Integrand size = 28, antiderivative size = 127 \[ \int \frac {\sqrt {2+3 x} (3+5 x)^{3/2}}{(1-2 x)^{5/2}} \, dx=-\frac {23 \sqrt {2+3 x} \sqrt {3+5 x}}{7 \sqrt {1-2 x}}+\frac {\sqrt {2+3 x} (3+5 x)^{3/2}}{3 (1-2 x)^{3/2}}-\frac {139}{14} \sqrt {\frac {11}{3}} E\left (\arcsin \left (\sqrt {\frac {3}{7}} \sqrt {1-2 x}\right )|\frac {35}{33}\right )-\frac {23 \operatorname {EllipticF}\left (\arcsin \left (\sqrt {\frac {3}{7}} \sqrt {1-2 x}\right ),\frac {35}{33}\right )}{7 \sqrt {33}} \]
-139/42*EllipticE(1/7*21^(1/2)*(1-2*x)^(1/2),1/33*1155^(1/2))*33^(1/2)-23/ 231*EllipticF(1/7*21^(1/2)*(1-2*x)^(1/2),1/33*1155^(1/2))*33^(1/2)+1/3*(3+ 5*x)^(3/2)*(2+3*x)^(1/2)/(1-2*x)^(3/2)-23/7*(2+3*x)^(1/2)*(3+5*x)^(1/2)/(1 -2*x)^(1/2)
Result contains complex when optimal does not.
Time = 6.43 (sec) , antiderivative size = 111, normalized size of antiderivative = 0.87 \[ \int \frac {\sqrt {2+3 x} (3+5 x)^{3/2}}{(1-2 x)^{5/2}} \, dx=-\frac {22 (48-173 x) \sqrt {2+3 x} \sqrt {3+5 x}+1529 i \sqrt {33-66 x} (-1+2 x) E\left (i \text {arcsinh}\left (\sqrt {9+15 x}\right )|-\frac {2}{33}\right )-1575 i \sqrt {33-66 x} (-1+2 x) \operatorname {EllipticF}\left (i \text {arcsinh}\left (\sqrt {9+15 x}\right ),-\frac {2}{33}\right )}{462 (1-2 x)^{3/2}} \]
-1/462*(22*(48 - 173*x)*Sqrt[2 + 3*x]*Sqrt[3 + 5*x] + (1529*I)*Sqrt[33 - 6 6*x]*(-1 + 2*x)*EllipticE[I*ArcSinh[Sqrt[9 + 15*x]], -2/33] - (1575*I)*Sqr t[33 - 66*x]*(-1 + 2*x)*EllipticF[I*ArcSinh[Sqrt[9 + 15*x]], -2/33])/(1 - 2*x)^(3/2)
Time = 0.22 (sec) , antiderivative size = 137, normalized size of antiderivative = 1.08, number of steps used = 7, number of rules used = 7, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.250, Rules used = {108, 27, 167, 27, 176, 123, 129}
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.
| \(\displaystyle \int \frac {\sqrt {3 x+2} (5 x+3)^{3/2}}{(1-2 x)^{5/2}} \, dx\) |
| \(\Big \downarrow \) 108 |
| \(\displaystyle \frac {\sqrt {3 x+2} (5 x+3)^{3/2}}{3 (1-2 x)^{3/2}}-\frac {1}{3} \int \frac {3 \sqrt {5 x+3} (20 x+13)}{2 (1-2 x)^{3/2} \sqrt {3 x+2}}dx\) |
| \(\Big \downarrow \) 27 |
| \(\displaystyle \frac {\sqrt {3 x+2} (5 x+3)^{3/2}}{3 (1-2 x)^{3/2}}-\frac {1}{2} \int \frac {\sqrt {5 x+3} (20 x+13)}{(1-2 x)^{3/2} \sqrt {3 x+2}}dx\) |
| \(\Big \downarrow \) 167 |
| \(\displaystyle \frac {1}{2} \left (-\frac {1}{7} \int -\frac {5 (139 x+88)}{\sqrt {1-2 x} \sqrt {3 x+2} \sqrt {5 x+3}}dx-\frac {46 \sqrt {3 x+2} \sqrt {5 x+3}}{7 \sqrt {1-2 x}}\right )+\frac {\sqrt {3 x+2} (5 x+3)^{3/2}}{3 (1-2 x)^{3/2}}\) |
| \(\Big \downarrow \) 27 |
