3.20.86 \(\int \frac {(1-2 x)^{5/2}}{(2+3 x)^2 (3+5 x)^2} \, dx\) [1986]

3.20.86.1 Optimal result
3.20.86.2 Mathematica [A] (verified)
3.20.86.3 Rubi [A] (verified)
3.20.86.4 Maple [A] (verified)
3.20.86.5 Fricas [A] (verification not implemented)
3.20.86.6 Sympy [A] (verification not implemented)
3.20.86.7 Maxima [A] (verification not implemented)
3.20.86.8 Giac [A] (verification not implemented)
3.20.86.9 Mupad [B] (verification not implemented)

3.20.86.1 Optimal result

Integrand size = 24, antiderivative size = 106 \[ \int \frac {(1-2 x)^{5/2}}{(2+3 x)^2 (3+5 x)^2} \, dx=-\frac {748 \sqrt {1-2 x}}{15 (3+5 x)}+\frac {7 (1-2 x)^{3/2}}{3 (2+3 x) (3+5 x)}-\frac {910}{3} \sqrt {\frac {7}{3}} \text {arctanh}\left (\sqrt {\frac {3}{7}} \sqrt {1-2 x}\right )+\frac {1562}{5} \sqrt {\frac {11}{5}} \text {arctanh}\left (\sqrt {\frac {5}{11}} \sqrt {1-2 x}\right ) \]

output
7/3*(1-2*x)^(3/2)/(2+3*x)/(3+5*x)+1562/25*arctanh(1/11*55^(1/2)*(1-2*x)^(1 
/2))*55^(1/2)-910/9*arctanh(1/7*21^(1/2)*(1-2*x)^(1/2))*21^(1/2)-748/15*(1 
-2*x)^(1/2)/(3+5*x)
 
3.20.86.2 Mathematica [A] (verified)

Time = 0.21 (sec) , antiderivative size = 83, normalized size of antiderivative = 0.78 \[ \int \frac {(1-2 x)^{5/2}}{(2+3 x)^2 (3+5 x)^2} \, dx=\frac {2}{225} \left (-\frac {15 \sqrt {1-2 x} (1461+2314 x)}{12+38 x+30 x^2}-11375 \sqrt {21} \text {arctanh}\left (\sqrt {\frac {3}{7}} \sqrt {1-2 x}\right )+7029 \sqrt {55} \text {arctanh}\left (\sqrt {\frac {5}{11}} \sqrt {1-2 x}\right )\right ) \]

input
Integrate[(1 - 2*x)^(5/2)/((2 + 3*x)^2*(3 + 5*x)^2),x]
 
output
(2*((-15*Sqrt[1 - 2*x]*(1461 + 2314*x))/(12 + 38*x + 30*x^2) - 11375*Sqrt[ 
21]*ArcTanh[Sqrt[3/7]*Sqrt[1 - 2*x]] + 7029*Sqrt[55]*ArcTanh[Sqrt[5/11]*Sq 
rt[1 - 2*x]]))/225
 
3.20.86.3 Rubi [A] (verified)

Time = 0.20 (sec) , antiderivative size = 112, normalized size of antiderivative = 1.06, number of steps used = 7, number of rules used = 6, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.250, Rules used = {109, 166, 25, 174, 73, 219}

Below are the steps used by Rubi to obtain the solution. The rule number used for the transformation is given above next to the arrow. The rules definitions used are listed below.

\(\displaystyle \int \frac {(1-2 x)^{5/2}}{(3 x+2)^2 (5 x+3)^2} \, dx\)

\(\Big \downarrow \) 109

\(\displaystyle \frac {1}{3} \int \frac {(131-31 x) \sqrt {1-2 x}}{(3 x+2) (5 x+3)^2}dx+\frac {7 (1-2 x)^{3/2}}{3 (3 x+2) (5 x+3)}\)

\(\Big \downarrow \) 166

\(\displaystyle \frac {1}{3} \left (\frac {1}{5} \int -\frac {3771-2306 x}{\sqrt {1-2 x} (3 x+2) (5 x+3)}dx-\frac {748 \sqrt {1-2 x}}{5 (5 x+3)}\right )+\frac {7 (1-2 x)^{3/2}}{3 (3 x+2) (5 x+3)}\)

