Integrand size = 25, antiderivative size = 332 \[ \int \tan ^{\frac {5}{2}}(c+d x) (a+b \tan (c+d x))^{5/2} \, dx=\frac {(i a-b)^{5/2} \arctan \left (\frac {\sqrt {i a-b} \sqrt {\tan (c+d x)}}{\sqrt {a+b \tan (c+d x)}}\right )}{d}-\frac {\left (5 a^4+240 a^2 b^2-128 b^4\right ) \text {arctanh}\left (\frac {\sqrt {b} \sqrt {\tan (c+d x)}}{\sqrt {a+b \tan (c+d x)}}\right )}{64 b^{3/2} d}-\frac {(i a+b)^{5/2} \text {arctanh}\left (\frac {\sqrt {i a+b} \sqrt {\tan (c+d x)}}{\sqrt {a+b \tan (c+d x)}}\right )}{d}-\frac {a \left (5 a^2+112 b^2\right ) \sqrt {\tan (c+d x)} \sqrt {a+b \tan (c+d x)}}{64 b d}-\frac {\left (5 a^2+48 b^2\right ) \sqrt {\tan (c+d x)} (a+b \tan (c+d x))^{3/2}}{96 b d}-\frac {a \sqrt {\tan (c+d x)} (a+b \tan (c+d x))^{5/2}}{24 b d}+\frac {\sqrt {\tan (c+d x)} (a+b \tan (c+d x))^{7/2}}{4 b d} \]
(I*a-b)^(5/2)*arctan((I*a-b)^(1/2)*tan(d*x+c)^(1/2)/(a+b*tan(d*x+c))^(1/2) )/d-1/64*(5*a^4+240*a^2*b^2-128*b^4)*arctanh(b^(1/2)*tan(d*x+c)^(1/2)/(a+b *tan(d*x+c))^(1/2))/b^(3/2)/d-(I*a+b)^(5/2)*arctanh((I*a+b)^(1/2)*tan(d*x+ c)^(1/2)/(a+b*tan(d*x+c))^(1/2))/d-1/64*a*(5*a^2+112*b^2)*tan(d*x+c)^(1/2) *(a+b*tan(d*x+c))^(1/2)/b/d-1/96*(5*a^2+48*b^2)*tan(d*x+c)^(1/2)*(a+b*tan( d*x+c))^(3/2)/b/d-1/24*a*tan(d*x+c)^(1/2)*(a+b*tan(d*x+c))^(5/2)/b/d+1/4*t an(d*x+c)^(1/2)*(a+b*tan(d*x+c))^(7/2)/b/d
Time = 3.50 (sec) , antiderivative size = 349, normalized size of antiderivative = 1.05 \[ \int \tan ^{\frac {5}{2}}(c+d x) (a+b \tan (c+d x))^{5/2} \, dx=-\frac {192 \sqrt [4]{-1} (-a+i b)^{5/2} b \arctan \left (\frac {\sqrt [4]{-1} \sqrt {-a+i b} \sqrt {\tan (c+d x)}}{\sqrt {a+b \tan (c+d x)}}\right )+192 \sqrt [4]{-1} (a+i b)^{5/2} b \arctan \left (\frac {\sqrt [4]{-1} \sqrt {a+i b} \sqrt {\tan (c+d x)}}{\sqrt {a+b \tan (c+d x)}}\right )+3 a \left (5 a^2+112 b^2\right ) \sqrt {\tan (c+d x)} \sqrt {a+b \tan (c+d x)}+2 \left (5 a^2+48 b^2\right ) \sqrt {\tan (c+d x)} (a+b \tan (c+d x))^{3/2}+8 a \sqrt {\tan (c+d x)} (a+b \tan (c+d x))^{5/2}-48 \sqrt {\tan (c+d x)} (a+b \tan (c+d x))^{7/2}+\frac {3 \sqrt {a} \left (5 a^4+240 a^2 b^2-128 b^4\right ) \text {arcsinh}\left (\frac {\sqrt {b} \sqrt {\tan (c+d x)}}{\sqrt {a}}\right ) \sqrt {1+\frac {b \tan (c+d x)}{a}}}{\sqrt {b} \sqrt {a+b \tan (c+d x)}}}{192 b d} \]
