Optimal. Leaf size=43 \[ \frac{5 \text{Si}\left (2 \sin ^{-1}(a x)\right )}{32 a^6}-\frac{\text{Si}\left (4 \sin ^{-1}(a x)\right )}{8 a^6}+\frac{\text{Si}\left (6 \sin ^{-1}(a x)\right )}{32 a^6} \]
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Rubi [A] time = 0.0803015, antiderivative size = 43, normalized size of antiderivative = 1., number of steps used = 6, number of rules used = 3, integrand size = 10, \(\frac{\text{number of rules}}{\text{integrand size}}\) = 0.3, Rules used = {4635, 4406, 3299} \[ \frac{5 \text{Si}\left (2 \sin ^{-1}(a x)\right )}{32 a^6}-\frac{\text{Si}\left (4 \sin ^{-1}(a x)\right )}{8 a^6}+\frac{\text{Si}\left (6 \sin ^{-1}(a x)\right )}{32 a^6} \]
Antiderivative was successfully verified.
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Rule 4635
Rule 4406
Rule 3299
Rubi steps
\begin{align*} \int \frac{x^5}{\sin ^{-1}(a x)} \, dx &=\frac{\operatorname{Subst}\left (\int \frac{\cos (x) \sin ^5(x)}{x} \, dx,x,\sin ^{-1}(a x)\right )}{a^6}\\ &=\frac{\operatorname{Subst}\left (\int \left (\frac{5 \sin (2 x)}{32 x}-\frac{\sin (4 x)}{8 x}+\frac{\sin (6 x)}{32 x}\right ) \, dx,x,\sin ^{-1}(a x)\right )}{a^6}\\ &=\frac{\operatorname{Subst}\left (\int \frac{\sin (6 x)}{x} \, dx,x,\sin ^{-1}(a x)\right )}{32 a^6}-\frac{\operatorname{Subst}\left (\int \frac{\sin (4 x)}{x} \, dx,x,\sin ^{-1}(a x)\right )}{8 a^6}+\frac{5 \operatorname{Subst}\left (\int \frac{\sin (2 x)}{x} \, dx,x,\sin ^{-1}(a x)\right )}{32 a^6}\\ &=\frac{5 \text{Si}\left (2 \sin ^{-1}(a x)\right )}{32 a^6}-\frac{\text{Si}\left (4 \sin ^{-1}(a x)\right )}{8 a^6}+\frac{\text{Si}\left (6 \sin ^{-1}(a x)\right )}{32 a^6}\\ \end{align*}
Mathematica [A] time = 0.115433, size = 33, normalized size = 0.77 \[ \frac{5 \text{Si}\left (2 \sin ^{-1}(a x)\right )-4 \text{Si}\left (4 \sin ^{-1}(a x)\right )+\text{Si}\left (6 \sin ^{-1}(a x)\right )}{32 a^6} \]
Antiderivative was successfully verified.
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Maple [A] time = 0.031, size = 33, normalized size = 0.8 \begin{align*}{\frac{1}{{a}^{6}} \left ({\frac{5\,{\it Si} \left ( 2\,\arcsin \left ( ax \right ) \right ) }{32}}-{\frac{{\it Si} \left ( 4\,\arcsin \left ( ax \right ) \right ) }{8}}+{\frac{{\it Si} \left ( 6\,\arcsin \left ( ax \right ) \right ) }{32}} \right ) } \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [F] time = 0., size = 0, normalized size = 0. \begin{align*} \int \frac{x^{5}}{\arcsin \left (a x\right )}\,{d x} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [F] time = 0., size = 0, normalized size = 0. \begin{align*}{\rm integral}\left (\frac{x^{5}}{\arcsin \left (a x\right )}, x\right ) \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [F] time = 0., size = 0, normalized size = 0. \begin{align*} \int \frac{x^{5}}{\operatorname{asin}{\left (a x \right )}}\, dx \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [A] time = 1.27541, size = 50, normalized size = 1.16 \begin{align*} \frac{\operatorname{Si}\left (6 \, \arcsin \left (a x\right )\right )}{32 \, a^{6}} - \frac{\operatorname{Si}\left (4 \, \arcsin \left (a x\right )\right )}{8 \, a^{6}} + \frac{5 \, \operatorname{Si}\left (2 \, \arcsin \left (a x\right )\right )}{32 \, a^{6}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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