{\operatorname {arccosh}\left (a x \right )^{\frac {3}{2}}}d x\]
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Exception generated. \[ \int \frac {\left (c-a^2 c x^2\right )^{5/2}}{\text {arccosh}(a x)^{3/2}} \, dx=\text {Exception raised: TypeError} \]
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Timed out. \[ \int \frac {\left (c-a^2 c x^2\right )^{5/2}}{\text {arccosh}(a x)^{3/2}} \, dx=\text {Timed out} \]
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\[ \int \frac {\left (c-a^2 c x^2\right )^{5/2}}{\text {arccosh}(a x)^{3/2}} \, dx=\int { \frac {{\left (-a^{2} c x^{2} + c\right )}^{\frac {5}{2}}}{\operatorname {arcosh}\left (a x\right )^{\frac {3}{2}}} \,d x } \]
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\[ \int \frac {\left (c-a^2 c x^2\right )^{5/2}}{\text {arccosh}(a x)^{3/2}} \, dx=\int { \frac {{\left (-a^{2} c x^{2} + c\right )}^{\frac {5}{2}}}{\operatorname {arcosh}\left (a x\right )^{\frac {3}{2}}} \,d x } \]
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Timed out. \[ \int \frac {\left (c-a^2 c x^2\right )^{5/2}}{\text {arccosh}(a x)^{3/2}} \, dx=\int \frac {{\left (c-a^2\,c\,x^2\right )}^{5/2}}{{\mathrm {acosh}\left (a\,x\right )}^{3/2}} \,d x \]
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