Integrand size = 43, antiderivative size = 140 \[ \int \frac {(a+i a \tan (e+f x))^3 (A+B \tan (e+f x))}{(c-i c \tan (e+f x))^{3/2}} \, dx=-\frac {8 a^3 (i A+B)}{3 f (c-i c \tan (e+f x))^{3/2}}+\frac {8 a^3 (i A+2 B)}{c f \sqrt {c-i c \tan (e+f x)}}+\frac {2 a^3 (i A+5 B) \sqrt {c-i c \tan (e+f x)}}{c^2 f}-\frac {2 a^3 B (c-i c \tan (e+f x))^{3/2}}{3 c^3 f} \]
8*a^3*(I*A+2*B)/c/f/(c-I*c*tan(f*x+e))^(1/2)+2*a^3*(I*A+5*B)*(c-I*c*tan(f* x+e))^(1/2)/c^2/f-8/3*a^3*(I*A+B)/f/(c-I*c*tan(f*x+e))^(3/2)-2/3*a^3*B*(c- I*c*tan(f*x+e))^(3/2)/c^3/f
Time = 5.83 (sec) , antiderivative size = 95, normalized size of antiderivative = 0.68 \[ \int \frac {(a+i a \tan (e+f x))^3 (A+B \tan (e+f x))}{(c-i c \tan (e+f x))^{3/2}} \, dx=\frac {2 a^3 \left (-11 A+34 i B+3 (6 i A+17 B) \tan (e+f x)+3 (A-4 i B) \tan ^2(e+f x)+B \tan ^3(e+f x)\right )}{3 c f (i+\tan (e+f x)) \sqrt {c-i c \tan (e+f x)}} \]
(2*a^3*(-11*A + (34*I)*B + 3*((6*I)*A + 17*B)*Tan[e + f*x] + 3*(A - (4*I)* B)*Tan[e + f*x]^2 + B*Tan[e + f*x]^3))/(3*c*f*(I + Tan[e + f*x])*Sqrt[c - I*c*Tan[e + f*x]])
Time = 0.40 (sec) , antiderivative size = 127, normalized size of antiderivative = 0.91, number of steps used = 6, number of rules used = 5, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.116, Rules used = {3042, 4071, 27, 86, 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.
| \(\displaystyle \int \frac {(a+i a \tan (e+f x))^3 (A+B \tan (e+f x))}{(c-i c \tan (e+f x))^{3/2}} \, dx\) |
| \(\Big \downarrow \) 3042 |
| \(\displaystyle \int \frac {(a+i a \tan (e+f x))^3 (A+B \tan (e+f x))}{(c-i c \tan (e+f x))^{3/2}}dx\) |
| \(\Big \downarrow \) 4071 |
| \(\displaystyle \frac {a c \int \frac {a^2 (i \tan (e+f x)+1)^2 (A+B \tan (e+f x))}{(c-i c \tan (e+f x))^{5/2}}d\tan (e+f x)}{f}\) |
| \(\Big \downarrow \) 27 |
| \(\displaystyle \frac {a^3 c \int \frac {(i \tan (e+f x)+1)^2 (A+B \tan (e+f x))}{(c-i c \tan (e+f x))^{5/2}}d\tan (e+f x)}{f}\) |
| \(\Big \downarrow \) 86 |
| \(\displaystyle \frac {a^3 c \int \left (\frac {4 (A-i B)}{(c-i c \tan (e+f x))^{5/2}}+\frac {i B \sqrt {c-i c \tan (e+f x)}}{c^3}+\frac {A-5 i B}{c^2 \sqrt {c-i c \tan (e+f x)}}-\frac {4 (A-2 i B)}{c (c-i c \tan (e+f x))^{3/2}}\right )d\tan (e+f x)}{f}\) |
| \(\Big \downarrow \) 2009 |
| \(\displaystyle \frac {a^3 c \left (\frac {2 (5 B+i A) \sqrt {c-i c \tan (e+f x)}}{c^3}+\frac {8 (2 B+i A)}{c^2 \sqrt {c-i c \tan (e+f x)}}-\frac {8 (B+i A)}{3 c (c-i c \tan (e+f x))^{3/2}}-\frac {2 B (c-i c \tan (e+f x))^{3/2}}{3 c^4}\right )}{f}\) |
(a^3*c*((-8*(I*A + B))/(3*c*(c - I*c*Tan[e + f*x])^(3/2)) + (8*(I*A + 2*B) )/(c^2*Sqrt[c - I*c*Tan[e + f*x]]) + (2*(I*A + 5*B)*Sqrt[c - I*c*Tan[e + f *x]])/c^3 - (2*B*(c - I*c*Tan[e + f*x])^(3/2))/(3*c^4)))/f
