3.47 \(\int \frac{\left (a^2+2 a b x^3+b^2 x^6\right )^{3/2}}{x^{15}} \, dx\)

Optimal. Leaf size=167 \[ -\frac{3 a^2 b \sqrt{a^2+2 a b x^3+b^2 x^6}}{11 x^{11} \left (a+b x^3\right )}-\frac{3 a b^2 \sqrt{a^2+2 a b x^3+b^2 x^6}}{8 x^8 \left (a+b x^3\right )}-\frac{b^3 \sqrt{a^2+2 a b x^3+b^2 x^6}}{5 x^5 \left (a+b x^3\right )}-\frac{a^3 \sqrt{a^2+2 a b x^3+b^2 x^6}}{14 x^{14} \left (a+b x^3\right )} \]

[Out]

-(a^3*Sqrt[a^2 + 2*a*b*x^3 + b^2*x^6])/(14*x^14*(a + b*x^3)) - (3*a^2*b*Sqrt[a^2
+ 2*a*b*x^3 + b^2*x^6])/(11*x^11*(a + b*x^3)) - (3*a*b^2*Sqrt[a^2 + 2*a*b*x^3 +
b^2*x^6])/(8*x^8*(a + b*x^3)) - (b^3*Sqrt[a^2 + 2*a*b*x^3 + b^2*x^6])/(5*x^5*(a
+ b*x^3))

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Rubi [A]  time = 0.11513, antiderivative size = 167, normalized size of antiderivative = 1., number of steps used = 3, number of rules used = 2, integrand size = 26, \(\frac{\text{number of rules}}{\text{integrand size}}\) = 0.077 \[ -\frac{3 a^2 b \sqrt{a^2+2 a b x^3+b^2 x^6}}{11 x^{11} \left (a+b x^3\right )}-\frac{3 a b^2 \sqrt{a^2+2 a b x^3+b^2 x^6}}{8 x^8 \left (a+b x^3\right )}-\frac{b^3 \sqrt{a^2+2 a b x^3+b^2 x^6}}{5 x^5 \left (a+b x^3\right )}-\frac{a^3 \sqrt{a^2+2 a b x^3+b^2 x^6}}{14 x^{14} \left (a+b x^3\right )} \]

Antiderivative was successfully verified.

[In]  Int[(a^2 + 2*a*b*x^3 + b^2*x^6)^(3/2)/x^15,x]

[Out]

-(a^3*Sqrt[a^2 + 2*a*b*x^3 + b^2*x^6])/(14*x^14*(a + b*x^3)) - (3*a^2*b*Sqrt[a^2
+ 2*a*b*x^3 + b^2*x^6])/(11*x^11*(a + b*x^3)) - (3*a*b^2*Sqrt[a^2 + 2*a*b*x^3 +
b^2*x^6])/(8*x^8*(a + b*x^3)) - (b^3*Sqrt[a^2 + 2*a*b*x^3 + b^2*x^6])/(5*x^5*(a
+ b*x^3))

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Rubi in Sympy [A]  time = 17.0988, size = 138, normalized size = 0.83 \[ \frac{81 a b^{2} \sqrt{a^{2} + 2 a b x^{3} + b^{2} x^{6}}}{3080 x^{8} \left (a + b x^{3}\right )} + \frac{9 a \left (a + b x^{3}\right ) \sqrt{a^{2} + 2 a b x^{3} + b^{2} x^{6}}}{154 x^{14}} - \frac{27 b^{2} \sqrt{a^{2} + 2 a b x^{3} + b^{2} x^{6}}}{385 x^{8}} - \frac{10 \left (a^{2} + 2 a b x^{3} + b^{2} x^{6}\right )^{\frac{3}{2}}}{77 x^{14}} \]

Verification of antiderivative is not currently implemented for this CAS.

[In]  rubi_integrate((b**2*x**6+2*a*b*x**3+a**2)**(3/2)/x**15,x)

[Out]

81*a*b**2*sqrt(a**2 + 2*a*b*x**3 + b**2*x**6)/(3080*x**8*(a + b*x**3)) + 9*a*(a
+ b*x**3)*sqrt(a**2 + 2*a*b*x**3 + b**2*x**6)/(154*x**14) - 27*b**2*sqrt(a**2 +
2*a*b*x**3 + b**2*x**6)/(385*x**8) - 10*(a**2 + 2*a*b*x**3 + b**2*x**6)**(3/2)/(
77*x**14)

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Mathematica [A]  time = 0.0335502, size = 61, normalized size = 0.37 \[ -\frac{\sqrt{\left (a+b x^3\right )^2} \left (220 a^3+840 a^2 b x^3+1155 a b^2 x^6+616 b^3 x^9\right )}{3080 x^{14} \left (a+b x^3\right )} \]

Antiderivative was successfully verified.

