Integrand size = 18, antiderivative size = 155 \[ \int F^{c (a+b x)} \tanh ^3(d+e x) \, dx=-\frac {2 F^{c (a+b x)}}{e \left (1+e^{2 d+2 e x}\right )^2}+\frac {F^{c (a+b x)}}{b c \log (F)}+\frac {F^{c (a+b x)} (2 e+b c \log (F))}{e^2 \left (1+e^{2 d+2 e x}\right )}-F^{c (a+b x)} \operatorname {Hypergeometric2F1}\left (1,\frac {b c \log (F)}{2 e},1+\frac {b c \log (F)}{2 e},-e^{2 d+2 e x}\right ) \left (\frac {2}{b c \log (F)}+\frac {b c \log (F)}{e^2}\right ) \] Output:
-2*F^(c*(b*x+a))/e/(1+exp(2*e*x+2*d))^2+F^(c*(b*x+a))/b/c/ln(F)+F^(c*(b*x+ a))*(2*e+b*c*ln(F))/e^2/(1+exp(2*e*x+2*d))-F^(c*(b*x+a))*hypergeom([1, 1/2 *b*c*ln(F)/e],[1+1/2*b*c*ln(F)/e],-exp(2*e*x+2*d))*(2/b/c/ln(F)+b*c*ln(F)/ e^2)
Time = 1.29 (sec) , antiderivative size = 150, normalized size of antiderivative = 0.97 \[ \int F^{c (a+b x)} \tanh ^3(d+e x) \, dx=\frac {1}{2} F^{c (a+b x)} \left (\frac {2 \left (1-\left (1+e^{2 d}\right ) \operatorname {Hypergeometric2F1}\left (1,\frac {b c \log (F)}{2 e},1+\frac {b c \log (F)}{2 e},-e^{2 (d+e x)}\right )\right ) \left (2 e^2+b^2 c^2 \log ^2(F)\right )}{b c e^2 \left (1+e^{2 d}\right ) \log (F)}+\frac {\text {sech}^2(d+e x)}{e}-\frac {b c \log (F) \text {sech}(d) \text {sech}(d+e x) \sinh (e x)}{e^2}+\frac {2 \tanh (d)}{b c \log (F)}\right ) \] Input:
Integrate[F^(c*(a + b*x))*Tanh[d + e*x]^3,x]
Output:
(F^(c*(a + b*x))*((2*(1 - (1 + E^(2*d))*Hypergeometric2F1[1, (b*c*Log[F])/ (2*e), 1 + (b*c*Log[F])/(2*e), -E^(2*(d + e*x))])*(2*e^2 + b^2*c^2*Log[F]^ 2))/(b*c*e^2*(1 + E^(2*d))*Log[F]) + Sech[d + e*x]^2/e - (b*c*Log[F]*Sech[ d]*Sech[d + e*x]*Sinh[e*x])/e^2 + (2*Tanh[d])/(b*c*Log[F])))/2
Time = 0.43 (sec) , antiderivative size = 195, normalized size of antiderivative = 1.26, number of steps used = 2, number of rules used = 2, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.111, Rules used = {6007, 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.