-1/192*(192*(-1)^(1/4)*(-a + I*b)^(5/2)*b*ArcTan[((-1)^(1/4)*Sqrt[-a + I*b ]*Sqrt[Tan[c + d*x]])/Sqrt[a + b*Tan[c + d*x]]] + 192*(-1)^(1/4)*(a + I*b) ^(5/2)*b*ArcTan[((-1)^(1/4)*Sqrt[a + I*b]*Sqrt[Tan[c + d*x]])/Sqrt[a + b*T an[c + d*x]]] + 3*a*(5*a^2 + 112*b^2)*Sqrt[Tan[c + d*x]]*Sqrt[a + b*Tan[c + d*x]] + 2*(5*a^2 + 48*b^2)*Sqrt[Tan[c + d*x]]*(a + b*Tan[c + d*x])^(3/2) + 8*a*Sqrt[Tan[c + d*x]]*(a + b*Tan[c + d*x])^(5/2) - 48*Sqrt[Tan[c + d*x ]]*(a + b*Tan[c + d*x])^(7/2) + (3*Sqrt[a]*(5*a^4 + 240*a^2*b^2 - 128*b^4) *ArcSinh[(Sqrt[b]*Sqrt[Tan[c + d*x]])/Sqrt[a]]*Sqrt[1 + (b*Tan[c + d*x])/a ])/(Sqrt[b]*Sqrt[a + b*Tan[c + d*x]]))/(b*d)
Time = 2.06 (sec) , antiderivative size = 334, normalized size of antiderivative = 1.01, number of steps used = 18, number of rules used = 17, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.680, Rules used = {3042, 4049, 27, 3042, 4130, 27, 3042, 4130, 27, 3042, 4130, 27, 3042, 4138, 2035, 2257, 2009}
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.
\(\displaystyle \int \tan ^{\frac {5}{2}}(c+d x) (a+b \tan (c+d x))^{5/2} \, dx\) |
\(\Big \downarrow \) 3042 |
\(\displaystyle \int \tan (c+d x)^{5/2} (a+b \tan (c+d x))^{5/2}dx\) |
\(\Big \downarrow \) 4049 |
\(\displaystyle \frac {\int -\frac {(a+b \tan (c+d x))^{5/2} \left (a \tan ^2(c+d x)+8 b \tan (c+d x)+a\right )}{2 \sqrt {\tan (c+d x)}}dx}{4 b}+\frac {\sqrt {\tan (c+d x)} (a+b \tan (c+d x))^{7/2}}{4 b d}\) |
\(\Big \downarrow \) 27 |
\(\displaystyle \frac {\sqrt {\tan (c+d x)} (a+b \tan (c+d x))^{7/2}}{4 b d}-\frac {\int \frac {(a+b \tan (c+d x))^{5/2} \left (a \tan ^2(c+d x)+8 b \tan (c+d x)+a\right )}{\sqrt {\tan (c+d x)}}dx}{8 b}\) |
\(\Big \downarrow \) 3042 |
\(\displaystyle \frac {\sqrt {\tan (c+d x)} (a+b \tan (c+d x))^{7/2}}{4 b d}-\frac {\int \frac {(a+b \tan (c+d x))^{5/2} \left (a \tan (c+d x)^2+8 b \tan (c+d x)+a\right )}{\sqrt {\tan (c+d x)}}dx}{8 b}\) |
\(\Big \downarrow \) 4130 |
\(\displaystyle \frac {\sqrt {\tan (c+d x)} (a+b \tan (c+d x))^{7/2}}{4 b d}-\frac {\frac {1}{3} \int \frac {(a+b \tan (c+d x))^{3/2} \left (5 a^2+48 b \tan (c+d x) a+\left (5 a^2+48 b^2\right ) \tan ^2(c+d x)\right )}{2 \sqrt {\tan (c+d x)}}dx+\frac {a \sqrt {\tan (c+d x)} (a+b \tan (c+d x))^{5/2}}{3 d}}{8 b}\) |
