Optimal. Leaf size=27 \[ -\frac{a x^{-4 n}}{4 n}-\frac{b x^{-3 n}}{3 n} \]
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Rubi [A] time = 0.0233111, antiderivative size = 27, normalized size of antiderivative = 1., number of steps used = 2, number of rules used = 1, integrand size = 15, \(\frac{\text{number of rules}}{\text{integrand size}}\) = 0.067 \[ -\frac{a x^{-4 n}}{4 n}-\frac{b x^{-3 n}}{3 n} \]
Antiderivative was successfully verified.
[In] Int[x^(-1 - 4*n)*(a + b*x^n),x]
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Rubi in Sympy [A] time = 3.97649, size = 20, normalized size = 0.74 \[ - \frac{a x^{- 4 n}}{4 n} - \frac{b x^{- 3 n}}{3 n} \]
Verification of antiderivative is not currently implemented for this CAS.
[In] rubi_integrate(x**(-1-4*n)*(a+b*x**n),x)
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Mathematica [A] time = 0.0115411, size = 22, normalized size = 0.81 \[ -\frac{x^{-4 n} \left (3 a+4 b x^n\right )}{12 n} \]
Antiderivative was successfully verified.
[In] Integrate[x^(-1 - 4*n)*(a + b*x^n),x]
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Maple [A] time = 0.026, size = 27, normalized size = 1. \[{\frac{1}{ \left ({{\rm e}^{n\ln \left ( x \right ) }} \right ) ^{4}} \left ( -{\frac{a}{4\,n}}-{\frac{b{{\rm e}^{n\ln \left ( x \right ) }}}{3\,n}} \right ) } \]
Verification of antiderivative is not currently implemented for this CAS.
[In] int(x^(-1-4*n)*(a+b*x^n),x)
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Maxima [F] time = 0., size = 0, normalized size = 0. \[ \text{Exception raised: ValueError} \]
Verification of antiderivative is not currently implemented for this CAS.
[In] integrate((b*x^n + a)*x^(-4*n - 1),x, algorithm="maxima")
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Fricas [A] time = 0.222717, size = 30, normalized size = 1.11 \[ -\frac{4 \, b x^{n} + 3 \, a}{12 \, n x^{4 \, n}} \]
Verification of antiderivative is not currently implemented for this CAS.
[In] integrate((b*x^n + a)*x^(-4*n - 1),x, algorithm="fricas")
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Sympy [A] time = 15.8574, size = 27, normalized size = 1. \[ \begin{cases} - \frac{a x^{- 4 n}}{4 n} - \frac{b x^{- 3 n}}{3 n} & \text{for}\: n \neq 0 \\\left (a + b\right ) \log{\left (x \right )} & \text{otherwise} \end{cases} \]
Verification of antiderivative is not currently implemented for this CAS.
[In] integrate(x**(-1-4*n)*(a+b*x**n),x)
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GIAC/XCAS [A] time = 0.215324, size = 31, normalized size = 1.15 \[ -\frac{{\left (4 \, b e^{\left (n{\rm ln}\left (x\right )\right )} + 3 \, a\right )} e^{\left (-4 \, n{\rm ln}\left (x\right )\right )}}{12 \, n} \]
Verification of antiderivative is not currently implemented for this CAS.
[In] integrate((b*x^n + a)*x^(-4*n - 1),x, algorithm="giac")
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