3.1032 \(\int \frac{x^2}{\sqrt{a+(2+2 c-2 (1+c)) x^4}} \, dx\)

Optimal. Leaf size=12 \[ \frac{x^3}{3 \sqrt{a}} \]

[Out]

x^3/(3*Sqrt[a])

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Rubi [A]  time = 0.0014377, antiderivative size = 12, normalized size of antiderivative = 1., number of steps used = 3, number of rules used = 3, integrand size = 24, \(\frac{\text{number of rules}}{\text{integrand size}}\) = 0.125, Rules used = {2, 12, 30} \[ \frac{x^3}{3 \sqrt{a}} \]

Antiderivative was successfully verified.

[In]

Int[x^2/Sqrt[a + (2 + 2*c - 2*(1 + c))*x^4],x]

[Out]

x^3/(3*Sqrt[a])

Rule 2

Int[(u_.)*((a_.) + (b_.)*(x_)^(n_.))^(p_.), x_Symbol] :> Int[u*a^p, x] /; FreeQ[{a, b, n, p}, x] && EqQ[b, 0]

Rule 12

Int[(a_)*(u_), x_Symbol] :> Dist[a, Int[u, x], x] /; FreeQ[a, x] &&  !MatchQ[u, (b_)*(v_) /; FreeQ[b, x]]

Rule 30

Int[(x_)^(m_.), x_Symbol] :> Simp[x^(m + 1)/(m + 1), x] /; FreeQ[m, x] && NeQ[m, -1]

Rubi steps

\begin{align*} \int \frac{x^2}{\sqrt{a+(2+2 c-2 (1+c)) x^4}} \, dx &=\int \frac{x^2}{\sqrt{a}} \, dx\\ &=\frac{\int x^2 \, dx}{\sqrt{a}}\\ &=\frac{x^3}{3 \sqrt{a}}\\ \end{align*}

Mathematica [A]  time = 0.0005254, size = 12, normalized size = 1. \[ \frac{x^3}{3 \sqrt{a}} \]

Antiderivative was successfully verified.

[In]

Integrate[x^2/Sqrt[a + (2 + 2*c - 2*(1 + c))*x^4],x]

[Out]

x^3/(3*Sqrt[a])

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Maple [A]  time = 0.041, size = 9, normalized size = 0.8 \begin{align*}{\frac{{x}^{3}}{3}{\frac{1}{\sqrt{a}}}} \end{align*}

Verification of antiderivative is not currently implemented for this CAS.

[In]

int(x^2/a^(1/2),x)

[Out]

1/3*x^3/a^(1/2)

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Maxima [A]  time = 0.953583, size = 11, normalized size = 0.92 \begin{align*} \frac{x^{3}}{3 \, \sqrt{a}} \end{align*}

Verification of antiderivative is not currently implemented for this CAS.

[In]

integrate(x^2/a^(1/2),x, algorithm="maxima")

[Out]

1/3*x^3/sqrt(a)

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Fricas [A]  time = 1.253, size = 23, normalized size = 1.92 \begin{align*} \frac{x^{3}}{3 \, \sqrt{a}} \end{align*}

Verification of antiderivative is not currently implemented for this CAS.

[In]

integrate(x^2/a^(1/2),x, algorithm="fricas")

[Out]

1/3*x^3/sqrt(a)

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Sympy [A]  time = 0.055926, size = 8, normalized size = 0.67 \begin{align*} \frac{x^{3}}{3 \sqrt{a}} \end{align*}

Verification of antiderivative is not currently implemented for this CAS.

[In]

integrate(x**2/a**(1/2),x)

[Out]

x**3/(3*sqrt(a))

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Giac [A]  time = 1.16584, size = 11, normalized size = 0.92 \begin{align*} \frac{x^{3}}{3 \, \sqrt{a}} \end{align*}

Verification of antiderivative is not currently implemented for this CAS.

[In]

integrate(x^2/a^(1/2),x, algorithm="giac")

[Out]

1/3*x^3/sqrt(a)