Optimal. Leaf size=69 \[ -\frac {a+b \text {ArcSin}\left (c x^n\right )}{x}-\frac {b c n x^{-1+n} \, _2F_1\left (\frac {1}{2},-\frac {1-n}{2 n};\frac {1}{2} \left (3-\frac {1}{n}\right );c^2 x^{2 n}\right )}{1-n} \]
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Rubi [A]
time = 0.03, antiderivative size = 69, normalized size of antiderivative = 1.00, number of steps
used = 3, number of rules used = 3, integrand size = 14, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.214, Rules used = {4926, 12, 371}
\begin {gather*} -\frac {a+b \text {ArcSin}\left (c x^n\right )}{x}-\frac {b c n x^{n-1} \, _2F_1\left (\frac {1}{2},-\frac {1-n}{2 n};\frac {1}{2} \left (3-\frac {1}{n}\right );c^2 x^{2 n}\right )}{1-n} \end {gather*}
Antiderivative was successfully verified.
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Rule 12
Rule 371
Rule 4926
Rubi steps
\begin {align*} \int \frac {a+b \sin ^{-1}\left (c x^n\right )}{x^2} \, dx &=-\frac {a+b \sin ^{-1}\left (c x^n\right )}{x}+b \int \frac {c n x^{-2+n}}{\sqrt {1-c^2 x^{2 n}}} \, dx\\ &=-\frac {a+b \sin ^{-1}\left (c x^n\right )}{x}+(b c n) \int \frac {x^{-2+n}}{\sqrt {1-c^2 x^{2 n}}} \, dx\\ &=-\frac {a+b \sin ^{-1}\left (c x^n\right )}{x}-\frac {b c n x^{-1+n} \, _2F_1\left (\frac {1}{2},-\frac {1-n}{2 n};\frac {1}{2} \left (3-\frac {1}{n}\right );c^2 x^{2 n}\right )}{1-n}\\ \end {align*}
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Mathematica [A]
time = 0.05, size = 68, normalized size = 0.99 \begin {gather*} -\frac {a}{x}-\frac {b \text {ArcSin}\left (c x^n\right )}{x}+\frac {b c n x^{-1+n} \, _2F_1\left (\frac {1}{2},\frac {-1+n}{2 n};1+\frac {-1+n}{2 n};c^2 x^{2 n}\right )}{-1+n} \end {gather*}
Antiderivative was successfully verified.
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Maple [F]
time = 0.00, size = 0, normalized size = 0.00 \[\int \frac {a +b \arcsin \left (c \,x^{n}\right )}{x^{2}}\, dx\]
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 [C] Result contains complex when optimal does not.
time = 2.63, size = 60, normalized size = 0.87 \begin {gather*} - \frac {a}{x} - \frac {b \operatorname {asin}{\left (c x^{n} \right )}}{x} - \frac {i b \Gamma \left (- \frac {1}{2 n}\right ) {{}_{2}F_{1}\left (\begin {matrix} \frac {1}{2}, \frac {1}{2 n} \\ 1 + \frac {1}{2 n} \end {matrix}\middle | {\frac {x^{- 2 n}}{c^{2}}} \right )}}{2 x \Gamma \left (1 - \frac {1}{2 n}\right )} \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 = -0.01 \begin {gather*} \int \frac {a+b\,\mathrm {asin}\left (c\,x^n\right )}{x^2} \,d x \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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