\(\Big \downarrow \) 25

\(\displaystyle \frac {1}{3} \left (-\frac {1}{5} \int \frac {3771-2306 x}{\sqrt {1-2 x} (3 x+2) (5 x+3)}dx-\frac {748 \sqrt {1-2 x}}{5 (5 x+3)}\right )+\frac {7 (1-2 x)^{3/2}}{3 (3 x+2) (5 x+3)}\)

\(\Big \downarrow \) 174

\(\displaystyle \frac {1}{3} \left (\frac {1}{5} \left (15925 \int \frac {1}{\sqrt {1-2 x} (3 x+2)}dx-25773 \int \frac {1}{\sqrt {1-2 x} (5 x+3)}dx\right )-\frac {748 \sqrt {1-2 x}}{5 (5 x+3)}\right )+\frac {7 (1-2 x)^{3/2}}{3 (3 x+2) (5 x+3)}\)

\(\Big \downarrow \) 73

\(\displaystyle \frac {1}{3} \left (\frac {1}{5} \left (25773 \int \frac {1}{\frac {11}{2}-\frac {5}{2} (1-2 x)}d\sqrt {1-2 x}-15925 \int \frac {1}{\frac {7}{2}-\frac {3}{2} (1-2 x)}d\sqrt {1-2 x}\right )-\frac {748 \sqrt {1-2 x}}{5 (5 x+3)}\right )+\frac {7 (1-2 x)^{3/2}}{3 (3 x+2) (5 x+3)}\)

\(\Big \downarrow \) 219

\(\displaystyle \frac {1}{3} \left (\frac {1}{5} \left (4686 \sqrt {\frac {11}{5}} \text {arctanh}\left (\sqrt {\frac {5}{11}} \sqrt {1-2 x}\right )-4550 \sqrt {\frac {7}{3}} \text {arctanh}\left (\sqrt {\frac {3}{7}} \sqrt {1-2 x}\right )\right )-\frac {748 \sqrt {1-2 x}}{5 (5 x+3)}\right )+\frac {7 (1-2 x)^{3/2}}{3 (3 x+2) (5 x+3)}\)

input
Int[(1 - 2*x)^(5/2)/((2 + 3*x)^2*(3 + 5*x)^2),x]
 
output
(7*(1 - 2*x)^(3/2))/(3*(2 + 3*x)*(3 + 5*x)) + ((-748*Sqrt[1 - 2*x])/(5*(3 
+ 5*x)) + (-4550*Sqrt[7/3]*ArcTanh[Sqrt[3/7]*Sqrt[1 - 2*x]] + 4686*Sqrt[11 
/5]*ArcTanh[Sqrt[5/11]*Sqrt[1 - 2*x]])/5)/3
 

3.20.86.3.1 Defintions of rubi rules used

rule 25
Int[-(Fx_), x_Symbol] :> Simp[Identity[-1]   Int[Fx, x], x]
 

rule 73
Int[((a_.) + (b_.)*(x_))^(m_)*((c_.) + (d_.)*(x_))^(n_), x_Symbol] :> With[ 
{p = Denominator[m]}, Simp[p/b   Subst[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] && Lt 
Q[-1, m, 0] && LeQ[-1, n, 0] && LeQ[Denominator[n], Denominator[m]] && IntL 
inearQ[a, b, c, d, m, n, x]
 

rule 109
Int[((a_.) + (b_.)*(x_))^(m_)*((c_.) + (d_.)*(x_))^(n_)*((e_.) + (f_.)*(x_) 
)^(p_), x_] :> Simp[(b*c - a*d)*(a + b*x)^(m + 1)*(c + d*x)^(n - 1)*((e + f 
*x)^(p + 1)/(b*(b*e - a*f)*(m + 1))), x] + Simp[1/(b*(b*e - a*f)*(m + 1)) 
 Int[(a + b*x)^(m + 1)*(c + d*x)^(n - 2)*(e + f*x)^p*Simp[a*d*(d*e*(n - 1) 
+ c*f*(p + 1)) + b*c*(d*e*(m - n + 2) - c*f*(m + p + 2)) + d*(a*d*f*(n + p) 
 + b*(d*e*(m + 1) - c*f*(m + n + p + 1)))*x, x], x], x] /; FreeQ[{a, b, c, 
d, e, f, p}, x] && LtQ[m, -1] && GtQ[n, 1] && (IntegersQ[2*m, 2*n, 2*p] || 
IntegersQ[m, n + p] || IntegersQ[p, m + n])
 

