Integrand size = 28, antiderivative size = 189 \[ \int \frac {\sqrt {1-2 x} (2+3 x)^{7/2}}{(3+5 x)^{3/2}} \, dx=-\frac {2 \sqrt {1-2 x} (2+3 x)^{7/2}}{5 \sqrt {3+5 x}}-\frac {2486 \sqrt {1-2 x} \sqrt {2+3 x} \sqrt {3+5 x}}{21875}+\frac {183 \sqrt {1-2 x} (2+3 x)^{3/2} \sqrt {3+5 x}}{4375}+\frac {48}{175} \sqrt {1-2 x} (2+3 x)^{5/2} \sqrt {3+5 x}-\frac {203179 \sqrt {\frac {11}{3}} E\left (\arcsin \left (\sqrt {\frac {3}{7}} \sqrt {1-2 x}\right )|\frac {35}{33}\right )}{218750}-\frac {38723 \operatorname {EllipticF}\left (\arcsin \left (\sqrt {\frac {3}{7}} \sqrt {1-2 x}\right ),\frac {35}{33}\right )}{109375 \sqrt {33}} \]
-203179/656250*EllipticE(1/7*21^(1/2)*(1-2*x)^(1/2),1/33*1155^(1/2))*33^(1 /2)-38723/3609375*EllipticF(1/7*21^(1/2)*(1-2*x)^(1/2),1/33*1155^(1/2))*33 ^(1/2)-2/5*(2+3*x)^(7/2)*(1-2*x)^(1/2)/(3+5*x)^(1/2)+183/4375*(2+3*x)^(3/2 )*(1-2*x)^(1/2)*(3+5*x)^(1/2)+48/175*(2+3*x)^(5/2)*(1-2*x)^(1/2)*(3+5*x)^( 1/2)-2486/21875*(1-2*x)^(1/2)*(2+3*x)^(1/2)*(3+5*x)^(1/2)
Result contains complex when optimal does not.
Time = 6.78 (sec) , antiderivative size = 103, normalized size of antiderivative = 0.54 \[ \int \frac {\sqrt {1-2 x} (2+3 x)^{7/2}}{(3+5 x)^{3/2}} \, dx=\frac {\frac {330 \sqrt {1-2 x} \sqrt {2+3 x} \left (32+25955 x+63225 x^2+33750 x^3\right )}{\sqrt {3+5 x}}+2234969 i \sqrt {33} E\left (i \text {arcsinh}\left (\sqrt {9+15 x}\right )|-\frac {2}{33}\right )-2312415 i \sqrt {33} \operatorname {EllipticF}\left (i \text {arcsinh}\left (\sqrt {9+15 x}\right ),-\frac {2}{33}\right )}{7218750} \]
((330*Sqrt[1 - 2*x]*Sqrt[2 + 3*x]*(32 + 25955*x + 63225*x^2 + 33750*x^3))/ Sqrt[3 + 5*x] + (2234969*I)*Sqrt[33]*EllipticE[I*ArcSinh[Sqrt[9 + 15*x]], -2/33] - (2312415*I)*Sqrt[33]*EllipticF[I*ArcSinh[Sqrt[9 + 15*x]], -2/33]) /7218750
Time = 0.26 (sec) , antiderivative size = 209, normalized size of antiderivative = 1.11, number of steps used = 11, number of rules used = 11, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.393, Rules used = {108, 27, 171, 25, 171, 27, 171, 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.
