3.3.43 \(\int \frac {2-3 x^5}{\sqrt {1+x^5} (1-a x^2+x^5)} \, dx\)

Optimal. Leaf size=24 \[ \frac {2 \tanh ^{-1}\left (\frac {\sqrt {a} x}{\sqrt {x^5+1}}\right )}{\sqrt {a}} \]

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Rubi [F]  time = 0.71, antiderivative size = 0, normalized size of antiderivative = 0.00, number of steps used = 0, number of rules used = 0, integrand size = 0, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.000, Rules used = {} \begin {gather*} \int \frac {2-3 x^5}{\sqrt {1+x^5} \left (1-a x^2+x^5\right )} \, dx \end {gather*}

Verification is not applicable to the result.

[In]

Int[(2 - 3*x^5)/(Sqrt[1 + x^5]*(1 - a*x^2 + x^5)),x]

[Out]

-3*x*Hypergeometric2F1[1/5, 1/2, 6/5, -x^5] - 5*Defer[Int][1/((-1 + a*x^2 - x^5)*Sqrt[1 + x^5]), x] + 3*a*Defe
r[Int][x^2/((-1 + a*x^2 - x^5)*Sqrt[1 + x^5]), x]

Rubi steps

\begin {align*} \int \frac {2-3 x^5}{\sqrt {1+x^5} \left (1-a x^2+x^5\right )} \, dx &=\int \left (-\frac {3}{\sqrt {1+x^5}}+\frac {5-3 a x^2}{\sqrt {1+x^5} \left (1-a x^2+x^5\right )}\right ) \, dx\\ &=-\left (3 \int \frac {1}{\sqrt {1+x^5}} \, dx\right )+\int \frac {5-3 a x^2}{\sqrt {1+x^5} \left (1-a x^2+x^5\right )} \, dx\\ &=-3 x \, _2F_1\left (\frac {1}{5},\frac {1}{2};\frac {6}{5};-x^5\right )+\int \left (-\frac {5}{\left (-1+a x^2-x^5\right ) \sqrt {1+x^5}}+\frac {3 a x^2}{\left (-1+a x^2-x^5\right ) \sqrt {1+x^5}}\right ) \, dx\\ &=-3 x \, _2F_1\left (\frac {1}{5},\frac {1}{2};\frac {6}{5};-x^5\right )-5 \int \frac {1}{\left (-1+a x^2-x^5\right ) \sqrt {1+x^5}} \, dx+(3 a) \int \frac {x^2}{\left (-1+a x^2-x^5\right ) \sqrt {1+x^5}} \, dx\\ \end {align*}

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Mathematica [F]  time = 0.17, size = 0, normalized size = 0.00 \begin {gather*} \int \frac {2-3 x^5}{\sqrt {1+x^5} \left (1-a x^2+x^5\right )} \, dx \end {gather*}

Verification is not applicable to the result.

[In]

Integrate[(2 - 3*x^5)/(Sqrt[1 + x^5]*(1 - a*x^2 + x^5)),x]

[Out]

Integrate[(2 - 3*x^5)/(Sqrt[1 + x^5]*(1 - a*x^2 + x^5)), x]

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IntegrateAlgebraic [A]  time = 5.04, size = 24, normalized size = 1.00 \begin {gather*} \frac {2 \tanh ^{-1}\left (\frac {\sqrt {a} x}{\sqrt {1+x^5}}\right )}{\sqrt {a}} \end {gather*}

Antiderivative was successfully verified.

[In]

IntegrateAlgebraic[(2 - 3*x^5)/(Sqrt[1 + x^5]*(1 - a*x^2 + x^5)),x]

[Out]

(2*ArcTanh[(Sqrt[a]*x)/Sqrt[1 + x^5]])/Sqrt[a]

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fricas [B]  time = 0.53, size = 136, normalized size = 5.67 \begin {gather*} \left [\frac {\log \left (\frac {x^{10} + 6 \, a x^{7} + a^{2} x^{4} + 2 \, x^{5} + 6 \, a x^{2} + 4 \, {\left (x^{6} + a x^{3} + x\right )} \sqrt {x^{5} + 1} \sqrt {a} + 1}{x^{10} - 2 \, a x^{7} + a^{2} x^{4} + 2 \, x^{5} - 2 \, a x^{2} + 1}\right )}{2 \, \sqrt {a}}, -\frac {\sqrt {-a} \arctan \left (\frac {{\left (x^{5} + a x^{2} + 1\right )} \sqrt {x^{5} + 1} \sqrt {-a}}{2 \, {\left (a x^{6} + a x\right )}}\right )}{a}\right ] \end {gather*}

Verification of antiderivative is not currently implemented for this CAS.