rule 166
Int[((a_.) + (b_.)*(x_))^(m_)*((c_.) + (d_.)*(x_))^(n_)*((e_.) + (f_.)*(x_) 
)^(p_)*((g_.) + (h_.)*(x_)), x_] :> 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] - Simp[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] /; FreeQ[{a, b, c, d, 
e, f, g, h, p}, x] && ILtQ[m, -1] && GtQ[n, 0]
 

rule 174
Int[(((e_.) + (f_.)*(x_))^(p_)*((g_.) + (h_.)*(x_)))/(((a_.) + (b_.)*(x_))* 
((c_.) + (d_.)*(x_))), x_] :> Simp[(b*g - a*h)/(b*c - a*d)   Int[(e + f*x)^ 
p/(a + b*x), x], x] - Simp[(d*g - c*h)/(b*c - a*d)   Int[(e + f*x)^p/(c + d 
*x), x], x] /; FreeQ[{a, b, c, d, e, f, g, h}, x]
 

rule 219
Int[((a_) + (b_.)*(x_)^2)^(-1), x_Symbol] :> Simp[(1/(Rt[a, 2]*Rt[-b, 2]))* 
ArcTanh[Rt[-b, 2]*(x/Rt[a, 2])], x] /; FreeQ[{a, b}, x] && NegQ[a/b] && (Gt 
Q[a, 0] || LtQ[b, 0])
 
3.20.86.4 Maple [A] (verified)

Time = 3.29 (sec) , antiderivative size = 69, normalized size of antiderivative = 0.65

method result size
risch \(\frac {\left (1461+2314 x \right ) \left (-1+2 x \right )}{15 \left (15 x^{2}+19 x +6\right ) \sqrt {1-2 x}}-\frac {910 \,\operatorname {arctanh}\left (\frac {\sqrt {21}\, \sqrt {1-2 x}}{7}\right ) \sqrt {21}}{9}+\frac {1562 \,\operatorname {arctanh}\left (\frac {\sqrt {55}\, \sqrt {1-2 x}}{11}\right ) \sqrt {55}}{25}\) \(69\)
derivativedivides \(\frac {242 \sqrt {1-2 x}}{25 \left (-\frac {6}{5}-2 x \right )}+\frac {1562 \,\operatorname {arctanh}\left (\frac {\sqrt {55}\, \sqrt {1-2 x}}{11}\right ) \sqrt {55}}{25}+\frac {98 \sqrt {1-2 x}}{9 \left (-\frac {4}{3}-2 x \right )}-\frac {910 \,\operatorname {arctanh}\left (\frac {\sqrt {21}\, \sqrt {1-2 x}}{7}\right ) \sqrt {21}}{9}\) \(70\)
default \(\frac {242 \sqrt {1-2 x}}{25 \left (-\frac {6}{5}-2 x \right )}+\frac {1562 \,\operatorname {arctanh}\left (\frac {\sqrt {55}\, \sqrt {1-2 x}}{11}\right ) \sqrt {55}}{25}+\frac {98 \sqrt {1-2 x}}{9 \left (-\frac {4}{3}-2 x \right )}-\frac {910 \,\operatorname {arctanh}\left (\frac {\sqrt {21}\, \sqrt {1-2 x}}{7}\right ) \sqrt {21}}{9}\) \(70\)
pseudoelliptic \(\frac {-22750 \,\operatorname {arctanh}\left (\frac {\sqrt {21}\, \sqrt {1-2 x}}{7}\right ) \left (15 x^{2}+19 x +6\right ) \sqrt {21}+14058 \,\operatorname {arctanh}\left (\frac {\sqrt {55}\, \sqrt {1-2 x}}{11}\right ) \left (15 x^{2}+19 x +6\right ) \sqrt {55}-15 \sqrt {1-2 x}\, \left (1461+2314 x \right )}{3375 x^{2}+4275 x +1350}\) \(85\)
trager \(-\frac {\left (1461+2314 x \right ) \sqrt {1-2 x}}{15 \left (15 x^{2}+19 x +6\right )}-\frac {455 \operatorname {RootOf}\left (\textit {\_Z}^{2}-21\right ) \ln \left (\frac {-3 \operatorname {RootOf}\left (\textit {\_Z}^{2}-21\right ) x +21 \sqrt {1-2 x}+5 \operatorname {RootOf}\left (\textit {\_Z}^{2}-21\right )}{2+3 x}\right )}{9}-\frac {781 \operatorname {RootOf}\left (\textit {\_Z}^{2}-55\right ) \ln \left (\frac {5 \operatorname {RootOf}\left (\textit {\_Z}^{2}-55\right ) x +55 \sqrt {1-2 x}-8 \operatorname {RootOf}\left (\textit {\_Z}^{2}-55\right )}{3+5 x}\right )}{25}\) \(116\)

