Integrand size = 23, antiderivative size = 266 \[ \int \frac {c e+d e x}{(a+b \text {arccosh}(c+d x))^{7/2}} \, dx=-\frac {2 e \sqrt {-1+c+d x} (c+d x) \sqrt {1+c+d x}}{5 b d (a+b \text {arccosh}(c+d x))^{5/2}}+\frac {4 e}{15 b^2 d (a+b \text {arccosh}(c+d x))^{3/2}}-\frac {8 e (c+d x)^2}{15 b^2 d (a+b \text {arccosh}(c+d x))^{3/2}}-\frac {32 e \sqrt {-1+c+d x} (c+d x) \sqrt {1+c+d x}}{15 b^3 d \sqrt {a+b \text {arccosh}(c+d x)}}+\frac {8 e e^{\frac {2 a}{b}} \sqrt {2 \pi } \text {erf}\left (\frac {\sqrt {2} \sqrt {a+b \text {arccosh}(c+d x)}}{\sqrt {b}}\right )}{15 b^{7/2} d}+\frac {8 e e^{-\frac {2 a}{b}} \sqrt {2 \pi } \text {erfi}\left (\frac {\sqrt {2} \sqrt {a+b \text {arccosh}(c+d x)}}{\sqrt {b}}\right )}{15 b^{7/2} d} \]
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Time = 0.56 (sec) , antiderivative size = 266, normalized size of antiderivative = 1.00, number of steps used = 11, number of rules used = 10, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.435, Rules used = {5996, 12, 5886, 5951, 5885, 3388, 2211, 2236, 2235, 5893} \[ \int \frac {c e+d e x}{(a+b \text {arccosh}(c+d x))^{7/2}} \, dx=\frac {8 \sqrt {2 \pi } e e^{\frac {2 a}{b}} \text {erf}\left (\frac {\sqrt {2} \sqrt {a+b \text {arccosh}(c+d x)}}{\sqrt {b}}\right )}{15 b^{7/2} d}+\frac {8 \sqrt {2 \pi } e e^{-\frac {2 a}{b}} \text {erfi}\left (\frac {\sqrt {2} \sqrt {a+b \text {arccosh}(c+d x)}}{\sqrt {b}}\right )}{15 b^{7/2} d}-\frac {32 e \sqrt {c+d x-1} \sqrt {c+d x+1} (c+d x)}{15 b^3 d \sqrt {a+b \text {arccosh}(c+d x)}}-\frac {8 e (c+d x)^2}{15 b^2 d (a+b \text {arccosh}(c+d x))^{3/2}}+\frac {4 e}{15 b^2 d (a+b \text {arccosh}(c+d x))^{3/2}}-\frac {2 e \sqrt {c+d x-1} \sqrt {c+d x+1} (c+d x)}{5 b d (a+b \text {arccosh}(c+d x))^{5/2}} \]
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Rule 12
Rule 2211
Rule 2235
Rule 2236
Rule 3388
Rule 5885
Rule 5886
Rule 5893
Rule 5951
Rule 5996
Rubi steps \begin{align*} \text {integral}& = \frac {\text {Subst}\left (\int \frac {e x}{(a+b \text {arccosh}(x))^{7/2}} \, dx,x,c+d x\right )}{d} \\ & = \frac {e \text {Subst}\left (\int \frac {x}{(a+b \text {arccosh}(x))^{7/2}} \, dx,x,c+d x\right )}{d} \\ & = -\frac {2 e \sqrt {-1+c+d x} (c+d x) \sqrt {1+c+d x}}{5 b d (a+b \text {arccosh}(c+d x))^{5/2}}-\frac {(2 e) \text {Subst}\left (\int \frac {1}{\sqrt {-1+x} \sqrt {1+x} (a+b \text {arccosh}(x))^{5/2}} \, dx,x,c+d x\right )}{5 b d}+\frac {(4 e) \text {Subst}\left (\int \frac {x^2}{\sqrt {-1+x} \sqrt {1+x} (a+b \text {arccosh}(x))^{5/2}} \, dx,x,c+d x\right )}{5 b d} \\ & = -\frac {2 e \sqrt {-1+c+d x} (c+d x) \sqrt {1+c+d x}}{5 b d (a+b \text {arccosh}(c+d x))^{5/2}}+\frac {4 e}{15 b^2 d (a+b \text {arccosh}(c+d