\(\displaystyle \int \tanh ^3(d+e x) F^{c (a+b x)} \, dx\) |
\(\Big \downarrow \) 6007 |
\(\displaystyle \int \left (-\frac {6 F^{c (a+b x)}}{e^{2 (d+e x)}+1}+\frac {12 F^{c (a+b x)}}{\left (e^{2 (d+e x)}+1\right )^2}-\frac {8 F^{c (a+b x)}}{\left (e^{2 (d+e x)}+1\right )^3}+F^{c (a+b x)}\right )dx\) |
\(\Big \downarrow \) 2009 |
\(\displaystyle -\frac {6 F^{c (a+b x)} \operatorname {Hypergeometric2F1}\left (1,\frac {b c \log (F)}{2 e},\frac {b c \log (F)}{2 e}+1,-e^{2 (d+e x)}\right )}{b c \log (F)}+\frac {12 F^{c (a+b x)} \operatorname {Hypergeometric2F1}\left (2,\frac {b c \log (F)}{2 e},\frac {b c \log (F)}{2 e}+1,-e^{2 (d+e x)}\right )}{b c \log (F)}-\frac {8 F^{c (a+b x)} \operatorname {Hypergeometric2F1}\left (3,\frac {b c \log (F)}{2 e},\frac {b c \log (F)}{2 e}+1,-e^{2 (d+e x)}\right )}{b c \log (F)}+\frac {F^{c (a+b x)}}{b c \log (F)}\) |
Input:
Int[F^(c*(a + b*x))*Tanh[d + e*x]^3,x]
Output:
F^(c*(a + b*x))/(b*c*Log[F]) - (6*F^(c*(a + b*x))*Hypergeometric2F1[1, (b* c*Log[F])/(2*e), 1 + (b*c*Log[F])/(2*e), -E^(2*(d + e*x))])/(b*c*Log[F]) + (12*F^(c*(a + b*x))*Hypergeometric2F1[2, (b*c*Log[F])/(2*e), 1 + (b*c*Log [F])/(2*e), -E^(2*(d + e*x))])/(b*c*Log[F]) - (8*F^(c*(a + b*x))*Hypergeom etric2F1[3, (b*c*Log[F])/(2*e), 1 + (b*c*Log[F])/(2*e), -E^(2*(d + e*x))]) /(b*c*Log[F])
Int[(F_)^((c_.)*((a_.) + (b_.)*(x_)))*Tanh[(d_.) + (e_.)*(x_)]^(n_.), x_Sym bol] :> Int[ExpandIntegrand[F^(c*(a + b*x))*((-1 + E^(2*(d + e*x)))^n/(1 + E^(2*(d + e*x)))^n), x], x] /; FreeQ[{F, a, b, c, d, e}, x] && IntegerQ[n]
\[\int F^{c \left (b x +a \right )} \tanh \left (e x +d \right )^{3}d x\]
Input:
int(F^(c*(b*x+a))*tanh(e*x+d)^3,x)
Output:
int(F^(c*(b*x+a))*tanh(e*x+d)^3,x)
\[ \int F^{c (a+b x)} \tanh ^3(d+e x) \, dx=\int { F^{{\left (b x + a\right )} c} \tanh \left (e x + d\right )^{3} \,d x } \] Input:
integrate(F^(c*(b*x+a))*tanh(e*x+d)^3,x, algorithm="fricas")
Output:
integral(F^(b*c*x + a*c)*tanh(e*x + d)^3, x)
\[ \int F^{c (a+b x)} \tanh ^3(d+e x) \, dx=\int F^{c \left (a + b x\right )} \tanh ^{3}{\left (d + e x \right )}\, dx \] Input:
integrate(F**(c*(b*x+a))*tanh(e*x+d)**3,x)
Output:
Integral(F**(c*(a + b*x))*tanh(d + e*x)**3, x)
\[ \int F^{c (a+b x)} \tanh ^3(d+e x) \, dx=\int { F^{{\left (b x + a\right )} c} \tanh \left (e x + d\right )^{3} \,d x } \] Input:
integrate(F^(c*(b*x+a))*tanh(e*x+d)^3,x, algorithm="maxima")
Output:
48*(F^(a*c)*b^2*c^2*e*log(F)^2 + 2*F^(a*c)*e^3)*integrate(F^(b*c*x)/(b^3*c ^3*log(F)^3 - 12*b^2*c^2*e*log(F)^2 + 44*b*c*e^2*log(F) - 48*e^3 + (b^3*c^ 3*e^(8*d)*log(F)^3 - 12*b^2*c^2*e*e^(8*d)*log(F)^2 + 44*b*c*e^2*e^(8*d)*lo g(F) - 48*e^3*e^(8*d))*e^(8*e*x) + 4*(b^3*c^3*e^(6*d)*log(F)^3 - 12*b^2*c^ 2*e*e^(6*d)*log(F)^2 + 44*b*c*e^2*e^(6*d)*log(F) - 48*e^3*e^(6*d))*e^(6*e* x) + 6*(b^3*c^3*e^(4*d)*log(F)^3 - 12*b^2*c^2*e*e^(4*d)*log(F)^2 + 44*b*c* e^2*e^(4*d)*log(F) - 48*e^3*e^(4*d))*e^(4*e*x) + 4*(b^3*c^3*e^(2*d)*log(F) ^3 - 12*b^2*c^2*e*e^(2*d)*log(F)^2 + 44*b*c*e^2*e^(2*d)*log(F) - 48*e^3*e^ (2*d))*e^(2*e*x)), x) - (F^(a*c)*b^3*c^3*log(F)^3 + 36*F^(a*c)*b^2*c^2*e*l og(F)^2 + 44*F^(a*c)*b*c*e^2*log(F) + 48*F^(a*c)*e^3 - (F^(a*c)*b^3*c^3*e^ (6*d)*log(F)^3 - 12*F^(a*c)*b^2*c^2*e*e^(6*d)*log(F)^2 + 44*F^(a*c)*b*c*e^ 2*e^(6*d)*log(F) - 48*F^(a*c)*e^3*e^(6*d))*e^(6*e*x) + 3*(F^(a*c)*b^3*c^3* e^(4*d)*log(F)^3 - 8*F^(a*c)*b^2*c^2*e*e^(4*d)*log(F)^2 + 4*F^(a*c)*b*c*e^ 2*e^(4*d)*log(F) + 48*F^(a*c)*e^3*e^(4*d))*e^(4*e*x) - 3*(F^(a*c)*b^3*c^3* e^(2*d)*log(F)^3 - 28*F^(a*c)*b*c*e^2*e^(2*d)*log(F) - 48*F^(a*c)*e^3*e^(2 *d))*e^(2*e*x))*F^(b*c*x)/(b^4*c^4*log(F)^4 - 12*b^3*c^3*e*log(F)^3 + 44*b ^2*c^2*e^2*log(F)^2 - 48*b*c*e^3*log(F) + (b^4*c^4*e^(6*d)*log(F)^4 - 12*b ^3*c^3*e*e^(6*d)*log(F)^3 + 44*b^2*c^2*e^2*e^(6*d)*log(F)^2 - 48*b*c*e^3*e ^(6*d)*log(F))*e^(6*e*x) + 3*(b^4*c^4*e^(4*d)*log(F)^4 - 12*b^3*c^3*e*e^(4 *d)*log(F)^3 + 44*b^2*c^2*e^2*e^(4*d)*log(F)^2 - 48*b*c*e^3*e^(4*d)*log...
\[ \int F^{c (a+b x)} \tanh ^3(d+e x) \, dx=\int { F^{{\left (b x + a\right )} c} \tanh \left (e x + d\right )^{3} \,d x } \] Input:
integrate(F^(c*(b*x+a))*tanh(e*x+d)^3,x, algorithm="giac")
Output:
integrate(F^((b*x + a)*c)*tanh(e*x + d)^3, x)
Timed out. \[ \int F^{c (a+b x)} \tanh ^3(d+e x) \, dx=\int F^{c\,\left (a+b\,x\right )}\,{\mathrm {tanh}\left (d+e\,x\right )}^3 \,d x \] Input:
int(F^(c*(a + b*x))*tanh(d + e*x)^3,x)
Output:
int(F^(c*(a + b*x))*tanh(d + e*x)^3, x)
\[ \int F^{c (a+b x)} \tanh ^3(d+e x) \, dx=f^{a c} \left (\int f^{b c x} \tanh \left (e x +d \right )^{3}d x \right ) \] Input:
int(F^(c*(b*x+a))*tanh(e*x+d)^3,x)
Output:
f**(a*c)*int(f**(b*c*x)*tanh(d + e*x)**3,x)