| \(\displaystyle \int \frac {\sqrt {1-2 x} (3 x+2)^{7/2}}{(5 x+3)^{3/2}} \, dx\) |
| \(\Big \downarrow \) 108 |
| \(\displaystyle \frac {2}{5} \int \frac {(17-48 x) (3 x+2)^{5/2}}{2 \sqrt {1-2 x} \sqrt {5 x+3}}dx-\frac {2 \sqrt {1-2 x} (3 x+2)^{7/2}}{5 \sqrt {5 x+3}}\) |
| \(\Big \downarrow \) 27 |
| \(\displaystyle \frac {1}{5} \int \frac {(17-48 x) (3 x+2)^{5/2}}{\sqrt {1-2 x} \sqrt {5 x+3}}dx-\frac {2 \sqrt {1-2 x} (3 x+2)^{7/2}}{5 \sqrt {5 x+3}}\) |
| \(\Big \downarrow \) 171 |
| \(\displaystyle \frac {1}{5} \left (\frac {48}{35} \sqrt {1-2 x} (3 x+2)^{5/2} \sqrt {5 x+3}-\frac {1}{35} \int -\frac {(158-183 x) (3 x+2)^{3/2}}{\sqrt {1-2 x} \sqrt {5 x+3}}dx\right )-\frac {2 \sqrt {1-2 x} (3 x+2)^{7/2}}{5 \sqrt {5 x+3}}\) |
| \(\Big \downarrow \) 25 |
| \(\displaystyle \frac {1}{5} \left (\frac {1}{35} \int \frac {(158-183 x) (3 x+2)^{3/2}}{\sqrt {1-2 x} \sqrt {5 x+3}}dx+\frac {48}{35} \sqrt {1-2 x} \sqrt {5 x+3} (3 x+2)^{5/2}\right )-\frac {2 \sqrt {1-2 x} (3 x+2)^{7/2}}{5 \sqrt {5 x+3}}\) |
| \(\Big \downarrow \) 171 |
| \(\displaystyle \frac {1}{5} \left (\frac {1}{35} \left (\frac {183}{25} \sqrt {1-2 x} (3 x+2)^{3/2} \sqrt {5 x+3}-\frac {1}{25} \int -\frac {\sqrt {3 x+2} (14916 x+11225)}{2 \sqrt {1-2 x} \sqrt {5 x+3}}dx\right )+\frac {48}{35} \sqrt {1-2 x} \sqrt {5 x+3} (3 x+2)^{5/2}\right )-\frac {2 \sqrt {1-2 x} (3 x+2)^{7/2}}{5 \sqrt {5 x+3}}\) |
| \(\Big \downarrow \) 27 |
| \(\displaystyle \frac {1}{5} \left (\frac {1}{35} \left (\frac {1}{50} \int \frac {\sqrt {3 x+2} (14916 x+11225)}{\sqrt {1-2 x} \sqrt {5 x+3}}dx+\frac {183}{25} \sqrt {1-2 x} \sqrt {5 x+3} (3 x+2)^{3/2}\right )+\frac {48}{35} \sqrt {1-2 x} \sqrt {5 x+3} (3 x+2)^{5/2}\right )-\frac {2 \sqrt {1-2 x} (3 x+2)^{7/2}}{5 \sqrt {5 x+3}}\) |
| \(\Big \downarrow \) 171 |
| \(\displaystyle \frac {1}{5} \left (\frac {1}{35} \left (\frac {1}{50} \left (-\frac {1}{15} \int -\frac {3 (203179 x+129652)}{\sqrt {1-2 x} \sqrt {3 x+2} \sqrt {5 x+3}}dx-\frac {4972}{5} \sqrt {1-2 x} \sqrt {3 x+2} \sqrt {5 x+3}\right )+\frac {183}{25} \sqrt {1-2 x} \sqrt {5 x+3} (3 x+2)^{3/2}\right )+\frac {48}{35} \sqrt {1-2 x} \sqrt {5 x+3} (3 x+2)^{5/2}\right )-\frac {2 \sqrt {1-2 x} (3 x+2)^{7/2}}{5 \sqrt {5 x+3}}\) |
| \(\Big \downarrow \) 27 |
| \(\displaystyle \frac {1}{5} \left (\frac {1}{35} \left (\frac {1}{50} \left (\frac {1}{5} \int \frac {203179 x+129652}{\sqrt {1-2 x} \sqrt {3 x+2} \sqrt {5 x+3}}dx-\frac {4972}{5} \sqrt {1-2 x} \sqrt {3 x+2} \sqrt {5 x+3}\right )+\frac {183}{25} \sqrt {1-2 x} \sqrt {5 x+3} (3 x+2)^{3/2}\right )+\frac {48}{35} \sqrt {1-2 x} \sqrt {5 x+3} (3 x+2)^{5/2}\right )-\frac {2 \sqrt {1-2 x} (3 x+2)^{7/2}}{5 \sqrt {5 x+3}}\) |
| \(\Big \downarrow \) 176 |
| \(\displaystyle \frac {1}{5} \left (\frac {1}{35} \left (\frac {1}{50} \left (\frac {1}{5} \left (\frac {38723}{5} \int \frac {1}{\sqrt {1-2 x} \sqrt {3 x+2} \sqrt {5 x+3}}dx+\frac {203179}{5} \int \frac {\sqrt {5 x+3}}{\sqrt {1-2 x} \sqrt {3 x+2}}dx\right )-\frac {4972}{5} \sqrt {1-2 x} \sqrt {3 x+2} \sqrt {5 x+3}\right )+\frac {183}{25} \sqrt {1-2 x} \sqrt {5 x+3} (3 x+2)^{3/2}\right )+\frac {48}{35} \sqrt {1-2 x} \sqrt {5 x+3} (3 x+2)^{5/2}\right )-\frac {2 \sqrt {1-2 x} (3 x+2)^{7/2}}{5 \sqrt {5 x+3}}\) |
