Optimal. Leaf size=63 \[ -\frac{81}{256} \sqrt{4 x^2+9} x+\frac{1}{6} \sqrt{4 x^2+9} x^5+\frac{3}{32} \sqrt{4 x^2+9} x^3+\frac{729}{512} \sinh ^{-1}\left (\frac{2 x}{3}\right ) \]
[Out]
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Rubi [A] time = 0.0590177, antiderivative size = 63, normalized size of antiderivative = 1., number of steps used = 4, number of rules used = 3, integrand size = 15, \(\frac{\text{number of rules}}{\text{integrand size}}\) = 0.2 \[ -\frac{81}{256} \sqrt{4 x^2+9} x+\frac{1}{6} \sqrt{4 x^2+9} x^5+\frac{3}{32} \sqrt{4 x^2+9} x^3+\frac{729}{512} \sinh ^{-1}\left (\frac{2 x}{3}\right ) \]
Antiderivative was successfully verified.
[In] Int[x^4*Sqrt[9 + 4*x^2],x]
[Out]
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Rubi in Sympy [A] time = 7.55554, size = 56, normalized size = 0.89 \[ \frac{x^{5} \sqrt{4 x^{2} + 9}}{6} + \frac{3 x^{3} \sqrt{4 x^{2} + 9}}{32} - \frac{81 x \sqrt{4 x^{2} + 9}}{256} + \frac{729 \operatorname{asinh}{\left (\frac{2 x}{3} \right )}}{512} \]
Verification of antiderivative is not currently implemented for this CAS.
[In] rubi_integrate(x**4*(4*x**2+9)**(1/2),x)
[Out]
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Mathematica [A] time = 0.022538, size = 39, normalized size = 0.62 \[ \frac{1}{768} x \sqrt{4 x^2+9} \left (128 x^4+72 x^2-243\right )+\frac{729}{512} \sinh ^{-1}\left (\frac{2 x}{3}\right ) \]
Antiderivative was successfully verified.
[In] Integrate[x^4*Sqrt[9 + 4*x^2],x]
[Out]
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Maple [A] time = 0.008, size = 46, normalized size = 0.7 \[{\frac{{x}^{3}}{24} \left ( 4\,{x}^{2}+9 \right ) ^{{\frac{3}{2}}}}-{\frac{9\,x}{128} \left ( 4\,{x}^{2}+9 \right ) ^{{\frac{3}{2}}}}+{\frac{81\,x}{256}\sqrt{4\,{x}^{2}+9}}+{\frac{729}{512}{\it Arcsinh} \left ({\frac{2\,x}{3}} \right ) } \]
Verification of antiderivative is not currently implemented for this CAS.
[In] int(x^4*(4*x^2+9)^(1/2),x)
[Out]
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Maxima [A] time = 1.4954, size = 61, normalized size = 0.97 \[ \frac{1}{24} \,{\left (4 \, x^{2} + 9\right )}^{\frac{3}{2}} x^{3} - \frac{9}{128} \,{\left (4 \, x^{2} + 9\right )}^{\frac{3}{2}} x + \frac{81}{256} \, \sqrt{4 \, x^{2} + 9} x + \frac{729}{512} \, \operatorname{arsinh}\left (\frac{2}{3} \, x\right ) \]
Verification of antiderivative is not currently implemented for this CAS.
[In] integrate(sqrt(4*x^2 + 9)*x^4,x, algorithm="maxima")
[Out]
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Fricas [A] time = 0.227408, size = 236, normalized size = 3.75 \[ -\frac{1048576 \, x^{12} + 5308416 \, x^{10} + 6967296 \, x^{8} - 3172608 \, x^{6} - 10707552 \, x^{4} - 4251528 \, x^{2} + 2187 \,{\left (2048 \, x^{6} + 6912 \, x^{4} + 5832 \, x^{2} - 4 \,{\left (256 \, x^{5} + 576 \, x^{3} + 243 \, x\right )} \sqrt{4 \, x^{2} + 9} + 729\right )} \log \left (-2 \, x + \sqrt{4 \, x^{2} + 9}\right ) - 2 \,{\left (262144 \, x^{11} + 1032192 \, x^{9} + 746496 \, x^{7} - 1166400 \, x^{5} - 1364688 \, x^{3} - 177147 \, x\right )} \sqrt{4 \, x^{2} + 9}}{1536 \,{\left (2048 \, x^{6} + 6912 \, x^{4} + 5832 \, x^{2} - 4 \,{\left (256 \, x^{5} + 576 \, x^{3} + 243 \, x\right )} \sqrt{4 \, x^{2} + 9} + 729\right )}} \]
Verification of antiderivative is not currently implemented for this CAS.
[In] integrate(sqrt(4*x^2 + 9)*x^4,x, algorithm="fricas")
[Out]
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Sympy [A] time = 15.3063, size = 75, normalized size = 1.19 \[ \frac{2 x^{7}}{3 \sqrt{4 x^{2} + 9}} + \frac{15 x^{5}}{8 \sqrt{4 x^{2} + 9}} - \frac{27 x^{3}}{64 \sqrt{4 x^{2} + 9}} - \frac{729 x}{256 \sqrt{4 x^{2} + 9}} + \frac{729 \operatorname{asinh}{\left (\frac{2 x}{3} \right )}}{512} \]
Verification of antiderivative is not currently implemented for this CAS.
[In] integrate(x**4*(4*x**2+9)**(1/2),x)
[Out]
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GIAC/XCAS [A] time = 0.206247, size = 58, normalized size = 0.92 \[ \frac{1}{768} \,{\left (8 \,{\left (16 \, x^{2} + 9\right )} x^{2} - 243\right )} \sqrt{4 \, x^{2} + 9} x - \frac{729}{512} \,{\rm ln}\left (-2 \, x + \sqrt{4 \, x^{2} + 9}\right ) \]
Verification of antiderivative is not currently implemented for this CAS.
[In] integrate(sqrt(4*x^2 + 9)*x^4,x, algorithm="giac")
[Out]