3.8.61.3.1 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_))*((c_) + (d_.)*(x_))^(n_.)*((e_.) + (f_.)*(x_))^(p_ .), x_] :> Int[ExpandIntegrand[(a + b*x)*(c + d*x)^n*(e + f*x)^p, x], x] /; FreeQ[{a, b, c, d, e, f, n}, x] && ((ILtQ[n, 0] && ILtQ[p, 0]) || EqQ[p, 1 ] || (IGtQ[p, 0] && ( !IntegerQ[n] || LeQ[9*p + 5*(n + 2), 0] || GeQ[n + p + 1, 0] || (GeQ[n + p + 2, 0] && RationalQ[a, b, c, d, e, f]))))
Int[((a_) + (b_.)*tan[(e_.) + (f_.)*(x_)])^(m_.)*((A_.) + (B_.)*tan[(e_.) + (f_.)*(x_)])*((c_) + (d_.)*tan[(e_.) + (f_.)*(x_)])^(n_.), x_Symbol] :> Si mp[a*(c/f) Subst[Int[(a + b*x)^(m - 1)*(c + d*x)^(n - 1)*(A + B*x), x], x , Tan[e + f*x]], x] /; FreeQ[{a, b, c, d, e, f, A, B, m, n}, x] && EqQ[b*c + a*d, 0] && EqQ[a^2 + b^2, 0]
Time = 0.23 (sec) , antiderivative size = 118, normalized size of antiderivative = 0.84
| method | result | size |
| derivativedivides | \(\frac {2 i a^{3} \left (\frac {i B \left (c -i c \tan \left (f x +e \right )\right )^{\frac {3}{2}}}{3}-5 i \sqrt {c -i c \tan \left (f x +e \right )}\, B c +\sqrt {c -i c \tan \left (f x +e \right )}\, c A +\frac {4 c^{2} \left (-2 i B +A \right )}{\sqrt {c -i c \tan \left (f x +e \right )}}-\frac {4 c^{3} \left (-i B +A \right )}{3 \left (c -i c \tan \left (f x +e \right )\right )^{\frac {3}{2}}}\right )}{f \,c^{3}}\) | \(118\) |
| default | \(\frac {2 i a^{3} \left (\frac {i B \left (c -i c \tan \left (f x +e \right )\right )^{\frac {3}{2}}}{3}-5 i \sqrt {c -i c \tan \left (f x +e \right )}\, B c +\sqrt {c -i c \tan \left (f x +e \right )}\, c A +\frac {4 c^{2} \left (-2 i B +A \right )}{\sqrt {c -i c \tan \left (f x +e \right )}}-\frac {4 c^{3} \left (-i B +A \right )}{3 \left (c -i c \tan \left (f x +e \right )\right )^{\frac {3}{2}}}\right )}{f \,c^{3}}\) | \(118\) |
| parts | \(\frac {2 i a^{3} A c \left (-\frac {1}{4 c^{2} \sqrt {c -i c \tan \left (f x +e \right )}}-\frac {1}{6 c \left (c -i c \tan \left (f x +e \right )\right )^{\frac {3}{2}}}+\frac {\sqrt {2}\, \operatorname {arctanh}\left (\frac {\sqrt {c -i c \tan \left (f x +e \right )}\, \sqrt {2}}{2 \sqrt {c}}\right )}{8 c^{\frac {5}{2}}}\right )}{f}+\frac {a^{3} \left (3 i A +B \right ) \left (-\frac {1}{3 \left (c -i c \tan \left (f x +e \right )\right )^{\frac {3}{2}}}+\frac {1}{2 c \sqrt {c -i c \tan \left (f x +e \right )}}-\frac {\sqrt {2}\, \operatorname {arctanh}\left (\frac {\sqrt {c -i c \tan \left (f x +e \right )}\, \sqrt {2}}{2 \sqrt {c}}\right )}{4 c^{\frac {3}{2}}}\right )}{f}+\frac {2 B \,a^{3} \left (-\frac {\left (c -i c \tan \left (f x +e \right )\right )^{\frac {3}{2}}}{3}+2 c \sqrt {c -i c \tan \left (f x +e \right )}+\frac {7 c^{2}}{4 \sqrt {c -i c \tan \left (f x +e \right )}}-\frac {c^{3}}{6 \left (c -i c \tan \left (f x +e \right )\right )^{\frac {3}{2}}}+\frac {c^{\frac {3}{2}} \sqrt {2}\, \operatorname {arctanh}\left (\frac {\sqrt {c -i c \tan \left (f x +e \right )}\, \sqrt {2}}{2 \sqrt {c}}\right )}{8}\right )}{f \,c^{3}}-\frac {6 i a^{3} \left (-i B +A \right ) \left (-\frac {3}{4 \sqrt {c -i c \tan \left (f x +e \right )}}+\frac {c}{6 \left (c -i c \tan \left (f x +e \right )\right )^{\frac {3}{2}}}-\frac {\sqrt {2}\, \operatorname {arctanh}\left (\frac {\sqrt {c -i c \tan \left (f x +e \right )}\, \sqrt {2}}{2 \sqrt {c}}\right )}{8 \sqrt {c}}\right )}{f c}-\frac {2 a^{3} \left (i A +3 B \right ) \left (-\sqrt {c -i c \tan \left (f x +e \right )}-\frac {5 c}{4 \sqrt {c -i c \tan \left (f x +e \right )}}+\frac {c^{2}}{6 \left (c -i c \tan \left (f x +e \right )\right )^{\frac {3}{2}}}+\frac {\sqrt {c}\, \sqrt {2}\, \operatorname {arctanh}\left (\frac {\sqrt {c -i c \tan \left (f x +e \right )}\, \sqrt {2}}{2 \sqrt {c}}\right )}{8}\right )}{f \,c^{2}}\) | \(464\) |
2*I/f*a^3/c^3*(1/3*I*B*(c-I*c*tan(f*x+e))^(3/2)-5*I*(c-I*c*tan(f*x+e))^(1/ 2)*B*c+(c-I*c*tan(f*x+e))^(1/2)*c*A+4*c^2*(A-2*I*B)/(c-I*c*tan(f*x+e))^(1/ 2)-4/3*c^3*(A-I*B)/(c-I*c*tan(f*x+e))^(3/2))
Time = 0.26 (sec) , antiderivative size = 117, normalized size of antiderivative = 0.84 \[ \int \frac {(a+i a \tan (e+f x))^3 (A+B \tan (e+f x))}{(c-i c \tan (e+f x))^{3/2}} \, dx=-\frac {2 \, \sqrt {2} {\left ({\left (i \, A + B\right )} a^{3} e^{\left (6 i \, f x + 6 i \, e\right )} + 3 \, {\left (-i \, A - 3 \, B\right )} a^{3} e^{\left (4 i \, f x + 4 i \, e\right )} + 12 \, {\left (-i \, A - 3 \, B\right )} a^{3} e^{\left (2 i \, f x + 2 i \, e\right )} + 8 \, {\left (-i \, A - 3 \, B\right )} a^{3}\right )} \sqrt {\frac {c}{e^{\left (2 i \, f x + 2 i \, e\right )} + 1}}}{3 \, {\left (c^{2} f e^{\left (2 i \, f x + 2 i \, e\right )} + c^{2} f\right )}} \]
integrate((a+I*a*tan(f*x+e))^3*(A+B*tan(f*x+e))/(c-I*c*tan(f*x+e))^(3/2),x , algorithm="fricas")
-2/3*sqrt(2)*((I*A + B)*a^3*e^(6*I*f*x + 6*I*e) + 3*(-I*A - 3*B)*a^3*e^(4* I*f*x + 4*I*e) + 12*(-I*A - 3*B)*a^3*e^(2*I*f*x + 2*I*e) + 8*(-I*A - 3*B)* a^3)*sqrt(c/(e^(2*I*f*x + 2*I*e) + 1))/(c^2*f*e^(2*I*f*x + 2*I*e) + c^2*f)
