3.1848 \(\int \frac{\sqrt{1-2 x} (2+3 x)^4}{(3+5 x)^3} \, dx\)

Optimal. Leaf size=120 \[ -\frac{\sqrt{1-2 x} (3 x+2)^4}{10 (5 x+3)^2}-\frac{131 \sqrt{1-2 x} (3 x+2)^3}{550 (5 x+3)}+\frac{1428 \sqrt{1-2 x} (3 x+2)^2}{6875}-\frac{21 (704-375 x) \sqrt{1-2 x}}{68750}-\frac{12803 \tanh ^{-1}\left (\sqrt{\frac{5}{11}} \sqrt{1-2 x}\right )}{34375 \sqrt{55}} \]

[Out]

(-21*(704 - 375*x)*Sqrt[1 - 2*x])/68750 + (1428*Sqrt[1 - 2*x]*(2 + 3*x)^2)/6875 - (Sqrt[1 - 2*x]*(2 + 3*x)^4)/
(10*(3 + 5*x)^2) - (131*Sqrt[1 - 2*x]*(2 + 3*x)^3)/(550*(3 + 5*x)) - (12803*ArcTanh[Sqrt[5/11]*Sqrt[1 - 2*x]])
/(34375*Sqrt[55])

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Rubi [A]  time = 0.037464, antiderivative size = 120, normalized size of antiderivative = 1., number of steps used = 6, number of rules used = 6, integrand size = 24, \(\frac{\text{number of rules}}{\text{integrand size}}\) = 0.25, Rules used = {97, 149, 153, 147, 63, 206} \[ -\frac{\sqrt{1-2 x} (3 x+2)^4}{10 (5 x+3)^2}-\frac{131 \sqrt{1-2 x} (3 x+2)^3}{550 (5 x+3)}+\frac{1428 \sqrt{1-2 x} (3 x+2)^2}{6875}-\frac{21 (704-375 x) \sqrt{1-2 x}}{68750}-\frac{12803 \tanh ^{-1}\left (\sqrt{\frac{5}{11}} \sqrt{1-2 x}\right )}{34375 \sqrt{55}} \]

Antiderivative was successfully verified.

[In]

Int[(Sqrt[1 - 2*x]*(2 + 3*x)^4)/(3 + 5*x)^3,x]

[Out]

(-21*(704 - 375*x)*Sqrt[1 - 2*x])/68750 + (1428*Sqrt[1 - 2*x]*(2 + 3*x)^2)/6875 - (Sqrt[1 - 2*x]*(2 + 3*x)^4)/
(10*(3 + 5*x)^2) - (131*Sqrt[1 - 2*x]*(2 + 3*x)^3)/(550*(3 + 5*x)) - (12803*ArcTanh[Sqrt[5/11]*Sqrt[1 - 2*x]])
/(34375*Sqrt[55])

Rule 97

Int[((a_.) + (b_.)*(x_))^(m_)*((c_.) + (d_.)*(x_))^(n_.)*((e_.) + (f_.)*(x_))^(p_.), x_Symbol] :> Simp[((a + b
*x)^(m + 1)*(c + d*x)^n*(e + f*x)^p)/(b*(m + 1)), x] - Dist[1/(b*(m + 1)), Int[(a + b*x)^(m + 1)*(c + d*x)^(n
- 1)*(e + f*x)^(p - 1)*Simp[d*e*n + c*f*p + d*f*(n + p)*x, x], x], x] /; FreeQ[{a, b, c, d, e, f}, x] && LtQ[m
, -1] && GtQ[n, 0] && GtQ[p, 0] && (IntegersQ[2*m, 2*n, 2*p] || IntegersQ[m, n + p] || IntegersQ[p, m + n])

Rule 149

Int[((a_.) + (b_.)*(x_))^(m_)*((c_.) + (d_.)*(x_))^(n_)*((e_.) + (f_.)*(x_))^(p_)*((g_.) + (h_.)*(x_)), x_Symb
ol] :> Simp[((b*g - a*h)*(a + b*x)^(m + 1)*(c + d*x)^n*(e + f*x)^(p + 1))/(b*(b*e - a*f)*(m + 1)), x] - Dist[1
/(b*(b*e - a*f)*(m + 1)), Int[(a + b*x)^(m + 1)*(c + d*x)^(n - 1)*(e + f*x)^p*Simp[b*c*(f*g - e*h)*(m + 1) + (
b*g - a*h)*(d*e*n + c*f*(p + 1)) + d*(b*(f*g - e*h)*(m + 1) + f*(b*g - a*h)*(n + p + 1))*x, x], x], x] /; Free
Q[{a, b, c, d, e, f, g, h, p}, x] && LtQ[m, -1] && GtQ[n, 0] && IntegerQ[m]