\(\Big \downarrow \) 27 |
\(\displaystyle \frac {\sqrt {\tan (c+d x)} (a+b \tan (c+d x))^{7/2}}{4 b d}-\frac {\frac {1}{6} \int \frac {(a+b \tan (c+d x))^{3/2} \left (5 a^2+48 b \tan (c+d x) a+\left (5 a^2+48 b^2\right ) \tan ^2(c+d x)\right )}{\sqrt {\tan (c+d x)}}dx+\frac {a \sqrt {\tan (c+d x)} (a+b \tan (c+d x))^{5/2}}{3 d}}{8 b}\) |
\(\Big \downarrow \) 3042 |
\(\displaystyle \frac {\sqrt {\tan (c+d x)} (a+b \tan (c+d x))^{7/2}}{4 b d}-\frac {\frac {1}{6} \int \frac {(a+b \tan (c+d x))^{3/2} \left (5 a^2+48 b \tan (c+d x) a+\left (5 a^2+48 b^2\right ) \tan (c+d x)^2\right )}{\sqrt {\tan (c+d x)}}dx+\frac {a \sqrt {\tan (c+d x)} (a+b \tan (c+d x))^{5/2}}{3 d}}{8 b}\) |
\(\Big \downarrow \) 4130 |
\(\displaystyle \frac {\sqrt {\tan (c+d x)} (a+b \tan (c+d x))^{7/2}}{4 b d}-\frac {\frac {1}{6} \left (\frac {1}{2} \int \frac {3 \sqrt {a+b \tan (c+d x)} \left (a \left (5 a^2+112 b^2\right ) \tan ^2(c+d x)+64 b \left (a^2-b^2\right ) \tan (c+d x)+a \left (5 a^2-16 b^2\right )\right )}{2 \sqrt {\tan (c+d x)}}dx+\frac {\left (5 a^2+48 b^2\right ) \sqrt {\tan (c+d x)} (a+b \tan (c+d x))^{3/2}}{2 d}\right )+\frac {a \sqrt {\tan (c+d x)} (a+b \tan (c+d x))^{5/2}}{3 d}}{8 b}\) |
\(\Big \downarrow \) 27 |
\(\displaystyle \frac {\sqrt {\tan (c+d x)} (a+b \tan (c+d x))^{7/2}}{4 b d}-\frac {\frac {1}{6} \left (\frac {3}{4} \int \frac {\sqrt {a+b \tan (c+d x)} \left (a \left (5 a^2+112 b^2\right ) \tan ^2(c+d x)+64 b \left (a^2-b^2\right ) \tan (c+d x)+a \left (5 a^2-16 b^2\right )\right )}{\sqrt {\tan (c+d x)}}dx+\frac {\left (5 a^2+48 b^2\right ) \sqrt {\tan (c+d x)} (a+b \tan (c+d x))^{3/2}}{2 d}\right )+\frac {a \sqrt {\tan (c+d x)} (a+b \tan (c+d x))^{5/2}}{3 d}}{8 b}\) |
\(\Big \downarrow \) 3042 |
\(\displaystyle \frac {\sqrt {\tan (c+d x)} (a+b \tan (c+d x))^{7/2}}{4 b d}-\frac {\frac {1}{6} \left (\frac {3}{4} \int \frac {\sqrt {a+b \tan (c+d x)} \left (a \left (5 a^2+112 b^2\right ) \tan (c+d x)^2+64 b \left (a^2-b^2\right ) \tan (c+d x)+a \left (5 a^2-16 b^2\right )\right )}{\sqrt {\tan (c+d x)}}dx+\frac {\left (5 a^2+48 b^2\right ) \sqrt {\tan (c+d x)} (a+b \tan (c+d x))^{3/2}}{2 d}\right )+\frac {a \sqrt {\tan (c+d x)} (a+b \tan (c+d x))^{5/2}}{3 d}}{8 b}\) |
