Optimal. Leaf size=81 \[ -\frac {e^{\text {ArcSin}(a x)} \cos (2 \text {ArcSin}(a x))}{10 a^4}+\frac {e^{\text {ArcSin}(a x)} \cos (4 \text {ArcSin}(a x))}{34 a^4}+\frac {e^{\text {ArcSin}(a x)} \sin (2 \text {ArcSin}(a x))}{20 a^4}-\frac {e^{\text {ArcSin}(a x)} \sin (4 \text {ArcSin}(a x))}{136 a^4} \]
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Rubi [A]
time = 0.05, antiderivative size = 81, normalized size of antiderivative = 1.00, number of steps
used = 6, number of rules used = 4, integrand size = 10, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.400, Rules used = {4920, 12, 4557,
4517} \begin {gather*} \frac {e^{\text {ArcSin}(a x)} \sin (2 \text {ArcSin}(a x))}{20 a^4}-\frac {e^{\text {ArcSin}(a x)} \sin (4 \text {ArcSin}(a x))}{136 a^4}-\frac {e^{\text {ArcSin}(a x)} \cos (2 \text {ArcSin}(a x))}{10 a^4}+\frac {e^{\text {ArcSin}(a x)} \cos (4 \text {ArcSin}(a x))}{34 a^4} \end {gather*}
Antiderivative was successfully verified.
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Rule 12
Rule 4517
Rule 4557
Rule 4920
Rubi steps
\begin {align*} \int e^{\sin ^{-1}(a x)} x^3 \, dx &=\frac {\text {Subst}\left (\int \frac {e^x \cos (x) \sin ^3(x)}{a^3} \, dx,x,\sin ^{-1}(a x)\right )}{a}\\ &=\frac {\text {Subst}\left (\int e^x \cos (x) \sin ^3(x) \, dx,x,\sin ^{-1}(a x)\right )}{a^4}\\ &=\frac {\text {Subst}\left (\int \left (\frac {1}{4} e^x \sin (2 x)-\frac {1}{8} e^x \sin (4 x)\right ) \, dx,x,\sin ^{-1}(a x)\right )}{a^4}\\ &=-\frac {\text {Subst}\left (\int e^x \sin (4 x) \, dx,x,\sin ^{-1}(a x)\right )}{8 a^4}+\frac {\text {Subst}\left (\int e^x \sin (2 x) \, dx,x,\sin ^{-1}(a x)\right )}{4 a^4}\\ &=-\frac {e^{\sin ^{-1}(a x)} \cos \left (2 \sin ^{-1}(a x)\right )}{10 a^4}+\frac {e^{\sin ^{-1}(a x)} \cos \left (4 \sin ^{-1}(a x)\right )}{34 a^4}+\frac {e^{\sin ^{-1}(a x)} \sin \left (2 \sin ^{-1}(a x)\right )}{20 a^4}-\frac {e^{\sin ^{-1}(a x)} \sin \left (4 \sin ^{-1}(a x)\right )}{136 a^4}\\ \end {align*}
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Mathematica [A]
time = 0.09, size = 50, normalized size = 0.62 \begin {gather*} \frac {e^{\text {ArcSin}(a x)} (-68 \cos (2 \text {ArcSin}(a x))+20 \cos (4 \text {ArcSin}(a x))+34 \sin (2 \text {ArcSin}(a x))-5 \sin (4 \text {ArcSin}(a x)))}{680 a^4} \end {gather*}
Antiderivative was successfully verified.
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Maple [F]
time = 0.01, size = 0, normalized size = 0.00 \[\int {\mathrm e}^{\arcsin \left (a x \right )} x^{3}\, dx\]
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 [A]
time = 2.86, size = 54, normalized size = 0.67 \begin {gather*} \frac {{\left (20 \, a^{4} x^{4} - 3 \, a^{2} x^{2} + {\left (5 \, a^{3} x^{3} + 6 \, a x\right )} \sqrt {-a^{2} x^{2} + 1} - 6\right )} e^{\left (\arcsin \left (a x\right )\right )}}{85 \, a^{4}} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [A]
time = 0.54, size = 100, normalized size = 1.23 \begin {gather*} \begin {cases} \frac {4 x^{4} e^{\operatorname {asin}{\left (a x \right )}}}{17} + \frac {x^{3} \sqrt {- a^{2} x^{2} + 1} e^{\operatorname {asin}{\left (a x \right )}}}{17 a} - \frac {3 x^{2} e^{\operatorname {asin}{\left (a x \right )}}}{85 a^{2}} + \frac {6 x \sqrt {- a^{2} x^{2} + 1} e^{\operatorname {asin}{\left (a x \right )}}}{85 a^{3}} - \frac {6 e^{\operatorname {asin}{\left (a x \right )}}}{85 a^{4}} & \text {for}\: a \neq 0 \\\frac {x^{4}}{4} & \text {otherwise} \end {cases} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [A]
time = 0.40, size = 97, normalized size = 1.20 \begin {gather*} -\frac {{\left (-a^{2} x^{2} + 1\right )}^{\frac {3}{2}} x e^{\left (\arcsin \left (a x\right )\right )}}{17 \, a^{3}} + \frac {11 \, \sqrt {-a^{2} x^{2} + 1} x e^{\left (\arcsin \left (a x\right )\right )}}{85 \, a^{3}} + \frac {4 \, {\left (a^{2} x^{2} - 1\right )}^{2} e^{\left (\arcsin \left (a x\right )\right )}}{17 \, a^{4}} + \frac {37 \, {\left (a^{2} x^{2} - 1\right )} e^{\left (\arcsin \left (a x\right )\right )}}{85 \, a^{4}} + \frac {11 \, e^{\left (\arcsin \left (a x\right )\right )}}{85 \, a^{4}} \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 x^3\,{\mathrm {e}}^{\mathrm {asin}\left (a\,x\right )} \,d x \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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