Rule 153

Int[((a_.) + (b_.)*(x_))^(m_)*((c_.) + (d_.)*(x_))^(n_)*((e_.) + (f_.)*(x_))^(p_)*((g_.) + (h_.)*(x_)), x_Symb
ol] :> Simp[(h*(a + b*x)^m*(c + d*x)^(n + 1)*(e + f*x)^(p + 1))/(d*f*(m + n + p + 2)), x] + Dist[1/(d*f*(m + n
+ p + 2)), Int[(a + b*x)^(m - 1)*(c + d*x)^n*(e + f*x)^p*Simp[a*d*f*g*(m + n + p + 2) - h*(b*c*e*m + a*(d*e*(
n + 1) + c*f*(p + 1))) + (b*d*f*g*(m + n + p + 2) + h*(a*d*f*m - b*(d*e*(m + n + 1) + c*f*(m + p + 1))))*x, x]
, x], x] /; FreeQ[{a, b, c, d, e, f, g, h, n, p}, x] && GtQ[m, 0] && NeQ[m + n + p + 2, 0] && IntegerQ[m]

Rule 147

Int[((a_.) + (b_.)*(x_))^(m_.)*((c_.) + (d_.)*(x_))^(n_.)*((e_) + (f_.)*(x_))*((g_.) + (h_.)*(x_)), x_Symbol]
:> -Simp[((a*d*f*h*(n + 2) + b*c*f*h*(m + 2) - b*d*(f*g + e*h)*(m + n + 3) - b*d*f*h*(m + n + 2)*x)*(a + b*x)^
(m + 1)*(c + d*x)^(n + 1))/(b^2*d^2*(m + n + 2)*(m + n + 3)), x] + Dist[(a^2*d^2*f*h*(n + 1)*(n + 2) + a*b*d*(
n + 1)*(2*c*f*h*(m + 1) - d*(f*g + e*h)*(m + n + 3)) + b^2*(c^2*f*h*(m + 1)*(m + 2) - c*d*(f*g + e*h)*(m + 1)*
(m + n + 3) + d^2*e*g*(m + n + 2)*(m + n + 3)))/(b^2*d^2*(m + n + 2)*(m + n + 3)), Int[(a + b*x)^m*(c + d*x)^n
, x], x] /; FreeQ[{a, b, c, d, e, f, g, h, m, n}, x] && NeQ[m + n + 2, 0] && NeQ[m + n + 3, 0]

Rule 63

Int[((a_.) + (b_.)*(x_))^(m_)*((c_.) + (d_.)*(x_))^(n_), x_Symbol] :> With[{p = Denominator[m]}, Dist[p/b, Sub
st[Int[x^(p*(m + 1) - 1)*(c - (a*d)/b + (d*x^p)/b)^n, x], x, (a + b*x)^(1/p)], x]] /; FreeQ[{a, b, c, d}, x] &
& NeQ[b*c - a*d, 0] && LtQ[-1, m, 0] && LeQ[-1, n, 0] && LeQ[Denominator[n], Denominator[m]] && IntLinearQ[a,
b, c, d, m, n, x]

Rule 206

Int[((a_) + (b_.)*(x_)^2)^(-1), x_Symbol] :> Simp[(1*ArcTanh[(Rt[-b, 2]*x)/Rt[a, 2]])/(Rt[a, 2]*Rt[-b, 2]), x]
/; FreeQ[{a, b}, x] && NegQ[a/b] && (GtQ[a, 0] || LtQ[b, 0])

