3.3.21 \(\int \frac {-1+x^3}{x^6 \sqrt [4]{x+x^4}} \, dx\)

Optimal. Leaf size=23 \[ -\frac {4 \left (11 x^3-3\right ) \left (x^4+x\right )^{3/4}}{63 x^6} \]

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Rubi [A]  time = 0.07, antiderivative size = 33, normalized size of antiderivative = 1.43, number of steps used = 2, number of rules used = 2, integrand size = 18, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.111, Rules used = {2038, 2014} \begin {gather*} \frac {4 \left (x^4+x\right )^{3/4}}{21 x^6}-\frac {44 \left (x^4+x\right )^{3/4}}{63 x^3} \end {gather*}

Antiderivative was successfully verified.

[In]

Int[(-1 + x^3)/(x^6*(x + x^4)^(1/4)),x]

[Out]

(4*(x + x^4)^(3/4))/(21*x^6) - (44*(x + x^4)^(3/4))/(63*x^3)

Rule 2014

Int[((c_.)*(x_))^(m_.)*((a_.)*(x_)^(j_.) + (b_.)*(x_)^(n_.))^(p_), x_Symbol] :> -Simp[(c^(j - 1)*(c*x)^(m - j
+ 1)*(a*x^j + b*x^n)^(p + 1))/(a*(n - j)*(p + 1)), x] /; FreeQ[{a, b, c, j, m, n, p}, x] &&  !IntegerQ[p] && N
eQ[n, j] && EqQ[m + n*p + n - j + 1, 0] && (IntegerQ[j] || GtQ[c, 0])

Rule 2038

Int[((e_.)*(x_))^(m_.)*((a_.)*(x_)^(j_.) + (b_.)*(x_)^(jn_.))^(p_)*((c_) + (d_.)*(x_)^(n_.)), x_Symbol] :> Sim
p[(c*e^(j - 1)*(e*x)^(m - j + 1)*(a*x^j + b*x^(j + n))^(p + 1))/(a*(m + j*p + 1)), x] + Dist[(a*d*(m + j*p + 1
) - b*c*(m + n + p*(j + n) + 1))/(a*e^n*(m + j*p + 1)), Int[(e*x)^(m + n)*(a*x^j + b*x^(j + n))^p, x], x] /; F
reeQ[{a, b, c, d, e, j, p}, x] && EqQ[jn, j + n] &&  !IntegerQ[p] && NeQ[b*c - a*d, 0] && GtQ[n, 0] && (LtQ[m
+ j*p, -1] || (IntegersQ[m - 1/2, p - 1/2] && LtQ[p, 0] && LtQ[m, -(n*p) - 1])) && (GtQ[e, 0] || IntegersQ[j,
n]) && NeQ[m + j*p + 1, 0] && NeQ[m - n + j*p + 1, 0]

Rubi steps

\begin {align*} \int \frac {-1+x^3}{x^6 \sqrt [4]{x+x^4}} \, dx &=\frac {4 \left (x+x^4\right )^{3/4}}{21 x^6}+\frac {11}{7} \int \frac {1}{x^3 \sqrt [4]{x+x^4}} \, dx\\ &=\frac {4 \left (x+x^4\right )^{3/4}}{21 x^6}-\frac {44 \left (x+x^4\right )^{3/4}}{63 x^3}\\ \end {align*}

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Mathematica [A]  time = 0.01, size = 23, normalized size = 1.00 \begin {gather*} -\frac {4 \left (11 x^3-3\right ) \left (x^4+x\right )^{3/4}}{63 x^6} \end {gather*}

Antiderivative was successfully verified.

[In]

Integrate[(-1 + x^3)/(x^6*(x + x^4)^(1/4)),x]

[Out]

(-4*(-3 + 11*x^3)*(x + x^4)^(3/4))/(63*x^6)

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IntegrateAlgebraic [A]  time = 0.25, size = 23, normalized size = 1.00 \begin {gather*} -\frac {4 \left (-3+11 x^3\right ) \left (x+x^4\right )^{3/4}}{63 x^6} \end {gather*}

Antiderivative was successfully verified.

[In]

IntegrateAlgebraic[(-1 + x^3)/(x^6*(x + x^4)^(1/4)),x]

[Out]

(-4*(-3 + 11*x^3)*(x + x^4)^(3/4))/(63*x^6)

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fricas [A]  time = 0.44, size = 19, normalized size = 0.83 \begin {gather*} -\frac {4 \, {\left (x^{4} + x\right )}^{\frac {3}{4}} {\left (11 \, x^{3} - 3\right )}}{63 \, x^{6}} \end {gather*}

Verification of antiderivative is not currently implemented for this CAS.