\(\Big \downarrow \) 4130 |
\(\displaystyle \frac {\sqrt {\tan (c+d x)} (a+b \tan (c+d x))^{7/2}}{4 b d}-\frac {\frac {1}{6} \left (\frac {3}{4} \left (\int \frac {\left (5 a^2-144 b^2\right ) a^2+128 b \left (a^2-3 b^2\right ) \tan (c+d x) a+\left (5 a^4+240 b^2 a^2-128 b^4\right ) \tan ^2(c+d x)}{2 \sqrt {\tan (c+d x)} \sqrt {a+b \tan (c+d x)}}dx+\frac {a \left (5 a^2+112 b^2\right ) \sqrt {\tan (c+d x)} \sqrt {a+b \tan (c+d x)}}{d}\right )+\frac {\left (5 a^2+48 b^2\right ) \sqrt {\tan (c+d x)} (a+b \tan (c+d x))^{3/2}}{2 d}\right )+\frac {a \sqrt {\tan (c+d x)} (a+b \tan (c+d x))^{5/2}}{3 d}}{8 b}\) |
\(\Big \downarrow \) 27 |
\(\displaystyle \frac {\sqrt {\tan (c+d x)} (a+b \tan (c+d x))^{7/2}}{4 b d}-\frac {\frac {1}{6} \left (\frac {3}{4} \left (\frac {1}{2} \int \frac {\left (5 a^2-144 b^2\right ) a^2+128 b \left (a^2-3 b^2\right ) \tan (c+d x) a+\left (5 a^4+240 b^2 a^2-128 b^4\right ) \tan ^2(c+d x)}{\sqrt {\tan (c+d x)} \sqrt {a+b \tan (c+d x)}}dx+\frac {a \left (5 a^2+112 b^2\right ) \sqrt {\tan (c+d x)} \sqrt {a+b \tan (c+d x)}}{d}\right )+\frac {\left (5 a^2+48 b^2\right ) \sqrt {\tan (c+d x)} (a+b \tan (c+d x))^{3/2}}{2 d}\right )+\frac {a \sqrt {\tan (c+d x)} (a+b \tan (c+d x))^{5/2}}{3 d}}{8 b}\) |
\(\Big \downarrow \) 3042 |
\(\displaystyle \frac {\sqrt {\tan (c+d x)} (a+b \tan (c+d x))^{7/2}}{4 b d}-\frac {\frac {1}{6} \left (\frac {3}{4} \left (\frac {1}{2} \int \frac {\left (5 a^2-144 b^2\right ) a^2+128 b \left (a^2-3 b^2\right ) \tan (c+d x) a+\left (5 a^4+240 b^2 a^2-128 b^4\right ) \tan (c+d x)^2}{\sqrt {\tan (c+d x)} \sqrt {a+b \tan (c+d x)}}dx+\frac {a \left (5 a^2+112 b^2\right ) \sqrt {\tan (c+d x)} \sqrt {a+b \tan (c+d x)}}{d}\right )+\frac {\left (5 a^2+48 b^2\right ) \sqrt {\tan (c+d x)} (a+b \tan (c+d x))^{3/2}}{2 d}\right )+\frac {a \sqrt {\tan (c+d x)} (a+b \tan (c+d x))^{5/2}}{3 d}}{8 b}\) |
\(\Big \downarrow \) 4138 |