Rubi steps

\begin{align*} \int \frac{\sqrt{1-2 x} (2+3 x)^4}{(3+5 x)^3} \, dx &=-\frac{\sqrt{1-2 x} (2+3 x)^4}{10 (3+5 x)^2}+\frac{1}{10} \int \frac{(10-27 x) (2+3 x)^3}{\sqrt{1-2 x} (3+5 x)^2} \, dx\\ &=-\frac{\sqrt{1-2 x} (2+3 x)^4}{10 (3+5 x)^2}-\frac{131 \sqrt{1-2 x} (2+3 x)^3}{550 (3+5 x)}+\frac{1}{550} \int \frac{(847-2856 x) (2+3 x)^2}{\sqrt{1-2 x} (3+5 x)} \, dx\\ &=\frac{1428 \sqrt{1-2 x} (2+3 x)^2}{6875}-\frac{\sqrt{1-2 x} (2+3 x)^4}{10 (3+5 x)^2}-\frac{131 \sqrt{1-2 x} (2+3 x)^3}{550 (3+5 x)}-\frac{\int \frac{(2+3 x) (-8078+7875 x)}{\sqrt{1-2 x} (3+5 x)} \, dx}{13750}\\ &=-\frac{21 (704-375 x) \sqrt{1-2 x}}{68750}+\frac{1428 \sqrt{1-2 x} (2+3 x)^2}{6875}-\frac{\sqrt{1-2 x} (2+3 x)^4}{10 (3+5 x)^2}-\frac{131 \sqrt{1-2 x} (2+3 x)^3}{550 (3+5 x)}+\frac{12803 \int \frac{1}{\sqrt{1-2 x} (3+5 x)} \, dx}{68750}\\ &=-\frac{21 (704-375 x) \sqrt{1-2 x}}{68750}+\frac{1428 \sqrt{1-2 x} (2+3 x)^2}{6875}-\frac{\sqrt{1-2 x} (2+3 x)^4}{10 (3+5 x)^2}-\frac{131 \sqrt{1-2 x} (2+3 x)^3}{550 (3+5 x)}-\frac{12803 \operatorname{Subst}\left (\int \frac{1}{\frac{11}{2}-\frac{5 x^2}{2}} \, dx,x,\sqrt{1-2 x}\right )}{68750}\\ &=-\frac{21 (704-375 x) \sqrt{1-2 x}}{68750}+\frac{1428 \sqrt{1-2 x} (2+3 x)^2}{6875}-\frac{\sqrt{1-2 x} (2+3 x)^4}{10 (3+5 x)^2}-\frac{131 \sqrt{1-2 x} (2+3 x)^3}{550 (3+5 x)}-\frac{12803 \tanh ^{-1}\left (\sqrt{\frac{5}{11}} \sqrt{1-2 x}\right )}{34375 \sqrt{55}}\\ \end{align*}

Mathematica [A]  time = 0.069112, size = 68, normalized size = 0.57 \[ \frac{\frac{55 \sqrt{1-2 x} \left (445500 x^4+1103850 x^3+506880 x^2-200305 x-121976\right )}{(5 x+3)^2}-25606 \sqrt{55} \tanh ^{-1}\left (\sqrt{\frac{5}{11}} \sqrt{1-2 x}\right )}{3781250} \]

Antiderivative was successfully verified.

[In]

Integrate[(Sqrt[1 - 2*x]*(2 + 3*x)^4)/(3 + 5*x)^3,x]

[Out]

((55*Sqrt[1 - 2*x]*(-121976 - 200305*x + 506880*x^2 + 1103850*x^3 + 445500*x^4))/(3 + 5*x)^2 - 25606*Sqrt[55]*
ArcTanh[Sqrt[5/11]*Sqrt[1 - 2*x]])/3781250

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Maple [A]  time = 0.01, size = 75, normalized size = 0.6 \begin{align*}{\frac{81}{1250} \left ( 1-2\,x \right ) ^{{\frac{5}{2}}}}-{\frac{369}{1250} \left ( 1-2\,x \right ) ^{{\frac{3}{2}}}}+{\frac{108}{3125}\sqrt{1-2\,x}}+{\frac{4}{125\, \left ( -10\,x-6 \right ) ^{2}} \left ({\frac{263}{220} \left ( 1-2\,x \right ) ^{{\frac{3}{2}}}}-{\frac{53}{20}\sqrt{1-2\,x}} \right ) }-{\frac{12803\,\sqrt{55}}{1890625}{\it Artanh} \left ({\frac{\sqrt{55}}{11}\sqrt{1-2\,x}} \right ) } \end{align*}

Verification of antiderivative is not currently implemented for this CAS.

[In]

int((2+3*x)^4*(1-2*x)^(1/2)/(3+5*x)^3,x)

[Out]

81/1250*(1-2*x)^(5/2)-369/1250*(1-2*x)^(3/2)+108/3125*(1-2*x)^(1/2)+4/125*(263/220*(1-2*x)^(3/2)-53/20*(1-2*x)
^(1/2))/(-10*x-6)^2-12803/1890625*arctanh(1/11*55^(1/2)*(1-2*x)^(1/2))*55^(1/2)

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Maxima [A]  time = 1.73919, size = 136, normalized size = 1.13 \begin{align*} \frac{81}{1250} \,{\left (-2 \, x + 1\right )}^{\frac{5}{2}} - \frac{369}{1250} \,{\left (-2 \, x + 1\right )}^{\frac{3}{2}} + \frac{12803}{3781250} \, \sqrt{55} \log \left (-\frac{\sqrt{55} - 5 \, \sqrt{-2 \, x + 1}}{\sqrt{55} + 5 \, \sqrt{-2 \, x + 1}}\right ) + \frac{108}{3125} \, \sqrt{-2 \, x + 1} + \frac{263 \,{\left (-2 \, x + 1\right )}^{\frac{3}{2}} - 583 \, \sqrt{-2 \, x + 1}}{6875 \,{\left (25 \,{\left (2 \, x - 1\right )}^{2} + 220 \, x + 11\right )}} \end{align*}

Verification of antiderivative is not currently implemented for this CAS.