[In]

integrate((x^3-1)/x^6/(x^4+x)^(1/4),x, algorithm="fricas")

[Out]

-4/63*(x^4 + x)^(3/4)*(11*x^3 - 3)/x^6

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giac [A]  time = 0.42, size = 19, normalized size = 0.83 \begin {gather*} \frac {4}{21} \, {\left (\frac {1}{x^{3}} + 1\right )}^{\frac {7}{4}} - \frac {8}{9} \, {\left (\frac {1}{x^{3}} + 1\right )}^{\frac {3}{4}} \end {gather*}

Verification of antiderivative is not currently implemented for this CAS.

[In]

integrate((x^3-1)/x^6/(x^4+x)^(1/4),x, algorithm="giac")

[Out]

4/21*(1/x^3 + 1)^(7/4) - 8/9*(1/x^3 + 1)^(3/4)

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maple [A]  time = 0.07, size = 20, normalized size = 0.87

method	result	size
trager	\(-\frac {4 \left (11 x^{3}-3\right ) \left (x^{4}+x \right )^{\frac {3}{4}}}{63 x^{6}}\)	\(20\)
risch	\(-\frac {4 \left (11 x^{6}+8 x^{3}-3\right )}{63 x^{5} \left (x \left (x^{3}+1\right )\right )^{\frac {1}{4}}}\)	\(27\)
gosper	\(-\frac {4 \left (11 x^{3}-3\right ) \left (1+x \right ) \left (x^{2}-x +1\right )}{63 \left (x^{4}+x \right )^{\frac {1}{4}} x^{5}}\)	\(31\)
meijerg	\(\frac {4 \left (1-\frac {4 x^{3}}{3}\right ) \left (x^{3}+1\right )^{\frac {3}{4}}}{21 x^{\frac {21}{4}}}-\frac {4 \left (x^{3}+1\right )^{\frac {3}{4}}}{9 x^{\frac {9}{4}}}\)	\(33\)

Verification of antiderivative is not currently implemented for this CAS.

[In]

int((x^3-1)/x^6/(x^4+x)^(1/4),x,method=_RETURNVERBOSE)

[Out]

-4/63*(11*x^3-3)*(x^4+x)^(3/4)/x^6

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maxima [B]  time = 0.63, size = 58, normalized size = 2.52 \begin {gather*} -\frac {4 \, {\left (x^{4} + x\right )}}{9 \, {\left (x^{2} - x + 1\right )}^{\frac {1}{4}} {\left (x + 1\right )}^{\frac {1}{4}} x^{\frac {13}{4}}} - \frac {4 \, {\left (4 \, x^{7} + x^{4} - 3 \, x\right )}}{63 \, {\left (x^{2} - x + 1\right )}^{\frac {1}{4}} {\left (x + 1\right )}^{\frac {1}{4}} x^{\frac {25}{4}}} \end {gather*}

Verification of antiderivative is not currently implemented for this CAS.

[In]

integrate((x^3-1)/x^6/(x^4+x)^(1/4),x, algorithm="maxima")

[Out]

-4/9*(x^4 + x)/((x^2 - x + 1)^(1/4)*(x + 1)^(1/4)*x^(13/4)) - 4/63*(4*x^7 + x^4 - 3*x)/((x^2 - x + 1)^(1/4)*(x
+ 1)^(1/4)*x^(25/4))

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mupad [B]  time = 0.18, size = 27, normalized size = 1.17 \begin {gather*} \frac {12\,{\left (x^4+x\right )}^{3/4}-44\,x^3\,{\left (x^4+x\right )}^{3/4}}{63\,x^6} \end {gather*}

Verification of antiderivative is not currently implemented for this CAS.

[In]

int((x^3 - 1)/(x^6*(x + x^4)^(1/4)),x)

[Out]

(12*(x + x^4)^(3/4) - 44*x^3*(x + x^4)^(3/4))/(63*x^6)

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sympy [F]  time = 0.00, size = 0, normalized size = 0.00 \begin {gather*} \int \frac {\left (x - 1\right ) \left (x^{2} + x + 1\right )}{x^{6} \sqrt [4]{x \left (x + 1\right ) \left (x^{2} - x + 1\right )}}\, dx \end {gather*}

Verification of antiderivative is not currently implemented for this CAS.

[In]

integrate((x**3-1)/x**6/(x**4+x)**(1/4),x)

[Out]

Integral((x - 1)*(x**2 + x + 1)/(x**6*(x*(x + 1)*(x**2 - x + 1))**(1/4)), x)

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