input
int((1-2*x)^(5/2)/(2+3*x)^2/(3+5*x)^2,x,method=_RETURNVERBOSE)
 
output
1/15*(1461+2314*x)*(-1+2*x)/(15*x^2+19*x+6)/(1-2*x)^(1/2)-910/9*arctanh(1/ 
7*21^(1/2)*(1-2*x)^(1/2))*21^(1/2)+1562/25*arctanh(1/11*55^(1/2)*(1-2*x)^( 
1/2))*55^(1/2)
 
3.20.86.5 Fricas [A] (verification not implemented)

Time = 0.23 (sec) , antiderivative size = 122, normalized size of antiderivative = 1.15 \[ \int \frac {(1-2 x)^{5/2}}{(2+3 x)^2 (3+5 x)^2} \, dx=\frac {7029 \, \sqrt {11} \sqrt {5} {\left (15 \, x^{2} + 19 \, x + 6\right )} \log \left (-\frac {\sqrt {11} \sqrt {5} \sqrt {-2 \, x + 1} - 5 \, x + 8}{5 \, x + 3}\right ) + 11375 \, \sqrt {7} \sqrt {3} {\left (15 \, x^{2} + 19 \, x + 6\right )} \log \left (\frac {\sqrt {7} \sqrt {3} \sqrt {-2 \, x + 1} + 3 \, x - 5}{3 \, x + 2}\right ) - 15 \, {\left (2314 \, x + 1461\right )} \sqrt {-2 \, x + 1}}{225 \, {\left (15 \, x^{2} + 19 \, x + 6\right )}} \]

input
integrate((1-2*x)^(5/2)/(2+3*x)^2/(3+5*x)^2,x, algorithm="fricas")
 
output
1/225*(7029*sqrt(11)*sqrt(5)*(15*x^2 + 19*x + 6)*log(-(sqrt(11)*sqrt(5)*sq 
rt(-2*x + 1) - 5*x + 8)/(5*x + 3)) + 11375*sqrt(7)*sqrt(3)*(15*x^2 + 19*x 
+ 6)*log((sqrt(7)*sqrt(3)*sqrt(-2*x + 1) + 3*x - 5)/(3*x + 2)) - 15*(2314* 
x + 1461)*sqrt(-2*x + 1))/(15*x^2 + 19*x + 6)
 
