Optimal. Leaf size=65 \[ -\frac {\sinh ^{-1}\left (a x^n\right )}{x}-\frac {a n x^{-1+n} \, _2F_1\left (\frac {1}{2},-\frac {1-n}{2 n};\frac {1}{2} \left (3-\frac {1}{n}\right );-a^2 x^{2 n}\right )}{1-n} \]
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Rubi [A]
time = 0.02, antiderivative size = 65, normalized size of antiderivative = 1.00, number of steps
used = 3, number of rules used = 3, integrand size = 10, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.300, Rules used = {5875, 12, 371}
\begin {gather*} -\frac {a n x^{n-1} \, _2F_1\left (\frac {1}{2},-\frac {1-n}{2 n};\frac {1}{2} \left (3-\frac {1}{n}\right );-a^2 x^{2 n}\right )}{1-n}-\frac {\sinh ^{-1}\left (a x^n\right )}{x} \end {gather*}
Antiderivative was successfully verified.
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Rule 12
Rule 371
Rule 5875
Rubi steps
\begin {align*} \int \frac {\sinh ^{-1}\left (a x^n\right )}{x^2} \, dx &=-\frac {\sinh ^{-1}\left (a x^n\right )}{x}+\int \frac {a n x^{-2+n}}{\sqrt {1+a^2 x^{2 n}}} \, dx\\ &=-\frac {\sinh ^{-1}\left (a x^n\right )}{x}+(a n) \int \frac {x^{-2+n}}{\sqrt {1+a^2 x^{2 n}}} \, dx\\ &=-\frac {\sinh ^{-1}\left (a x^n\right )}{x}-\frac {a n x^{-1+n} \, _2F_1\left (\frac {1}{2},-\frac {1-n}{2 n};\frac {1}{2} \left (3-\frac {1}{n}\right );-a^2 x^{2 n}\right )}{1-n}\\ \end {align*}
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Mathematica [A]
time = 0.04, size = 61, normalized size = 0.94 \begin {gather*} -\frac {\sinh ^{-1}\left (a x^n\right )}{x}+\frac {a n x^{-1+n} \, _2F_1\left (\frac {1}{2},\frac {-1+n}{2 n};1+\frac {-1+n}{2 n};-a^2 x^{2 n}\right )}{-1+n} \end {gather*}
Antiderivative was successfully verified.
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Maple [F]
time = 0.14, size = 0, normalized size = 0.00 \[\int \frac {\arcsinh \left (a \,x^{n}\right )}{x^{2}}\, dx\]
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 \begin {gather*} \text {Failed to integrate} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [F(-2)]
time = 0.00, size = 0, normalized size = 0.00 \begin {gather*} \text {Exception raised: TypeError} \end {gather*}
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 \begin {gather*} \int \frac {\operatorname {asinh}{\left (a x^{n} \right )}}{x^{2}}\, dx \end {gather*}
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 \begin {gather*} \text {could not integrate} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Mupad [F]
time = 0.00, size = -1, normalized size = -0.02 \begin {gather*} \int \frac {\mathrm {asinh}\left (a\,x^n\right )}{x^2} \,d x \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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