\(\displaystyle \frac {\sqrt {\tan (c+d x)} (a+b \tan (c+d x))^{7/2}}{4 b d}-\frac {\frac {1}{6} \left (\frac {3}{4} \left (\frac {\int \frac {\left (5 a^2-144 b^2\right ) a^2+128 b \left (a^2-3 b^2\right ) \tan (c+d x) a+\left (5 a^4+240 b^2 a^2-128 b^4\right ) \tan ^2(c+d x)}{\sqrt {\tan (c+d x)} \sqrt {a+b \tan (c+d x)} \left (\tan ^2(c+d x)+1\right )}d\tan (c+d x)}{2 d}+\frac {a \left (5 a^2+112 b^2\right ) \sqrt {\tan (c+d x)} \sqrt {a+b \tan (c+d x)}}{d}\right )+\frac {\left (5 a^2+48 b^2\right ) \sqrt {\tan (c+d x)} (a+b \tan (c+d x))^{3/2}}{2 d}\right )+\frac {a \sqrt {\tan (c+d x)} (a+b \tan (c+d x))^{5/2}}{3 d}}{8 b}\) |
\(\Big \downarrow \) 2035 |
\(\displaystyle \frac {\sqrt {\tan (c+d x)} (a+b \tan (c+d x))^{7/2}}{4 b d}-\frac {\frac {1}{6} \left (\frac {3}{4} \left (\frac {\int \frac {\left (5 a^2-144 b^2\right ) a^2+128 b \left (a^2-3 b^2\right ) \tan (c+d x) a+\left (5 a^4+240 b^2 a^2-128 b^4\right ) \tan ^2(c+d x)}{\sqrt {a+b \tan (c+d x)} \left (\tan ^2(c+d x)+1\right )}d\sqrt {\tan (c+d x)}}{d}+\frac {a \left (5 a^2+112 b^2\right ) \sqrt {\tan (c+d x)} \sqrt {a+b \tan (c+d x)}}{d}\right )+\frac {\left (5 a^2+48 b^2\right ) \sqrt {\tan (c+d x)} (a+b \tan (c+d x))^{3/2}}{2 d}\right )+\frac {a \sqrt {\tan (c+d x)} (a+b \tan (c+d x))^{5/2}}{3 d}}{8 b}\) |
\(\Big \downarrow \) 2257 |
\(\displaystyle \frac {\sqrt {\tan (c+d x)} (a+b \tan (c+d x))^{7/2}}{4 b d}-\frac {\frac {1}{6} \left (\frac {3}{4} \left (\frac {\int \left (\frac {5 a^4+240 b^2 a^2-128 b^4}{\sqrt {a+b \tan (c+d x)}}-\frac {128 \left (-b^4+3 a^2 b^2-a \left (a^2-3 b^2\right ) \tan (c+d x) b\right )}{\sqrt {a+b \tan (c+d x)} \left (\tan ^2(c+d x)+1\right )}\right )d\sqrt {\tan (c+d x)}}{d}+\frac {a \left (5 a^2+112 b^2\right ) \sqrt {\tan (c+d x)} \sqrt {a+b \tan (c+d x)}}{d}\right )+\frac {\left (5 a^2+48 b^2\right ) \sqrt {\tan (c+d x)} (a+b \tan (c+d x))^{3/2}}{2 d}\right )+\frac {a \sqrt {\tan (c+d x)} (a+b \tan (c+d x))^{5/2}}{3 d}}{8 b}\) |
\(\Big \downarrow \) 2009 |
\(\displaystyle \frac {\sqrt {\tan (c+d x)} (a+b \tan (c+d x))^{7/2}}{4 b d}-\frac {\frac {a \sqrt {\tan (c+d x)} (a+b \tan (c+d x))^{5/2}}{3 d}+\frac {1}{6} \left (\frac {\left (5 a^2+48 b^2\right ) \sqrt {\tan (c+d x)} (a+b \tan (c+d x))^{3/2}}{2 d}+\frac {3}{4} \left (\frac {a \left (5 a^2+112 b^2\right ) \sqrt {\tan (c+d x)} \sqrt {a+b \tan (c+d x)}}{d}+\frac {\frac {\left (5 a^4+240 a^2 b^2-128 b^4\right ) \text {arctanh}\left (\frac {\sqrt {b} \sqrt {\tan (c+d x)}}{\sqrt {a+b \tan (c+d x)}}\right )}{\sqrt {b}}-64 b (-b+i a)^{5/2} \arctan \left (\frac {\sqrt {-b+i a} \sqrt {\tan (c+d x)}}{\sqrt {a+b \tan (c+d x)}}\right )+64 b (b+i a)^{5/2} \text {arctanh}\left (\frac {\sqrt {b+i a} \sqrt {\tan (c+d x)}}{\sqrt {a+b \tan (c+d x)}}\right )}{d}\right )\right )}{8 b}\) |
(Sqrt[Tan[c + d*x]]*(a + b*Tan[c + d*x])^(7/2))/(4*b*d) - ((a*Sqrt[Tan[c + d*x]]*(a + b*Tan[c + d*x])^(5/2))/(3*d) + (((5*a^2 + 48*b^2)*Sqrt[Tan[c + d*x]]*(a + b*Tan[c + d*x])^(3/2))/(2*d) + (3*((-64*(I*a - b)^(5/2)*b*ArcT an[(Sqrt[I*a - b]*Sqrt[Tan[c + d*x]])/Sqrt[a + b*Tan[c + d*x]]] + ((5*a^4 + 240*a^2*b^2 - 128*b^4)*ArcTanh[(Sqrt[b]*Sqrt[Tan[c + d*x]])/Sqrt[a + b*T an[c + d*x]]])/Sqrt[b] + 64*b*(I*a + b)^(5/2)*ArcTanh[(Sqrt[I*a + b]*Sqrt[ Tan[c + d*x]])/Sqrt[a + b*Tan[c + d*x]]])/d + (a*(5*a^2 + 112*b^2)*Sqrt[Ta n[c + d*x]]*Sqrt[a + b*Tan[c + d*x]])/d))/4)/6)/(8*b)
3.7.23.3.1 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[(Fx_)*(x_)^(m_), x_Symbol] :> With[{k = Denominator[m]}, Simp[k Subst [Int[x^(k*(m + 1) - 1)*SubstPower[Fx, x, k], x], x, x^(1/k)], x]] /; Fracti onQ[m] && AlgebraicFunctionQ[Fx, x]
Int[(Px_)*((d_) + (e_.)*(x_)^2)^(q_.)*((a_) + (c_.)*(x_)^4)^(p_.), x_Symbol ] :> Int[ExpandIntegrand[Px*(d + e*x^2)^q*(a + c*x^4)^p, x], x] /; FreeQ[{a , c, d, e, q}, x] && PolyQ[Px, x] && IntegerQ[p]
Int[((a_.) + (b_.)*tan[(e_.) + (f_.)*(x_)])^(m_)*((c_.) + (d_.)*tan[(e_.) + (f_.)*(x_)])^(n_), x_Symbol] :> Simp[b^2*(a + b*Tan[e + f*x])^(m - 2)*((c + d*Tan[e + f*x])^(n + 1)/(d*f*(m + n - 1))), x] + Simp[1/(d*(m + n - 1)) Int[(a + b*Tan[e + f*x])^(m - 3)*(c + d*Tan[e + f*x])^n*Simp[a^3*d*(m + n - 1) - b^2*(b*c*(m - 2) + a*d*(1 + n)) + b*d*(m + n - 1)*(3*a^2 - b^2)*Tan[ e + f*x] - b^2*(b*c*(m - 2) - a*d*(3*m + 2*n - 4))*Tan[e + f*x]^2, x], x], x] /; FreeQ[{a, b, c, d, e, f, n}, x] && NeQ[b*c - a*d, 0] && NeQ[a^2 + b^2 , 0] && NeQ[c^2 + d^2, 0] && IntegerQ[2*m] && GtQ[m, 2] && (GeQ[n, -1] || I ntegerQ[m]) && !(IGtQ[n, 2] && ( !IntegerQ[m] || (EqQ[c, 0] && NeQ[a, 0])) )