3.20.86.6 Sympy [A] (verification not implemented)

Time = 26.76 (sec) , antiderivative size = 325, normalized size of antiderivative = 3.07 \[ \int \frac {(1-2 x)^{5/2}}{(2+3 x)^2 (3+5 x)^2} \, dx=\frac {448 \sqrt {21} \left (\log {\left (\sqrt {1 - 2 x} - \frac {\sqrt {21}}{3} \right )} - \log {\left (\sqrt {1 - 2 x} + \frac {\sqrt {21}}{3} \right )}\right )}{9} - \frac {792 \sqrt {55} \left (\log {\left (\sqrt {1 - 2 x} - \frac {\sqrt {55}}{5} \right )} - \log {\left (\sqrt {1 - 2 x} + \frac {\sqrt {55}}{5} \right )}\right )}{25} - \frac {1372 \left (\begin {cases} \frac {\sqrt {21} \left (- \frac {\log {\left (\frac {\sqrt {21} \sqrt {1 - 2 x}}{7} - 1 \right )}}{4} + \frac {\log {\left (\frac {\sqrt {21} \sqrt {1 - 2 x}}{7} + 1 \right )}}{4} - \frac {1}{4 \left (\frac {\sqrt {21} \sqrt {1 - 2 x}}{7} + 1\right )} - \frac {1}{4 \left (\frac {\sqrt {21} \sqrt {1 - 2 x}}{7} - 1\right )}\right )}{147} & \text {for}\: \sqrt {1 - 2 x} > - \frac {\sqrt {21}}{3} \wedge \sqrt {1 - 2 x} < \frac {\sqrt {21}}{3} \end {cases}\right )}{3} - \frac {5324 \left (\begin {cases} \frac {\sqrt {55} \left (- \frac {\log {\left (\frac {\sqrt {55} \sqrt {1 - 2 x}}{11} - 1 \right )}}{4} + \frac {\log {\left (\frac {\sqrt {55} \sqrt {1 - 2 x}}{11} + 1 \right )}}{4} - \frac {1}{4 \left (\frac {\sqrt {55} \sqrt {1 - 2 x}}{11} + 1\right )} - \frac {1}{4 \left (\frac {\sqrt {55} \sqrt {1 - 2 x}}{11} - 1\right )}\right )}{605} & \text {for}\: \sqrt {1 - 2 x} > - \frac {\sqrt {55}}{5} \wedge \sqrt {1 - 2 x} < \frac {\sqrt {55}}{5} \end {cases}\right )}{5} \]

input
integrate((1-2*x)**(5/2)/(2+3*x)**2/(3+5*x)**2,x)
 
output
448*sqrt(21)*(log(sqrt(1 - 2*x) - sqrt(21)/3) - log(sqrt(1 - 2*x) + sqrt(2 
1)/3))/9 - 792*sqrt(55)*(log(sqrt(1 - 2*x) - sqrt(55)/5) - log(sqrt(1 - 2* 
x) + sqrt(55)/5))/25 - 1372*Piecewise((sqrt(21)*(-log(sqrt(21)*sqrt(1 - 2* 
x)/7 - 1)/4 + log(sqrt(21)*sqrt(1 - 2*x)/7 + 1)/4 - 1/(4*(sqrt(21)*sqrt(1 
- 2*x)/7 + 1)) - 1/(4*(sqrt(21)*sqrt(1 - 2*x)/7 - 1)))/147, (sqrt(1 - 2*x) 
 > -sqrt(21)/3) & (sqrt(1 - 2*x) < sqrt(21)/3)))/3 - 5324*Piecewise((sqrt( 
55)*(-log(sqrt(55)*sqrt(1 - 2*x)/11 - 1)/4 + log(sqrt(55)*sqrt(1 - 2*x)/11 
 + 1)/4 - 1/(4*(sqrt(55)*sqrt(1 - 2*x)/11 + 1)) - 1/(4*(sqrt(55)*sqrt(1 - 
2*x)/11 - 1)))/605, (sqrt(1 - 2*x) > -sqrt(55)/5) & (sqrt(1 - 2*x) < sqrt( 
55)/5)))/5
 
3.20.86.7 Maxima [A] (verification not implemented)

Time = 0.29 (sec) , antiderivative size = 110, normalized size of antiderivative = 1.04 \[ \int \frac {(1-2 x)^{5/2}}{(2+3 x)^2 (3+5 x)^2} \, dx=-\frac {781}{25} \, \sqrt {55} \log \left (-\frac {\sqrt {55} - 5 \, \sqrt {-2 \, x + 1}}{\sqrt {55} + 5 \, \sqrt {-2 \, x + 1}}\right ) + \frac {455}{9} \, \sqrt {21} \log \left (-\frac {\sqrt {21} - 3 \, \sqrt {-2 \, x + 1}}{\sqrt {21} + 3 \, \sqrt {-2 \, x + 1}}\right ) + \frac {4 \, {\left (1157 \, {\left (-2 \, x + 1\right )}^{\frac {3}{2}} - 2618 \, \sqrt {-2 \, x + 1}\right )}}{15 \, {\left (15 \, {\left (2 \, x - 1\right )}^{2} + 136 \, x + 9\right )}} \]