| \(\Big \downarrow \) 123 |
| \(\displaystyle \frac {1}{5} \left (\frac {1}{35} \left (\frac {1}{50} \left (\frac {1}{5} \left (\frac {38723}{5} \int \frac {1}{\sqrt {1-2 x} \sqrt {3 x+2} \sqrt {5 x+3}}dx-\frac {203179}{5} \sqrt {\frac {11}{3}} E\left (\arcsin \left (\sqrt {\frac {3}{7}} \sqrt {1-2 x}\right )|\frac {35}{33}\right )\right )-\frac {4972}{5} \sqrt {1-2 x} \sqrt {3 x+2} \sqrt {5 x+3}\right )+\frac {183}{25} \sqrt {1-2 x} \sqrt {5 x+3} (3 x+2)^{3/2}\right )+\frac {48}{35} \sqrt {1-2 x} \sqrt {5 x+3} (3 x+2)^{5/2}\right )-\frac {2 \sqrt {1-2 x} (3 x+2)^{7/2}}{5 \sqrt {5 x+3}}\) |
| \(\Big \downarrow \) 129 |
| \(\displaystyle \frac {1}{5} \left (\frac {1}{35} \left (\frac {1}{50} \left (\frac {1}{5} \left (-\frac {77446 \operatorname {EllipticF}\left (\arcsin \left (\sqrt {\frac {3}{7}} \sqrt {1-2 x}\right ),\frac {35}{33}\right )}{5 \sqrt {33}}-\frac {203179}{5} \sqrt {\frac {11}{3}} E\left (\arcsin \left (\sqrt {\frac {3}{7}} \sqrt {1-2 x}\right )|\frac {35}{33}\right )\right )-\frac {4972}{5} \sqrt {1-2 x} \sqrt {3 x+2} \sqrt {5 x+3}\right )+\frac {183}{25} \sqrt {1-2 x} \sqrt {5 x+3} (3 x+2)^{3/2}\right )+\frac {48}{35} \sqrt {1-2 x} \sqrt {5 x+3} (3 x+2)^{5/2}\right )-\frac {2 \sqrt {1-2 x} (3 x+2)^{7/2}}{5 \sqrt {5 x+3}}\) |
(-2*Sqrt[1 - 2*x]*(2 + 3*x)^(7/2))/(5*Sqrt[3 + 5*x]) + ((48*Sqrt[1 - 2*x]* (2 + 3*x)^(5/2)*Sqrt[3 + 5*x])/35 + ((183*Sqrt[1 - 2*x]*(2 + 3*x)^(3/2)*Sq rt[3 + 5*x])/25 + ((-4972*Sqrt[1 - 2*x]*Sqrt[2 + 3*x]*Sqrt[3 + 5*x])/5 + ( (-203179*Sqrt[11/3]*EllipticE[ArcSin[Sqrt[3/7]*Sqrt[1 - 2*x]], 35/33])/5 - (77446*EllipticF[ArcSin[Sqrt[3/7]*Sqrt[1 - 2*x]], 35/33])/(5*Sqrt[33]))/5 )/50)/35)/5
3.27.82.3.1 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[h*(a + b*x)^m*(c + d*x)^(n + 1)*(( e + f*x)^(p + 1)/(d*f*(m + n + p + 2))), x] + Simp[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] /; Fre eQ[{a, b, c, d, e, f, g, h, n, p}, x] && GtQ[m, 0] && NeQ[m + n + p + 2, 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]
Time = 1.26 (sec) , antiderivative size = 150, normalized size of antiderivative = 0.79
| method | result | size |
| default | \(-\frac {\sqrt {2+3 x}\, \sqrt {1-2 x}\, \sqrt {3+5 x}\, \left (198207 \sqrt {5}\, \sqrt {2+3 x}\, \sqrt {7}\, \sqrt {1-2 x}\, \sqrt {-3-5 x}\, F\left (\sqrt {10+15 x}, \frac {\sqrt {70}}{35}\right )-203179 \sqrt {5}\, \sqrt {2+3 x}\, \sqrt {7}\, \sqrt {1-2 x}\, \sqrt {-3-5 x}\, E\left (\sqrt {10+15 x}, \frac {\sqrt {70}}{35}\right )-6075000 x^{5}-12393000 x^{4}-4543650 x^{3}+3009090 x^{2}+1556340 x +1920\right )}{656250 \left (30 x^{3}+23 x^{2}-7 x -6\right )}\) | \(150\) |