x))^{3/2}}-\frac {8 e (c+d x)^2}{15 b^2 d (a+b \text {arccosh}(c+d x))^{3/2}}+\frac {(16 e) \text {Subst}\left (\int \frac {x}{(a+b \text {arccosh}(x))^{3/2}} \, dx,x,c+d x\right )}{15 b^2 d} \\ & = -\frac {2 e \sqrt {-1+c+d x} (c+d x) \sqrt {1+c+d x}}{5 b d (a+b \text {arccosh}(c+d x))^{5/2}}+\frac {4 e}{15 b^2 d (a+b \text {arccosh}(c+d x))^{3/2}}-\frac {8 e (c+d x)^2}{15 b^2 d (a+b \text {arccosh}(c+d x))^{3/2}}-\frac {32 e \sqrt {-1+c+d x} (c+d x) \sqrt {1+c+d x}}{15 b^3 d \sqrt {a+b \text {arccosh}(c+d x)}}+\frac {(32 e) \text {Subst}\left (\int \frac {\cosh \left (\frac {2 a}{b}-\frac {2 x}{b}\right )}{\sqrt {x}} \, dx,x,a+b \text {arccosh}(c+d x)\right )}{15 b^4 d} \\ & = -\frac {2 e \sqrt {-1+c+d x} (c+d x) \sqrt {1+c+d x}}{5 b d (a+b \text {arccosh}(c+d x))^{5/2}}+\frac {4 e}{15 b^2 d (a+b \text {arccosh}(c+d x))^{3/2}}-\frac {8 e (c+d x)^2}{15 b^2 d (a+b \text {arccosh}(c+d x))^{3/2}}-\frac {32 e \sqrt {-1+c+d x} (c+d x) \sqrt {1+c+d x}}{15 b^3 d \sqrt {a+b \text {arccosh}(c+d x)}}+\frac {(16 e) \text {Subst}\left (\int \frac {e^{-i \left (\frac {2 i a}{b}-\frac {2 i x}{b}\right )}}{\sqrt {x}} \, dx,x,a+b \text {arccosh}(c+d x)\right )}{15 b^4 d}+\frac {(16 e) \text {Subst}\left (\int \frac {e^{i \left (\frac {2 i a}{b}-\frac {2 i x}{b}\right )}}{\sqrt {x}} \, dx,x,a+b \text {arccosh}(c+d x)\right )}{15 b^4 d} \\ & = -\frac {2 e \sqrt {-1+c+d x} (c+d x) \sqrt {1+c+d x}}{5 b d (a+b \text {arccosh}(c+d x))^{5/2}}+\frac {4 e}{15 b^2 d (a+b \text {arccosh}(c+d x))^{3/2}}-\frac {8 e (c+d x)^2}{15 b^2 d (a+b \text {arccosh}(c+d x))^{3/2}}-\frac {32 e \sqrt {-1+c+d x} (c+d x) \sqrt {1+c+d x}}{15 b^3 d \sqrt {a+b \text {arccosh}(c+d x)}}+\frac {(32 e) \text {Subst}\left (\int e^{\frac {2 a}{b}-\frac {2 x^2}{b}} \, dx,x,\sqrt {a+b \text {arccosh}(c+d x)}\right )}{15 b^4 d}+\frac {(32 e) \text {Subst}\left (\int e^{-\frac {2 a}{b}+\frac {2 x^2}{b}} \, dx,x,\sqrt {a+b \text {arccosh}(c+d x)}\right )}{15 b^4 d} \\ & = -\frac {2 e \sqrt {-1+c+d x} (c+d x) \sqrt {1+c+d x}}{5 b d (a+b \text {arccosh}(c+d x))^{5/2}}+\frac {4 e}{15 b^2 d (a+b \text {arccosh}(c+d x))^{3/2}}-\frac {8 e (c+d x)^2}{15 b^2 d (a+b \text {arccosh}(c+d x))^{3/2}}-\frac {32 e \sqrt {-1+c+d x} (c+d x) \sqrt {1+c+d x}}{15 b^3 d \sqrt {a+b \text {arccosh}(c+d x)}}+\frac {8 e e^{\frac {2 a}{b}} \sqrt {2 \pi } \text {erf}\left (\frac {\sqrt {2} \sqrt {a+b \text {arccosh}(c+d x)}}{\sqrt {b}}\right )}{15 b^{7/2} d}+\frac {8 e e^{-\frac {2 a}{b}} \sqrt {2 \pi } \text {erfi}\left (\frac {\sqrt {2} \sqrt {a+b \text {arccosh}(c+d x)}}{\sqrt {b}}\right )}{15 b^{7/2} d} \\ \end{align*}
Leaf count is larger than twice the leaf count of optimal. \(916\) vs. \(2(266)=532\).