\[ \int \frac {(a+i a \tan (e+f x))^3 (A+B \tan (e+f x))}{(c-i c \tan (e+f x))^{3/2}} \, dx=- i a^{3} \left (\int \frac {i A}{- i c \sqrt {- i c \tan {\left (e + f x \right )} + c} \tan {\left (e + f x \right )} + c \sqrt {- i c \tan {\left (e + f x \right )} + c}}\, dx + \int \left (- \frac {3 A \tan {\left (e + f x \right )}}{- i c \sqrt {- i c \tan {\left (e + f x \right )} + c} \tan {\left (e + f x \right )} + c \sqrt {- i c \tan {\left (e + f x \right )} + c}}\right )\, dx + \int \frac {A \tan ^{3}{\left (e + f x \right )}}{- i c \sqrt {- i c \tan {\left (e + f x \right )} + c} \tan {\left (e + f x \right )} + c \sqrt {- i c \tan {\left (e + f x \right )} + c}}\, dx + \int \left (- \frac {3 B \tan ^{2}{\left (e + f x \right )}}{- i c \sqrt {- i c \tan {\left (e + f x \right )} + c} \tan {\left (e + f x \right )} + c \sqrt {- i c \tan {\left (e + f x \right )} + c}}\right )\, dx + \int \frac {B \tan ^{4}{\left (e + f x \right )}}{- i c \sqrt {- i c \tan {\left (e + f x \right )} + c} \tan {\left (e + f x \right )} + c \sqrt {- i c \tan {\left (e + f x \right )} + c}}\, dx + \int \left (- \frac {3 i A \tan ^{2}{\left (e + f x \right )}}{- i c \sqrt {- i c \tan {\left (e + f x \right )} + c} \tan {\left (e + f x \right )} + c \sqrt {- i c \tan {\left (e + f x \right )} + c}}\right )\, dx + \int \frac {i B \tan {\left (e + f x \right )}}{- i c \sqrt {- i c \tan {\left (e + f x \right )} + c} \tan {\left (e + f x \right )} + c \sqrt {- i c \tan {\left (e + f x \right )} + c}}\, dx + \int \left (- \frac {3 i B \tan ^{3}{\left (e + f x \right )}}{- i c \sqrt {- i c \tan {\left (e + f x \right )} + c} \tan {\left (e + f x \right )} + c \sqrt {- i c \tan {\left (e + f x \right )} + c}}\right )\, dx\right ) \]
-I*a**3*(Integral(I*A/(-I*c*sqrt(-I*c*tan(e + f*x) + c)*tan(e + f*x) + c*s qrt(-I*c*tan(e + f*x) + c)), x) + Integral(-3*A*tan(e + f*x)/(-I*c*sqrt(-I *c*tan(e + f*x) + c)*tan(e + f*x) + c*sqrt(-I*c*tan(e + f*x) + c)), x) + I ntegral(A*tan(e + f*x)**3/(-I*c*sqrt(-I*c*tan(e + f*x) + c)*tan(e + f*x) + c*sqrt(-I*c*tan(e + f*x) + c)), x) + Integral(-3*B*tan(e + f*x)**2/(-I*c* sqrt(-I*c*tan(e + f*x) + c)*tan(e + f*x) + c*sqrt(-I*c*tan(e + f*x) + c)), x) + Integral(B*tan(e + f*x)**4/(-I*c*sqrt(-I*c*tan(e + f*x) + c)*tan(e + f*x) + c*sqrt(-I*c*tan(e + f*x) + c)), x) + Integral(-3*I*A*tan(e + f*x)* *2/(-I*c*sqrt(-I*c*tan(e + f*x) + c)*tan(e + f*x) + c*sqrt(-I*c*tan(e + f* x) + c)), x) + Integral(I*B*tan(e + f*x)/(-I*c*sqrt(-I*c*tan(e + f*x) + c) *tan(e + f*x) + c*sqrt(-I*c*tan(e + f*x) + c)), x) + Integral(-3*I*B*tan(e + f*x)**3/(-I*c*sqrt(-I*c*tan(e + f*x) + c)*tan(e + f*x) + c*sqrt(-I*c*ta n(e + f*x) + c)), x))
