3.47 \(\int \frac {x^6}{(b x^2)^{3/2}} \, dx\)

Optimal. Leaf size=19 \[ \frac {x^5}{4 b \sqrt {b x^2}} \]

[Out]

1/4*x^5/b/(b*x^2)^(1/2)

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Rubi [A]  time = 0.00, antiderivative size = 19, normalized size of antiderivative = 1.00, number of steps used = 2, number of rules used = 2, integrand size = 13, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.154, Rules used = {15, 30} \[ \frac {x^5}{4 b \sqrt {b x^2}} \]

Antiderivative was successfully verified.

[In]

Int[x^6/(b*x^2)^(3/2),x]

[Out]

x^5/(4*b*Sqrt[b*x^2])

Rule 15

Int[(u_.)*((a_.)*(x_)^(n_))^(m_), x_Symbol] :> Dist[(a^IntPart[m]*(a*x^n)^FracPart[m])/x^(n*FracPart[m]), Int[
u*x^(m*n), x], x] /; FreeQ[{a, m, n}, x] &&  !IntegerQ[m]

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^6}{\left (b x^2\right )^{3/2}} \, dx &=\frac {x \int x^3 \, dx}{b \sqrt {b x^2}}\\ &=\frac {x^5}{4 b \sqrt {b x^2}}\\ \end {align*}

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Mathematica [A]  time = 0.00, size = 16, normalized size = 0.84 \[ \frac {x^7}{4 \left (b x^2\right )^{3/2}} \]

Antiderivative was successfully verified.

[In]

Integrate[x^6/(b*x^2)^(3/2),x]

[Out]

x^7/(4*(b*x^2)^(3/2))

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fricas [A]  time = 0.63, size = 15, normalized size = 0.79 \[ \frac {\sqrt {b x^{2}} x^{3}}{4 \, b^{2}} \]

Verification of antiderivative is not currently implemented for this CAS.

[In]

integrate(x^6/(b*x^2)^(3/2),x, algorithm="fricas")

[Out]

1/4*sqrt(b*x^2)*x^3/b^2

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giac [A]  time = 0.17, size = 15, normalized size = 0.79 \[ \frac {\sqrt {b x^{2}} x^{3}}{4 \, b^{2}} \]

Verification of antiderivative is not currently implemented for this CAS.

[In]

integrate(x^6/(b*x^2)^(3/2),x, algorithm="giac")

[Out]

1/4*sqrt(b*x^2)*x^3/b^2

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maple [A]  time = 0.00, size = 13, normalized size = 0.68 \[ \frac {x^{7}}{4 \left (b \,x^{2}\right )^{\frac {3}{2}}} \]

Verification of antiderivative is not currently implemented for this CAS.

[In]

int(1/(b*x^2)^(3/2)*x^6,x)

[Out]

1/4*x^7/(b*x^2)^(3/2)

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maxima [A]  time = 1.34, size = 15, normalized size = 0.79 \[ \frac {x^{5}}{4 \, \sqrt {b x^{2}} b} \]

Verification of antiderivative is not currently implemented for this CAS.

[In]

integrate(x^6/(b*x^2)^(3/2),x, algorithm="maxima")

[Out]

1/4*x^5/(sqrt(b*x^2)*b)

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mupad [F]  time = 0.00, size = -1, normalized size = -0.05 \[ \int \frac {x^6}{{\left (b\,x^2\right )}^{3/2}} \,d x \]

Verification of antiderivative is not currently implemented for this CAS.

[In]

int(x^6/(b*x^2)^(3/2),x)

[Out]

int(x^6/(b*x^2)^(3/2), x)

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sympy [A]  time = 0.85, size = 15, normalized size = 0.79 \[ \frac {x^{7}}{4 b^{\frac {3}{2}} \left (x^{2}\right )^{\frac {3}{2}}} \]

Verification of antiderivative is not currently implemented for this CAS.

[In]

integrate(x**6/(b*x**2)**(3/2),x)

[Out]

x**7/(4*b**(3/2)*(x**2)**(3/2))

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