Time = 3.06 (sec) , antiderivative size = 916, normalized size of antiderivative = 3.44 \[ \int \frac {c e+d e x}{(a+b \text {arccosh}(c+d x))^{7/2}} \, dx=\frac {e \left (4 a b^{3/2} c (c+d x)+8 a^2 \sqrt {b} c \sqrt {\frac {-1+c+d x}{1+c+d x}} (1+c+d x)+4 b^{5/2} c (c+d x) \text {arccosh}(c+d x)+16 a b^{3/2} c \sqrt {\frac {-1+c+d x}{1+c+d x}} (1+c+d x) \text {arccosh}(c+d x)+8 b^{5/2} c \sqrt {\frac {-1+c+d x}{1+c+d x}} (1+c+d x) \text {arccosh}(c+d x)^2-4 a b^{3/2} \cosh (2 \text {arccosh}(c+d x))-4 b^{5/2} \text {arccosh}(c+d x) \cosh (2 \text {arccosh}(c+d x))-4 c \sqrt {\pi } (a+b \text {arccosh}(c+d x))^{5/2} \cosh \left (\frac {a}{b}\right ) \text {erf}\left (\frac {\sqrt {a+b \text {arccosh}(c+d x)}}{\sqrt {b}}\right )+8 \sqrt {2 \pi } (a+b \text {arccosh}(c+d x))^{5/2} \cosh \left (\frac {2 a}{b}\right ) \text {erf}\left (\frac {\sqrt {2} \sqrt {a+b \text {arccosh}(c+d x)}}{\sqrt {b}}\right )-4 c \sqrt {\pi } (a+b \text {arccosh}(c+d x))^{5/2} \cosh \left (\frac {a}{b}\right ) \text {erfi}\left (\frac {\sqrt {a+b \text {arccosh}(c+d x)}}{\sqrt {b}}\right )+8 \sqrt {2 \pi } (a+b \text {arccosh}(c+d x))^{5/2} \cosh \left (\frac {2 a}{b}\right ) \text {erfi}\left (\frac {\sqrt {2} \sqrt {a+b \text {arccosh}(c+d x)}}{\sqrt {b}}\right )-2 \sqrt {b} c e^{-\text {arccosh}(c+d x)} (a+b \text {arccosh}(c+d x)) \left (-2 a+b-2 b \text {arccosh}(c+d x)+2 e^{\frac {a}{b}+\text {arccosh}(c+d x)} \sqrt {\frac {a}{b}+\text {arccosh}(c+d x)} (a+b \text {arccosh}(c+d x)) \Gamma \left (\frac {1}{2},\frac {a}{b}+\text {arccosh}(c+d x)\right )\right )-2 \sqrt {b} c e^{-\frac {a}{b}} (a+b \text {arccosh}(c+d x)) \left (e^{\frac {a}{b}+\text {arccosh}(c+d x)} (2 a+b+2 b \text {arccosh}(c+d x))+2 b \left (-\frac {a+b \text {arccosh}(c+d x)}{b}\right )^{3/2} \Gamma \left (\frac {1}{2},-\frac {a+b \text {arccosh}(c+d x)}{b}\right )\right )-4 c \sqrt {\pi } (a+b \text {arccosh}(c+d x))^{5/2} \text {erf}\left (\frac {\sqrt {a+b \text {arccosh}(c+d x)}}{\sqrt {b}}\right ) \sinh \left (\frac {a}{b}\right )+4 c \sqrt {\pi } (a+b \text {arccosh}(c+d x))^{5/2} \text {erfi}\left (\frac {\sqrt {a+b \text {arccosh}(c+d x)}}{\sqrt {b}}\right ) \sinh \left (\frac {a}{b}\right )+8 \sqrt {2 \pi } (a+b \text {arccosh}(c+d x))^{5/2} \text {erf}\left (\frac {\sqrt {2} \sqrt {a+b \text {arccosh}(c+d x)}}{\sqrt {b}}\right ) \sinh \left (\frac {2 a}{b}\right )-8 \sqrt {2 \pi } (a+b \text {arccosh}(c+d x))^{5/2} \text {erfi}\left (\frac {\sqrt {2} \sqrt {a+b \text {arccosh}(c+d x)}}{\sqrt {b}}\right ) \sinh \left (\frac {2 a}{b}\right )-16 a^2 \sqrt {b} \sinh (2 \text {arccosh}(c+d x))-3 b^{5/2} \sinh (2 \text {arccosh}(c+d x))-32 a b^{3/2} \text {arccosh}(c+d x) \sinh (2 \text {arccosh}(c+d x))-16 b^{5/2} \text {arccosh}(c+d x)^2 \sinh (2 \text {arccosh}(c+d x))\right )}{15 b^{7/2} d (a+b \text {arccosh}(c+d x))^{5/2}} \]
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\[\int \frac {d e x +c e}{\left (a +b \,\operatorname {arccosh}\left (d x +c \right )\right )^{\frac {7}{2}}}d x\]
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Exception generated. \[ \int \frac {c e+d e x}{(a+b \text {arccosh}(c+d x))^{7/2}} \, dx=\text {Exception raised: TypeError} \]
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Timed out. \[ \int \frac {c e+d e x}{(a+b \text {arccosh}(c+d x))^{7/2}} \, dx=\text {Timed out} \]
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\[ \int \frac {c e+d e x}{(a+b \text {arccosh}(c+d x))^{7/2}} \, dx=\int { \frac {d e x + c e}{{\left (b \operatorname {arcosh}\left (d x + c\right ) + a\right )}^{\frac {7}{2}}} \,d x } \]
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\[ \int \frac {c e+d e x}{(a+b \text {arccosh}(c+d x))^{7/2}} \, dx=\int { \frac {d e x + c e}{{\left (b \operatorname {arcosh}\left (d x + c\right ) + a\right )}^{\frac {7}{2}}} \,d x } \]
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Timed out. \[ \int \frac {c e+d e x}{(a+b \text {arccosh}(c+d x))^{7/2}} \, dx=\int \frac {c\,e+d\,e\,x}{{\left (a+b\,\mathrm {acosh}\left (c+d\,x\right )\right )}^{7/2}} \,d x \]
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