[In]

integrate((-3*x^5+2)/(x^5+1)^(1/2)/(x^5-a*x^2+1),x, algorithm="fricas")

[Out]

[1/2*log((x^10 + 6*a*x^7 + a^2*x^4 + 2*x^5 + 6*a*x^2 + 4*(x^6 + a*x^3 + x)*sqrt(x^5 + 1)*sqrt(a) + 1)/(x^10 -
2*a*x^7 + a^2*x^4 + 2*x^5 - 2*a*x^2 + 1))/sqrt(a), -sqrt(-a)*arctan(1/2*(x^5 + a*x^2 + 1)*sqrt(x^5 + 1)*sqrt(-
a)/(a*x^6 + a*x))/a]

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giac [F]  time = 0.00, size = 0, normalized size = 0.00 \begin {gather*} \int -\frac {3 \, x^{5} - 2}{{\left (x^{5} - a x^{2} + 1\right )} \sqrt {x^{5} + 1}}\,{d x} \end {gather*}

Verification of antiderivative is not currently implemented for this CAS.

[In]

integrate((-3*x^5+2)/(x^5+1)^(1/2)/(x^5-a*x^2+1),x, algorithm="giac")

[Out]

integrate(-(3*x^5 - 2)/((x^5 - a*x^2 + 1)*sqrt(x^5 + 1)), x)

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maple [F]  time = 0.02, size = 0, normalized size = 0.00 \[\int \frac {-3 x^{5}+2}{\sqrt {x^{5}+1}\, \left (x^{5}-a \,x^{2}+1\right )}\, dx\]

Verification of antiderivative is not currently implemented for this CAS.

[In]

int((-3*x^5+2)/(x^5+1)^(1/2)/(x^5-a*x^2+1),x)

[Out]

int((-3*x^5+2)/(x^5+1)^(1/2)/(x^5-a*x^2+1),x)

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maxima [F]  time = 0.00, size = 0, normalized size = 0.00 \begin {gather*} -\int \frac {3 \, x^{5} - 2}{{\left (x^{5} - a x^{2} + 1\right )} \sqrt {x^{5} + 1}}\,{d x} \end {gather*}

Verification of antiderivative is not currently implemented for this CAS.

[In]

integrate((-3*x^5+2)/(x^5+1)^(1/2)/(x^5-a*x^2+1),x, algorithm="maxima")

[Out]

-integrate((3*x^5 - 2)/((x^5 - a*x^2 + 1)*sqrt(x^5 + 1)), x)

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mupad [B]  time = 0.75, size = 44, normalized size = 1.83 \begin {gather*} \frac {\ln \left (\frac {a\,x^2+x^5+2\,\sqrt {a}\,x\,\sqrt {x^5+1}+1}{4\,x^5-4\,a\,x^2+4}\right )}{\sqrt {a}} \end {gather*}

Verification of antiderivative is not currently implemented for this CAS.

[In]

int(-(3*x^5 - 2)/((x^5 + 1)^(1/2)*(x^5 - a*x^2 + 1)),x)

[Out]

log((a*x^2 + x^5 + 2*a^(1/2)*x*(x^5 + 1)^(1/2) + 1)/(4*x^5 - 4*a*x^2 + 4))/a^(1/2)

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sympy [F]  time = 0.00, size = 0, normalized size = 0.00 \begin {gather*} - \int \frac {3 x^{5}}{- a x^{2} \sqrt {x^{5} + 1} + x^{5} \sqrt {x^{5} + 1} + \sqrt {x^{5} + 1}}\, dx - \int \left (- \frac {2}{- a x^{2} \sqrt {x^{5} + 1} + x^{5} \sqrt {x^{5} + 1} + \sqrt {x^{5} + 1}}\right )\, dx \end {gather*}

Verification of antiderivative is not currently implemented for this CAS.

[In]

integrate((-3*x**5+2)/(x**5+1)**(1/2)/(x**5-a*x**2+1),x)

[Out]

-Integral(3*x**5/(-a*x**2*sqrt(x**5 + 1) + x**5*sqrt(x**5 + 1) + sqrt(x**5 + 1)), x) - Integral(-2/(-a*x**2*sq
rt(x**5 + 1) + x**5*sqrt(x**5 + 1) + sqrt(x**5 + 1)), x)

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