Time = 0.31 (sec) , antiderivative size = 105, normalized size of antiderivative = 0.75 \[ \int \frac {(a+i a \tan (e+f x))^3 (A+B \tan (e+f x))}{(c-i c \tan (e+f x))^{3/2}} \, dx=\frac {2 i \, {\left (\frac {4 \, {\left (3 \, {\left (-i \, c \tan \left (f x + e\right ) + c\right )} {\left (A - 2 i \, B\right )} a^{3} - {\left (A - i \, B\right )} a^{3} c\right )}}{{\left (-i \, c \tan \left (f x + e\right ) + c\right )}^{\frac {3}{2}}} + \frac {i \, {\left (-i \, c \tan \left (f x + e\right ) + c\right )}^{\frac {3}{2}} B a^{3} + 3 \, \sqrt {-i \, c \tan \left (f x + e\right ) + c} {\left (A - 5 i \, B\right )} a^{3} c}{c^{2}}\right )}}{3 \, c f} \]
integrate((a+I*a*tan(f*x+e))^3*(A+B*tan(f*x+e))/(c-I*c*tan(f*x+e))^(3/2),x , algorithm="maxima")
2/3*I*(4*(3*(-I*c*tan(f*x + e) + c)*(A - 2*I*B)*a^3 - (A - I*B)*a^3*c)/(-I *c*tan(f*x + e) + c)^(3/2) + (I*(-I*c*tan(f*x + e) + c)^(3/2)*B*a^3 + 3*sq rt(-I*c*tan(f*x + e) + c)*(A - 5*I*B)*a^3*c)/c^2)/(c*f)
\[ \int \frac {(a+i a \tan (e+f x))^3 (A+B \tan (e+f x))}{(c-i c \tan (e+f x))^{3/2}} \, dx=\int { \frac {{\left (B \tan \left (f x + e\right ) + A\right )} {\left (i \, a \tan \left (f x + e\right ) + a\right )}^{3}}{{\left (-i \, c \tan \left (f x + e\right ) + c\right )}^{\frac {3}{2}}} \,d x } \]
integrate((a+I*a*tan(f*x+e))^3*(A+B*tan(f*x+e))/(c-I*c*tan(f*x+e))^(3/2),x , algorithm="giac")
Time = 10.46 (sec) , antiderivative size = 221, normalized size of antiderivative = 1.58 \[ \int \frac {(a+i a \tan (e+f x))^3 (A+B \tan (e+f x))}{(c-i c \tan (e+f x))^{3/2}} \, dx=\frac {a^3\,\sqrt {\frac {c\,\left (\cos \left (2\,e+2\,f\,x\right )+1-\sin \left (2\,e+2\,f\,x\right )\,1{}\mathrm {i}\right )}{\cos \left (2\,e+2\,f\,x\right )+1}}\,\left (A\,20{}\mathrm {i}+60\,B+A\,\cos \left (2\,e+2\,f\,x\right )\,23{}\mathrm {i}+A\,\cos \left (4\,e+4\,f\,x\right )\,2{}\mathrm {i}-A\,\cos \left (6\,e+6\,f\,x\right )\,1{}\mathrm {i}+69\,B\,\cos \left (2\,e+2\,f\,x\right )+8\,B\,\cos \left (4\,e+4\,f\,x\right )-B\,\cos \left (6\,e+6\,f\,x\right )-7\,A\,\sin \left (2\,e+2\,f\,x\right )-2\,A\,\sin \left (4\,e+4\,f\,x\right )+A\,\sin \left (6\,e+6\,f\,x\right )+B\,\sin \left (2\,e+2\,f\,x\right )\,21{}\mathrm {i}+B\,\sin \left (4\,e+4\,f\,x\right )\,8{}\mathrm {i}-B\,\sin \left (6\,e+6\,f\,x\right )\,1{}\mathrm {i}\right )}{3\,c^2\,f\,\left (\cos \left (2\,e+2\,f\,x\right )+1\right )} \]
(a^3*((c*(cos(2*e + 2*f*x) - sin(2*e + 2*f*x)*1i + 1))/(cos(2*e + 2*f*x) + 1))^(1/2)*(A*20i + 60*B + A*cos(2*e + 2*f*x)*23i + A*cos(4*e + 4*f*x)*2i - A*cos(6*e + 6*f*x)*1i + 69*B*cos(2*e + 2*f*x) + 8*B*cos(4*e + 4*f*x) - B *cos(6*e + 6*f*x) - 7*A*sin(2*e + 2*f*x) - 2*A*sin(4*e + 4*f*x) + A*sin(6* e + 6*f*x) + B*sin(2*e + 2*f*x)*21i + B*sin(4*e + 4*f*x)*8i - B*sin(6*e + 6*f*x)*1i))/(3*c^2*f*(cos(2*e + 2*f*x) + 1))