[In]

integrate((2+3*x)^4*(1-2*x)^(1/2)/(3+5*x)^3,x, algorithm="maxima")

[Out]

81/1250*(-2*x + 1)^(5/2) - 369/1250*(-2*x + 1)^(3/2) + 12803/3781250*sqrt(55)*log(-(sqrt(55) - 5*sqrt(-2*x + 1
))/(sqrt(55) + 5*sqrt(-2*x + 1))) + 108/3125*sqrt(-2*x + 1) + 1/6875*(263*(-2*x + 1)^(3/2) - 583*sqrt(-2*x + 1
))/(25*(2*x - 1)^2 + 220*x + 11)

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Fricas [A]  time = 1.67665, size = 269, normalized size = 2.24 \begin{align*} \frac{12803 \, \sqrt{55}{\left (25 \, x^{2} + 30 \, x + 9\right )} \log \left (\frac{5 \, x + \sqrt{55} \sqrt{-2 \, x + 1} - 8}{5 \, x + 3}\right ) + 55 \,{\left (445500 \, x^{4} + 1103850 \, x^{3} + 506880 \, x^{2} - 200305 \, x - 121976\right )} \sqrt{-2 \, x + 1}}{3781250 \,{\left (25 \, x^{2} + 30 \, x + 9\right )}} \end{align*}

Verification of antiderivative is not currently implemented for this CAS.

[In]

integrate((2+3*x)^4*(1-2*x)^(1/2)/(3+5*x)^3,x, algorithm="fricas")

[Out]

1/3781250*(12803*sqrt(55)*(25*x^2 + 30*x + 9)*log((5*x + sqrt(55)*sqrt(-2*x + 1) - 8)/(5*x + 3)) + 55*(445500*
x^4 + 1103850*x^3 + 506880*x^2 - 200305*x - 121976)*sqrt(-2*x + 1))/(25*x^2 + 30*x + 9)

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Sympy [F(-1)]  time = 0., size = 0, normalized size = 0. \begin{align*} \text{Timed out} \end{align*}

Verification of antiderivative is not currently implemented for this CAS.

[In]

integrate((2+3*x)**4*(1-2*x)**(1/2)/(3+5*x)**3,x)

[Out]

Timed out

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Giac [A]  time = 2.64006, size = 138, normalized size = 1.15 \begin{align*} \frac{81}{1250} \,{\left (2 \, x - 1\right )}^{2} \sqrt{-2 \, x + 1} - \frac{369}{1250} \,{\left (-2 \, x + 1\right )}^{\frac{3}{2}} + \frac{12803}{3781250} \, \sqrt{55} \log \left (\frac{{\left | -2 \, \sqrt{55} + 10 \, \sqrt{-2 \, x + 1} \right |}}{2 \,{\left (\sqrt{55} + 5 \, \sqrt{-2 \, x + 1}\right )}}\right ) + \frac{108}{3125} \, \sqrt{-2 \, x + 1} + \frac{263 \,{\left (-2 \, x + 1\right )}^{\frac{3}{2}} - 583 \, \sqrt{-2 \, x + 1}}{27500 \,{\left (5 \, x + 3\right )}^{2}} \end{align*}

Verification of antiderivative is not currently implemented for this CAS.

[In]

integrate((2+3*x)^4*(1-2*x)^(1/2)/(3+5*x)^3,x, algorithm="giac")

[Out]

81/1250*(2*x - 1)^2*sqrt(-2*x + 1) - 369/1250*(-2*x + 1)^(3/2) + 12803/3781250*sqrt(55)*log(1/2*abs(-2*sqrt(55
) + 10*sqrt(-2*x + 1))/(sqrt(55) + 5*sqrt(-2*x + 1))) + 108/3125*sqrt(-2*x + 1) + 1/27500*(263*(-2*x + 1)^(3/2
) - 583*sqrt(-2*x + 1))/(5*x + 3)^2