| \(\displaystyle \frac {1}{2} \left (\frac {5}{7} \int \frac {139 x+88}{\sqrt {1-2 x} \sqrt {3 x+2} \sqrt {5 x+3}}dx-\frac {46 \sqrt {3 x+2} \sqrt {5 x+3}}{7 \sqrt {1-2 x}}\right )+\frac {\sqrt {3 x+2} (5 x+3)^{3/2}}{3 (1-2 x)^{3/2}}\) |
| \(\Big \downarrow \) 176 |
| \(\displaystyle \frac {1}{2} \left (\frac {5}{7} \left (\frac {23}{5} \int \frac {1}{\sqrt {1-2 x} \sqrt {3 x+2} \sqrt {5 x+3}}dx+\frac {139}{5} \int \frac {\sqrt {5 x+3}}{\sqrt {1-2 x} \sqrt {3 x+2}}dx\right )-\frac {46 \sqrt {3 x+2} \sqrt {5 x+3}}{7 \sqrt {1-2 x}}\right )+\frac {\sqrt {3 x+2} (5 x+3)^{3/2}}{3 (1-2 x)^{3/2}}\) |
| \(\Big \downarrow \) 123 |
| \(\displaystyle \frac {1}{2} \left (\frac {5}{7} \left (\frac {23}{5} \int \frac {1}{\sqrt {1-2 x} \sqrt {3 x+2} \sqrt {5 x+3}}dx-\frac {139}{5} \sqrt {\frac {11}{3}} E\left (\arcsin \left (\sqrt {\frac {3}{7}} \sqrt {1-2 x}\right )|\frac {35}{33}\right )\right )-\frac {46 \sqrt {3 x+2} \sqrt {5 x+3}}{7 \sqrt {1-2 x}}\right )+\frac {\sqrt {3 x+2} (5 x+3)^{3/2}}{3 (1-2 x)^{3/2}}\) |
| \(\Big \downarrow \) 129 |
| \(\displaystyle \frac {1}{2} \left (\frac {5}{7} \left (-\frac {46 \operatorname {EllipticF}\left (\arcsin \left (\sqrt {\frac {3}{7}} \sqrt {1-2 x}\right ),\frac {35}{33}\right )}{5 \sqrt {33}}-\frac {139}{5} \sqrt {\frac {11}{3}} E\left (\arcsin \left (\sqrt {\frac {3}{7}} \sqrt {1-2 x}\right )|\frac {35}{33}\right )\right )-\frac {46 \sqrt {3 x+2} \sqrt {5 x+3}}{7 \sqrt {1-2 x}}\right )+\frac {\sqrt {3 x+2} (5 x+3)^{3/2}}{3 (1-2 x)^{3/2}}\) |
(Sqrt[2 + 3*x]*(3 + 5*x)^(3/2))/(3*(1 - 2*x)^(3/2)) + ((-46*Sqrt[2 + 3*x]* Sqrt[3 + 5*x])/(7*Sqrt[1 - 2*x]) + (5*((-139*Sqrt[11/3]*EllipticE[ArcSin[S qrt[3/7]*Sqrt[1 - 2*x]], 35/33])/5 - (46*EllipticF[ArcSin[Sqrt[3/7]*Sqrt[1 - 2*x]], 35/33])/(5*Sqrt[33])))/7)/2
3.30.57.3.1 Defintions of rubi rules used
Int[(a_)*(Fx_), x_Symbol] :> Simp[a Int[Fx, x], x] /; FreeQ[a, x] && !Ma tchQ[Fx, (b_)*(Gx_) /; FreeQ[b, x]]
Int[((a_.) + (b_.)*(x_))^(m_)*((c_.) + (d_.)*(x_))^(n_)*((e_.) + (f_.)*(x_) )^(p_), x_] :> Simp[(a + b*x)^(m + 1)*(c + d*x)^n*((e + f*x)^p/(b*(m + 1))) , x] - Simp[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])
Int[Sqrt[(e_.) + (f_.)*(x_)]/(Sqrt[(a_) + (b_.)*(x_)]*Sqrt[(c_) + (d_.)*(x_ )]), x_] :> Simp[(2/b)*Rt[-(b*e - a*f)/d, 2]*EllipticE[ArcSin[Sqrt[a + b*x] /Rt[-(b*c - a*d)/d, 2]], f*((b*c - a*d)/(d*(b*e - a*f)))], x] /; FreeQ[{a, b, c, d, e, f}, x] && GtQ[b/(b*c - a*d), 0] && GtQ[b/(b*e - a*f), 0] && !L tQ[-(b*c - a*d)/d, 0] && !(SimplerQ[c + d*x, a + b*x] && GtQ[-d/(b*c - a*d ), 0] && GtQ[d/(d*e - c*f), 0] && !LtQ[(b*c - a*d)/b, 0])