Int[((a_.) + (b_.)*tan[(e_.) + (f_.)*(x_)])^(m_.)*((c_.) + (d_.)*tan[(e_.) + (f_.)*(x_)])^(n_)*((A_.) + (B_.)*tan[(e_.) + (f_.)*(x_)] + (C_.)*tan[(e_. ) + (f_.)*(x_)]^2), x_Symbol] :> Simp[C*(a + b*Tan[e + f*x])^m*((c + d*Tan[ e + f*x])^(n + 1)/(d*f*(m + n + 1))), x] + Simp[1/(d*(m + n + 1)) Int[(a + b*Tan[e + f*x])^(m - 1)*(c + d*Tan[e + f*x])^n*Simp[a*A*d*(m + n + 1) - C *(b*c*m + a*d*(n + 1)) + d*(A*b + a*B - b*C)*(m + n + 1)*Tan[e + f*x] - (C* m*(b*c - a*d) - b*B*d*(m + n + 1))*Tan[e + f*x]^2, x], x], x] /; FreeQ[{a, b, c, d, e, f, A, B, C, n}, x] && NeQ[b*c - a*d, 0] && NeQ[a^2 + b^2, 0] && NeQ[c^2 + d^2, 0] && GtQ[m, 0] && !(IGtQ[n, 0] && ( !IntegerQ[m] || (EqQ[ c, 0] && NeQ[a, 0])))
Int[((a_.) + (b_.)*tan[(e_.) + (f_.)*(x_)])^(m_)*((c_.) + (d_.)*tan[(e_.) + (f_.)*(x_)])^(n_)*((A_.) + (B_.)*tan[(e_.) + (f_.)*(x_)] + (C_.)*tan[(e_.) + (f_.)*(x_)]^2), x_Symbol] :> With[{ff = FreeFactors[Tan[e + f*x], x]}, S imp[ff/f Subst[Int[(a + b*ff*x)^m*(c + d*ff*x)^n*((A + B*ff*x + C*ff^2*x^ 2)/(1 + ff^2*x^2)), x], x, Tan[e + f*x]/ff], x]] /; FreeQ[{a, b, c, d, e, f , A, B, C, m, n}, x] && NeQ[b*c - a*d, 0] && NeQ[a^2 + b^2, 0] && NeQ[c^2 + d^2, 0]
result has leaf size over 500,000. Avoiding possible recursion issues.
Time = 1.18 (sec) , antiderivative size = 1348388, normalized size of antiderivative = 4061.41
\[\text {output too large to display}\]
Leaf count of result is larger than twice the leaf count of optimal. 4742 vs. \(2 (274) = 548\).
Time = 1.73 (sec) , antiderivative size = 9486, normalized size of antiderivative = 28.57 \[ \int \tan ^{\frac {5}{2}}(c+d x) (a+b \tan (c+d x))^{5/2} \, dx=\text {Too large to display} \]
Timed out. \[ \int \tan ^{\frac {5}{2}}(c+d x) (a+b \tan (c+d x))^{5/2} \, dx=\text {Timed out} \]
\[ \int \tan ^{\frac {5}{2}}(c+d x) (a+b \tan (c+d x))^{5/2} \, dx=\int { {\left (b \tan \left (d x + c\right ) + a\right )}^{\frac {5}{2}} \tan \left (d x + c\right )^{\frac {5}{2}} \,d x } \]
Timed out. \[ \int \tan ^{\frac {5}{2}}(c+d x) (a+b \tan (c+d x))^{5/2} \, dx=\text {Timed out} \]
Timed out. \[ \int \tan ^{\frac {5}{2}}(c+d x) (a+b \tan (c+d x))^{5/2} \, dx=\int {\mathrm {tan}\left (c+d\,x\right )}^{5/2}\,{\left (a+b\,\mathrm {tan}\left (c+d\,x\right )\right )}^{5/2} \,d x \]