input
integrate((1-2*x)^(5/2)/(2+3*x)^2/(3+5*x)^2,x, algorithm="maxima")
 
output
-781/25*sqrt(55)*log(-(sqrt(55) - 5*sqrt(-2*x + 1))/(sqrt(55) + 5*sqrt(-2* 
x + 1))) + 455/9*sqrt(21)*log(-(sqrt(21) - 3*sqrt(-2*x + 1))/(sqrt(21) + 3 
*sqrt(-2*x + 1))) + 4/15*(1157*(-2*x + 1)^(3/2) - 2618*sqrt(-2*x + 1))/(15 
*(2*x - 1)^2 + 136*x + 9)
 
3.20.86.8 Giac [A] (verification not implemented)

Time = 0.28 (sec) , antiderivative size = 116, normalized size of antiderivative = 1.09 \[ \int \frac {(1-2 x)^{5/2}}{(2+3 x)^2 (3+5 x)^2} \, dx=-\frac {781}{25} \, \sqrt {55} \log \left (\frac {{\left | -2 \, \sqrt {55} + 10 \, \sqrt {-2 \, x + 1} \right |}}{2 \, {\left (\sqrt {55} + 5 \, \sqrt {-2 \, x + 1}\right )}}\right ) + \frac {455}{9} \, \sqrt {21} \log \left (\frac {{\left | -2 \, \sqrt {21} + 6 \, \sqrt {-2 \, x + 1} \right |}}{2 \, {\left (\sqrt {21} + 3 \, \sqrt {-2 \, x + 1}\right )}}\right ) + \frac {4 \, {\left (1157 \, {\left (-2 \, x + 1\right )}^{\frac {3}{2}} - 2618 \, \sqrt {-2 \, x + 1}\right )}}{15 \, {\left (15 \, {\left (2 \, x - 1\right )}^{2} + 136 \, x + 9\right )}} \]

input
integrate((1-2*x)^(5/2)/(2+3*x)^2/(3+5*x)^2,x, algorithm="giac")
 
output
-781/25*sqrt(55)*log(1/2*abs(-2*sqrt(55) + 10*sqrt(-2*x + 1))/(sqrt(55) + 
5*sqrt(-2*x + 1))) + 455/9*sqrt(21)*log(1/2*abs(-2*sqrt(21) + 6*sqrt(-2*x 
+ 1))/(sqrt(21) + 3*sqrt(-2*x + 1))) + 4/15*(1157*(-2*x + 1)^(3/2) - 2618* 
sqrt(-2*x + 1))/(15*(2*x - 1)^2 + 136*x + 9)
 
3.20.86.9 Mupad [B] (verification not implemented)

Time = 0.11 (sec) , antiderivative size = 72, normalized size of antiderivative = 0.68 \[ \int \frac {(1-2 x)^{5/2}}{(2+3 x)^2 (3+5 x)^2} \, dx=\frac {1562\,\sqrt {55}\,\mathrm {atanh}\left (\frac {\sqrt {55}\,\sqrt {1-2\,x}}{11}\right )}{25}-\frac {910\,\sqrt {21}\,\mathrm {atanh}\left (\frac {\sqrt {21}\,\sqrt {1-2\,x}}{7}\right )}{9}-\frac {\frac {10472\,\sqrt {1-2\,x}}{225}-\frac {4628\,{\left (1-2\,x\right )}^{3/2}}{225}}{\frac {136\,x}{15}+{\left (2\,x-1\right )}^2+\frac {3}{5}} \]

input
int((1 - 2*x)^(5/2)/((3*x + 2)^2*(5*x + 3)^2),x)
 
output
(1562*55^(1/2)*atanh((55^(1/2)*(1 - 2*x)^(1/2))/11))/25 - (910*21^(1/2)*at 
anh((21^(1/2)*(1 - 2*x)^(1/2))/7))/9 - ((10472*(1 - 2*x)^(1/2))/225 - (462 
8*(1 - 2*x)^(3/2))/225)/((136*x)/15 + (2*x - 1)^2 + 3/5)