[In]  Integrate[(a^2 + 2*a*b*x^3 + b^2*x^6)^(3/2)/x^15,x]

[Out]

-(Sqrt[(a + b*x^3)^2]*(220*a^3 + 840*a^2*b*x^3 + 1155*a*b^2*x^6 + 616*b^3*x^9))/
(3080*x^14*(a + b*x^3))

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Maple [A]  time = 0.011, size = 58, normalized size = 0.4 \[ -{\frac{616\,{b}^{3}{x}^{9}+1155\,a{x}^{6}{b}^{2}+840\,{x}^{3}{a}^{2}b+220\,{a}^{3}}{3080\,{x}^{14} \left ( b{x}^{3}+a \right ) ^{3}} \left ( \left ( b{x}^{3}+a \right ) ^{2} \right ) ^{{\frac{3}{2}}}} \]

Verification of antiderivative is not currently implemented for this CAS.

[In]  int((b^2*x^6+2*a*b*x^3+a^2)^(3/2)/x^15,x)

[Out]

-1/3080*(616*b^3*x^9+1155*a*b^2*x^6+840*a^2*b*x^3+220*a^3)*((b*x^3+a)^2)^(3/2)/x
^14/(b*x^3+a)^3

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Maxima [A]  time = 0.833543, size = 50, normalized size = 0.3 \[ -\frac{616 \, b^{3} x^{9} + 1155 \, a b^{2} x^{6} + 840 \, a^{2} b x^{3} + 220 \, a^{3}}{3080 \, x^{14}} \]

Verification of antiderivative is not currently implemented for this CAS.

[In]  integrate((b^2*x^6 + 2*a*b*x^3 + a^2)^(3/2)/x^15,x, algorithm="maxima")

[Out]

-1/3080*(616*b^3*x^9 + 1155*a*b^2*x^6 + 840*a^2*b*x^3 + 220*a^3)/x^14

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Fricas [A]  time = 0.263617, size = 50, normalized size = 0.3 \[ -\frac{616 \, b^{3} x^{9} + 1155 \, a b^{2} x^{6} + 840 \, a^{2} b x^{3} + 220 \, a^{3}}{3080 \, x^{14}} \]

Verification of antiderivative is not currently implemented for this CAS.

[In]  integrate((b^2*x^6 + 2*a*b*x^3 + a^2)^(3/2)/x^15,x, algorithm="fricas")

[Out]

-1/3080*(616*b^3*x^9 + 1155*a*b^2*x^6 + 840*a^2*b*x^3 + 220*a^3)/x^14

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Sympy [F]  time = 0., size = 0, normalized size = 0. \[ \int \frac{\left (\left (a + b x^{3}\right )^{2}\right )^{\frac{3}{2}}}{x^{15}}\, dx \]

Verification of antiderivative is not currently implemented for this CAS.

[In]  integrate((b**2*x**6+2*a*b*x**3+a**2)**(3/2)/x**15,x)

[Out]

Integral(((a + b*x**3)**2)**(3/2)/x**15, x)

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GIAC/XCAS [A]  time = 0.275275, size = 93, normalized size = 0.56 \[ -\frac{616 \, b^{3} x^{9}{\rm sign}\left (b x^{3} + a\right ) + 1155 \, a b^{2} x^{6}{\rm sign}\left (b x^{3} + a\right ) + 840 \, a^{2} b x^{3}{\rm sign}\left (b x^{3} + a\right ) + 220 \, a^{3}{\rm sign}\left (b x^{3} + a\right )}{3080 \, x^{14}} \]

Verification of antiderivative is not currently implemented for this CAS.

[In]  integrate((b^2*x^6 + 2*a*b*x^3 + a^2)^(3/2)/x^15,x, algorithm="giac")

[Out]

-1/3080*(616*b^3*x^9*sign(b*x^3 + a) + 1155*a*b^2*x^6*sign(b*x^3 + a) + 840*a^2*
b*x^3*sign(b*x^3 + a) + 220*a^3*sign(b*x^3 + a))/x^14