Int[1/(Sqrt[(a_) + (b_.)*(x_)]*Sqrt[(c_) + (d_.)*(x_)]*Sqrt[(e_) + (f_.)*(x _)]), x_] :> Simp[2*(Rt[-b/d, 2]/(b*Sqrt[(b*e - a*f)/b]))*EllipticF[ArcSin[ Sqrt[a + b*x]/(Rt[-b/d, 2]*Sqrt[(b*c - a*d)/b])], f*((b*c - a*d)/(d*(b*e - a*f)))], x] /; FreeQ[{a, b, c, d, e, f}, x] && GtQ[(b*c - a*d)/b, 0] && GtQ [(b*e - a*f)/b, 0] && PosQ[-b/d] && !(SimplerQ[c + d*x, a + b*x] && GtQ[(d *e - c*f)/d, 0] && GtQ[-d/b, 0]) && !(SimplerQ[c + d*x, a + b*x] && GtQ[(( -b)*e + a*f)/f, 0] && GtQ[-f/b, 0]) && !(SimplerQ[e + f*x, a + b*x] && GtQ [((-d)*e + c*f)/f, 0] && GtQ[((-b)*e + a*f)/f, 0] && (PosQ[-f/d] || PosQ[-f /b]))
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] && LtQ[m, -1] && GtQ[n, 0] && IntegersQ[2*m, 2*n, 2*p]
Int[((g_.) + (h_.)*(x_))/(Sqrt[(a_.) + (b_.)*(x_)]*Sqrt[(c_) + (d_.)*(x_)]* Sqrt[(e_) + (f_.)*(x_)]), x_] :> Simp[h/f Int[Sqrt[e + f*x]/(Sqrt[a + b*x ]*Sqrt[c + d*x]), x], x] + Simp[(f*g - e*h)/f Int[1/(Sqrt[a + b*x]*Sqrt[c + d*x]*Sqrt[e + f*x]), x], x] /; FreeQ[{a, b, c, d, e, f, g, h}, x] && Sim plerQ[a + b*x, e + f*x] && SimplerQ[c + d*x, e + f*x]
Leaf count of result is larger than twice the leaf count of optimal. \(218\) vs. \(2(93)=186\).
Time = 1.38 (sec) , antiderivative size = 219, normalized size of antiderivative = 1.72
| method | result | size |
| elliptic | \(\frac {\sqrt {-\left (-1+2 x \right ) \left (3+5 x \right ) \left (2+3 x \right )}\, \left (\frac {-\frac {865}{14} x^{2}-\frac {3287}{42} x -\frac {173}{7}}{\sqrt {\left (x -\frac {1}{2}\right ) \left (-30 x^{2}-38 x -12\right )}}+\frac {88 \sqrt {10+15 x}\, \sqrt {21-42 x}\, \sqrt {-15 x -9}\, F\left (\sqrt {10+15 x}, \frac {\sqrt {70}}{35}\right )}{147 \sqrt {-30 x^{3}-23 x^{2}+7 x +6}}+\frac {139 \sqrt {10+15 x}\, \sqrt {21-42 x}\, \sqrt {-15 x -9}\, \left (-\frac {7 E\left (\sqrt {10+15 x}, \frac {\sqrt {70}}{35}\right )}{6}+\frac {F\left (\sqrt {10+15 x}, \frac {\sqrt {70}}{35}\right )}{2}\right )}{147 \sqrt {-30 x^{3}-23 x^{2}+7 x +6}}+\frac {11 \sqrt {-30 x^{3}-23 x^{2}+7 x +6}}{24 \left (x -\frac {1}{2}\right )^{2}}\right )}{\sqrt {1-2 x}\, \sqrt {2+3 x}\, \sqrt {3+5 x}}\) | \(219\) |
| default | \(-\frac {\left (270 \sqrt {5}\, \sqrt {7}\, F\left (\sqrt {10+15 x}, \frac {\sqrt {70}}{35}\right ) x \sqrt {2+3 x}\, \sqrt {1-2 x}\, \sqrt {-3-5 x}-278 \sqrt {5}\, \sqrt {7}\, E\left (\sqrt {10+15 x}, \frac {\sqrt {70}}{35}\right ) x \sqrt {2+3 x}\, \sqrt {1-2 x}\, \sqrt {-3-5 x}-135 \sqrt {5}\, \sqrt {2+3 x}\, \sqrt {7}\, \sqrt {1-2 x}\, \sqrt {-3-5 x}\, F\left (\sqrt {10+15 x}, \frac {\sqrt {70}}{35}\right )+139 \sqrt {5}\, \sqrt {2+3 x}\, \sqrt {7}\, \sqrt {1-2 x}\, \sqrt {-3-5 x}\, E\left (\sqrt {10+15 x}, \frac {\sqrt {70}}{35}\right )-5190 x^{3}-5134 x^{2}-252 x +576\right ) \sqrt {1-2 x}\, \sqrt {2+3 x}\, \sqrt {3+5 x}}{42 \left (-1+2 x \right )^{2} \left (15 x^{2}+19 x +6\right )}\) | \(228\) |