| elliptic | \(\frac {\sqrt {-\left (-1+2 x \right ) \left (3+5 x \right ) \left (2+3 x \right )}\, \left (\frac {1719 x \sqrt {-30 x^{3}-23 x^{2}+7 x +6}}{4375}+\frac {34 \sqrt {-30 x^{3}-23 x^{2}+7 x +6}}{21875}+\frac {129652 \sqrt {10+15 x}\, \sqrt {21-42 x}\, \sqrt {-15 x -9}\, F\left (\sqrt {10+15 x}, \frac {\sqrt {70}}{35}\right )}{2296875 \sqrt {-30 x^{3}-23 x^{2}+7 x +6}}+\frac {203179 \sqrt {10+15 x}\, \sqrt {21-42 x}\, \sqrt {-15 x -9}\, \left (-\frac {7 E\left (\sqrt {10+15 x}, \frac {\sqrt {70}}{35}\right )}{6}+\frac {F\left (\sqrt {10+15 x}, \frac {\sqrt {70}}{35}\right )}{2}\right )}{2296875 \sqrt {-30 x^{3}-23 x^{2}+7 x +6}}+\frac {54 x^{2} \sqrt {-30 x^{3}-23 x^{2}+7 x +6}}{175}-\frac {2 \left (-30 x^{2}-5 x +10\right )}{3125 \sqrt {\left (x +\frac {3}{5}\right ) \left (-30 x^{2}-5 x +10\right )}}\right )}{\sqrt {1-2 x}\, \sqrt {2+3 x}\, \sqrt {3+5 x}}\) | \(256\) |
-1/656250*(2+3*x)^(1/2)*(1-2*x)^(1/2)*(3+5*x)^(1/2)*(198207*5^(1/2)*(2+3*x )^(1/2)*7^(1/2)*(1-2*x)^(1/2)*(-3-5*x)^(1/2)*EllipticF((10+15*x)^(1/2),1/3 5*70^(1/2))-203179*5^(1/2)*(2+3*x)^(1/2)*7^(1/2)*(1-2*x)^(1/2)*(-3-5*x)^(1 /2)*EllipticE((10+15*x)^(1/2),1/35*70^(1/2))-6075000*x^5-12393000*x^4-4543 650*x^3+3009090*x^2+1556340*x+1920)/(30*x^3+23*x^2-7*x-6)
Result contains higher order function than in optimal. Order 9 vs. order 4.
Time = 0.07 (sec) , antiderivative size = 83, normalized size of antiderivative = 0.44 \[ \int \frac {\sqrt {1-2 x} (2+3 x)^{7/2}}{(3+5 x)^{3/2}} \, dx=\frac {2700 \, {\left (33750 \, x^{3} + 63225 \, x^{2} + 25955 \, x + 32\right )} \sqrt {5 \, x + 3} \sqrt {3 \, x + 2} \sqrt {-2 \, x + 1} - 6995563 \, \sqrt {-30} {\left (5 \, x + 3\right )} {\rm weierstrassPInverse}\left (\frac {1159}{675}, \frac {38998}{91125}, x + \frac {23}{90}\right ) + 18286110 \, \sqrt {-30} {\left (5 \, x + 3\right )} {\rm weierstrassZeta}\left (\frac {1159}{675}, \frac {38998}{91125}, {\rm weierstrassPInverse}\left (\frac {1159}{675}, \frac {38998}{91125}, x + \frac {23}{90}\right )\right )}{59062500 \, {\left (5 \, x + 3\right )}} \]
1/59062500*(2700*(33750*x^3 + 63225*x^2 + 25955*x + 32)*sqrt(5*x + 3)*sqrt (3*x + 2)*sqrt(-2*x + 1) - 6995563*sqrt(-30)*(5*x + 3)*weierstrassPInverse (1159/675, 38998/91125, x + 23/90) + 18286110*sqrt(-30)*(5*x + 3)*weierstr assZeta(1159/675, 38998/91125, weierstrassPInverse(1159/675, 38998/91125, x + 23/90)))/(5*x + 3)
Timed out. \[ \int \frac {\sqrt {1-2 x} (2+3 x)^{7/2}}{(3+5 x)^{3/2}} \, dx=\text {Timed out} \]
\[ \int \frac {\sqrt {1-2 x} (2+3 x)^{7/2}}{(3+5 x)^{3/2}} \, dx=\int { \frac {{\left (3 \, x + 2\right )}^{\frac {7}{2}} \sqrt {-2 \, x + 1}}{{\left (5 \, x + 3\right )}^{\frac {3}{2}}} \,d x } \]
\[ \int \frac {\sqrt {1-2 x} (2+3 x)^{7/2}}{(3+5 x)^{3/2}} \, dx=\int { \frac {{\left (3 \, x + 2\right )}^{\frac {7}{2}} \sqrt {-2 \, x + 1}}{{\left (5 \, x + 3\right )}^{\frac {3}{2}}} \,d x } \]
Timed out. \[ \int \frac {\sqrt {1-2 x} (2+3 x)^{7/2}}{(3+5 x)^{3/2}} \, dx=\int \frac {\sqrt {1-2\,x}\,{\left (3\,x+2\right )}^{7/2}}{{\left (5\,x+3\right )}^{3/2}} \,d x \]