Optimal. Leaf size=178 \[ -\frac {4 \sqrt {\pi } e^{a/b} \text {erf}\left (\frac {\sqrt {a+b \sinh ^{-1}(c x)}}{\sqrt {b}}\right )}{15 b^{7/2} c}+\frac {4 \sqrt {\pi } e^{-\frac {a}{b}} \text {erfi}\left (\frac {\sqrt {a+b \sinh ^{-1}(c x)}}{\sqrt {b}}\right )}{15 b^{7/2} c}-\frac {8 \sqrt {c^2 x^2+1}}{15 b^3 c \sqrt {a+b \sinh ^{-1}(c x)}}-\frac {4 x}{15 b^2 \left (a+b \sinh ^{-1}(c x)\right )^{3/2}}-\frac {2 \sqrt {c^2 x^2+1}}{5 b c \left (a+b \sinh ^{-1}(c x)\right )^{5/2}} \]
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Rubi [A] time = 0.45, antiderivative size = 178, normalized size of antiderivative = 1.00, number of steps used = 9, number of rules used = 7, integrand size = 12, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.583, Rules used = {5655, 5774, 5779, 3308, 2180, 2204, 2205} \[ -\frac {8 \sqrt {c^2 x^2+1}}{15 b^3 c \sqrt {a+b \sinh ^{-1}(c x)}}-\frac {4 \sqrt {\pi } e^{a/b} \text {Erf}\left (\frac {\sqrt {a+b \sinh ^{-1}(c x)}}{\sqrt {b}}\right )}{15 b^{7/2} c}+\frac {4 \sqrt {\pi } e^{-\frac {a}{b}} \text {Erfi}\left (\frac {\sqrt {a+b \sinh ^{-1}(c x)}}{\sqrt {b}}\right )}{15 b^{7/2} c}-\frac {4 x}{15 b^2 \left (a+b \sinh ^{-1}(c x)\right )^{3/2}}-\frac {2 \sqrt {c^2 x^2+1}}{5 b c \left (a+b \sinh ^{-1}(c x)\right )^{5/2}} \]
Antiderivative was successfully verified.
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Rule 2180
Rule 2204
Rule 2205
Rule 3308
Rule 5655
Rule 5774
Rule 5779
Rubi steps
\begin {align*} \int \frac {1}{\left (a+b \sinh ^{-1}(c x)\right )^{7/2}} \, dx &=-\frac {2 \sqrt {1+c^2 x^2}}{5 b c \left (a+b \sinh ^{-1}(c x)\right )^{5/2}}+\frac {(2 c) \int \frac {x}{\sqrt {1+c^2 x^2} \left (a+b \sinh ^{-1}(c x)\right )^{5/2}} \, dx}{5 b}\\ &=-\frac {2 \sqrt {1+c^2 x^2}}{5 b c \left (a+b \sinh ^{-1}(c x)\right )^{5/2}}-\frac {4 x}{15 b^2 \left (a+b \sinh ^{-1}(c x)\right )^{3/2}}+\frac {4 \int \frac {1}{\left (a+b \sinh ^{-1}(c x)\right )^{3/2}} \, dx}{15 b^2}\\ &=-\frac {2 \sqrt {1+c^2 x^2}}{5 b c \left (a+b \sinh ^{-1}(c x)\right )^{5/2}}-\frac {4 x}{15 b^2 \left (a+b \sinh ^{-1}(c x)\right )^{3/2}}-\frac {8 \sqrt {1+c^2 x^2}}{15 b^3 c \sqrt {a+b \sinh ^{-1}(c x)}}+\frac {(8 c) \int \frac {x}{\sqrt {1+c^2 x^2} \sqrt {a+b \sinh ^{-1}(c x)}} \, dx}{15 b^3}\\ &=-\frac {2 \sqrt {1+c^2 x^2}}{5 b c \left (a+b \sinh ^{-1}(c x)\right )^{5/2}}-\frac {4 x}{15 b^2 \left (a+b \sinh ^{-1}(c x)\right )^{3/2}}-\frac {8 \sqrt {1+c^2 x^2}}{15 b^3 c \sqrt {a+b \sinh ^{-1}(c x)}}+\frac {8 \operatorname {Subst}\left (\int \frac {\sinh (x)}{\sqrt {a+b x}} \, dx,x,\sinh ^{-1}(c x)\right )}{15 b^3 c}\\ &=-\frac {2 \sqrt {1+c^2 x^2}}{5 b c \left (a+b \sinh ^{-1}(c x)\right )^{5/2}}-\frac {4 x}{15 b^2 \left (a+b \sinh ^{-1}(c x)\right )^{3/2}}-\frac {8 \sqrt {1+c^2 x^2}}{15 b^3 c \sqrt {a+b \sinh ^{-1}(c x)}}-\frac {4 \operatorname {Subst}\left (\int \frac {e^{-x}}{\sqrt {a+b x}} \, dx,x,\sinh ^{-1}(c x)\right )}{15 b^3 c}+\frac {4 \operatorname {Subst}\left (\int \frac {e^x}{\sqrt {a+b x}} \, dx,x,\sinh ^{-1}(c x)\right )}{15 b^3 c}\\ &=-\frac {2 \sqrt {1+c^2 x^2}}{5 b c \left (a+b \sinh ^{-1}(c x)\right )^{5/2}}-\frac {4 x}{15 b^2 \left (a+b \sinh ^{-1}(c x)\right )^{3/2}}-\frac {8 \sqrt {1+c^2 x^2}}{15 b^3 c \sqrt {a+b \sinh ^{-1}(c x)}}-\frac {8 \operatorname {Subst}\left (\int e^{\frac {a}{b}-\frac {x^2}{b}} \, dx,x,\sqrt {a+b \sinh ^{-1}(c x)}\right )}{15 b^4 c}+\frac {8 \operatorname {Subst}\left (\int e^{-\frac {a}{b}+\frac {x^2}{b}} \, dx,x,\sqrt {a+b \sinh ^{-1}(c x)}\right )}{15 b^4 c}\\ &=-\frac {2 \sqrt {1+c^2 x^2}}{5 b c \left (a+b \sinh ^{-1}(c x)\right )^{5/2}}-\frac {4 x}{15 b^2 \left (a+b \sinh ^{-1}(c x)\right )^{3/2}}-\frac {8 \sqrt {1+c^2 x^2}}{15 b^3 c \sqrt {a+b \sinh ^{-1}(c x)}}-\frac {4 e^{a/b} \sqrt {\pi } \text {erf}\left (\frac {\sqrt {a+b \sinh ^{-1}(c x)}}{\sqrt {b}}\right )}{15 b^{7/2} c}+\frac {4 e^{-\frac {a}{b}} \sqrt {\pi } \text {erfi}\left (\frac {\sqrt {a+b \sinh ^{-1}(c x)}}{\sqrt {b}}\right )}{15 b^{7/2} c}\\ \end {align*}
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Mathematica [A] time = 0.63, size = 210, normalized size = 1.18 \[ \frac {-2 e^{-\sinh ^{-1}(c x)} \left (4 a^2+2 a b \left (4 \sinh ^{-1}(c x)-1\right )+b^2 \left (4 \sinh ^{-1}(c x)^2-2 \sinh ^{-1}(c x)+3\right )\right )+8 e^{a/b} \sqrt {\frac {a}{b}+\sinh ^{-1}(c x)} \left (a+b \sinh ^{-1}(c x)\right )^2 \Gamma \left (\frac {1}{2},\frac {a}{b}+\sinh ^{-1}(c x)\right )-4 e^{-\frac {a}{b}} \left (a+b \sinh ^{-1}(c x)\right ) \left (e^{\frac {a}{b}+\sinh ^{-1}(c x)} \left (2 a+2 b \sinh ^{-1}(c x)+b\right )+2 b \left (-\frac {a+b \sinh ^{-1}(c x)}{b}\right )^{3/2} \Gamma \left (\frac {1}{2},-\frac {a+b \sinh ^{-1}(c x)}{b}\right )\right )-6 b^2 e^{\sinh ^{-1}(c x)}}{30 b^3 c \left (a+b \sinh ^{-1}(c x)\right )^{5/2}} \]
Warning: Unable to verify antiderivative.
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fricas [F(-2)] time = 0.00, size = 0, normalized size = 0.00 \[ \text {Exception raised: TypeError} \]
Verification of antiderivative is not currently implemented for this CAS.
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giac [F] time = 0.00, size = 0, normalized size = 0.00 \[ \int \frac {1}{{\left (b \operatorname {arsinh}\left (c x\right ) + a\right )}^{\frac {7}{2}}}\,{d x} \]
Verification of antiderivative is not currently implemented for this CAS.
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maple [F] time = 0.37, size = 0, normalized size = 0.00 \[ \int \frac {1}{\left (a +b \arcsinh \left (c x \right )\right )^{\frac {7}{2}}}\, dx \]
Verification of antiderivative is not currently implemented for this CAS.
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maxima [F] time = 0.00, size = 0, normalized size = 0.00 \[ \int \frac {1}{{\left (b \operatorname {arsinh}\left (c x\right ) + a\right )}^{\frac {7}{2}}}\,{d x} \]
Verification of antiderivative is not currently implemented for this CAS.
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mupad [F] time = 0.00, size = -1, normalized size = -0.01 \[ \int \frac {1}{{\left (a+b\,\mathrm {asinh}\left (c\,x\right )\right )}^{7/2}} \,d x \]
Verification of antiderivative is not currently implemented for this CAS.
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sympy [F] time = 0.00, size = 0, normalized size = 0.00 \[ \int \frac {1}{\left (a + b \operatorname {asinh}{\left (c x \right )}\right )^{\frac {7}{2}}}\, dx \]
Verification of antiderivative is not currently implemented for this CAS.
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