(-(-1+2*x)*(3+5*x)*(2+3*x))^(1/2)/(1-2*x)^(1/2)/(2+3*x)^(1/2)/(3+5*x)^(1/2 )*(173/84*(-30*x^2-38*x-12)/((x-1/2)*(-30*x^2-38*x-12))^(1/2)+88/147*(10+1 5*x)^(1/2)*(21-42*x)^(1/2)*(-15*x-9)^(1/2)/(-30*x^3-23*x^2+7*x+6)^(1/2)*El lipticF((10+15*x)^(1/2),1/35*70^(1/2))+139/147*(10+15*x)^(1/2)*(21-42*x)^( 1/2)*(-15*x-9)^(1/2)/(-30*x^3-23*x^2+7*x+6)^(1/2)*(-7/6*EllipticE((10+15*x )^(1/2),1/35*70^(1/2))+1/2*EllipticF((10+15*x)^(1/2),1/35*70^(1/2)))+11/24 *(-30*x^3-23*x^2+7*x+6)^(1/2)/(x-1/2)^2)
Result contains higher order function than in optimal. Order 9 vs. order 4.
Time = 0.07 (sec) , antiderivative size = 88, normalized size of antiderivative = 0.69 \[ \int \frac {\sqrt {2+3 x} (3+5 x)^{3/2}}{(1-2 x)^{5/2}} \, dx=\frac {180 \, {\left (173 \, x - 48\right )} \sqrt {5 \, x + 3} \sqrt {3 \, x + 2} \sqrt {-2 \, x + 1} - 4723 \, \sqrt {-30} {\left (4 \, x^{2} - 4 \, x + 1\right )} {\rm weierstrassPInverse}\left (\frac {1159}{675}, \frac {38998}{91125}, x + \frac {23}{90}\right ) + 12510 \, \sqrt {-30} {\left (4 \, x^{2} - 4 \, x + 1\right )} {\rm weierstrassZeta}\left (\frac {1159}{675}, \frac {38998}{91125}, {\rm weierstrassPInverse}\left (\frac {1159}{675}, \frac {38998}{91125}, x + \frac {23}{90}\right )\right )}{3780 \, {\left (4 \, x^{2} - 4 \, x + 1\right )}} \]
1/3780*(180*(173*x - 48)*sqrt(5*x + 3)*sqrt(3*x + 2)*sqrt(-2*x + 1) - 4723 *sqrt(-30)*(4*x^2 - 4*x + 1)*weierstrassPInverse(1159/675, 38998/91125, x + 23/90) + 12510*sqrt(-30)*(4*x^2 - 4*x + 1)*weierstrassZeta(1159/675, 389 98/91125, weierstrassPInverse(1159/675, 38998/91125, x + 23/90)))/(4*x^2 - 4*x + 1)
\[ \int \frac {\sqrt {2+3 x} (3+5 x)^{3/2}}{(1-2 x)^{5/2}} \, dx=\int \frac {\sqrt {3 x + 2} \left (5 x + 3\right )^{\frac {3}{2}}}{\left (1 - 2 x\right )^{\frac {5}{2}}}\, dx \]
\[ \int \frac {\sqrt {2+3 x} (3+5 x)^{3/2}}{(1-2 x)^{5/2}} \, dx=\int { \frac {{\left (5 \, x + 3\right )}^{\frac {3}{2}} \sqrt {3 \, x + 2}}{{\left (-2 \, x + 1\right )}^{\frac {5}{2}}} \,d x } \]
\[ \int \frac {\sqrt {2+3 x} (3+5 x)^{3/2}}{(1-2 x)^{5/2}} \, dx=\int { \frac {{\left (5 \, x + 3\right )}^{\frac {3}{2}} \sqrt {3 \, x + 2}}{{\left (-2 \, x + 1\right )}^{\frac {5}{2}}} \,d x } \]
Timed out. \[ \int \frac {\sqrt {2+3 x} (3+5 x)^{3/2}}{(1-2 x)^{5/2}} \, dx=\int \frac {\sqrt {3\,x+2}\,{\left (5\,x+3\right )}^{3/2}}{{\left (1-2\,x\right )}^{5/2}} \,d x \]