3.331 \(\int \frac{\cosh ^3(a+b x) \sinh ^3(a+b x)}{x^2} \, dx\)

Optimal. Leaf size=89 \[ -\frac{3}{16} b \cosh (2 a) \text{Chi}(2 b x)+\frac{3}{16} b \cosh (6 a) \text{Chi}(6 b x)-\frac{3}{16} b \sinh (2 a) \text{Shi}(2 b x)+\frac{3}{16} b \sinh (6 a) \text{Shi}(6 b x)+\frac{3 \sinh (2 a+2 b x)}{32 x}-\frac{\sinh (6 a+6 b x)}{32 x} \]

[Out]

(-3*b*Cosh[2*a]*CoshIntegral[2*b*x])/16 + (3*b*Cosh[6*a]*CoshIntegral[6*b*x])/16 + (3*Sinh[2*a + 2*b*x])/(32*x
) - Sinh[6*a + 6*b*x]/(32*x) - (3*b*Sinh[2*a]*SinhIntegral[2*b*x])/16 + (3*b*Sinh[6*a]*SinhIntegral[6*b*x])/16

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Rubi [A]  time = 0.19576, antiderivative size = 89, normalized size of antiderivative = 1., number of steps used = 10, number of rules used = 5, integrand size = 20, \(\frac{\text{number of rules}}{\text{integrand size}}\) = 0.25, Rules used = {5448, 3297, 3303, 3298, 3301} \[ -\frac{3}{16} b \cosh (2 a) \text{Chi}(2 b x)+\frac{3}{16} b \cosh (6 a) \text{Chi}(6 b x)-\frac{3}{16} b \sinh (2 a) \text{Shi}(2 b x)+\frac{3}{16} b \sinh (6 a) \text{Shi}(6 b x)+\frac{3 \sinh (2 a+2 b x)}{32 x}-\frac{\sinh (6 a+6 b x)}{32 x} \]

Antiderivative was successfully verified.

[In]

Int[(Cosh[a + b*x]^3*Sinh[a + b*x]^3)/x^2,x]

[Out]

(-3*b*Cosh[2*a]*CoshIntegral[2*b*x])/16 + (3*b*Cosh[6*a]*CoshIntegral[6*b*x])/16 + (3*Sinh[2*a + 2*b*x])/(32*x
) - Sinh[6*a + 6*b*x]/(32*x) - (3*b*Sinh[2*a]*SinhIntegral[2*b*x])/16 + (3*b*Sinh[6*a]*SinhIntegral[6*b*x])/16

Rule 5448

Int[Cosh[(a_.) + (b_.)*(x_)]^(p_.)*((c_.) + (d_.)*(x_))^(m_.)*Sinh[(a_.) + (b_.)*(x_)]^(n_.), x_Symbol] :> Int
[ExpandTrigReduce[(c + d*x)^m, Sinh[a + b*x]^n*Cosh[a + b*x]^p, x], x] /; FreeQ[{a, b, c, d, m}, x] && IGtQ[n,
0] && IGtQ[p, 0]

Rule 3297

Int[((c_.) + (d_.)*(x_))^(m_)*sin[(e_.) + (f_.)*(x_)], x_Symbol] :> Simp[((c + d*x)^(m + 1)*Sin[e + f*x])/(d*(
m + 1)), x] - Dist[f/(d*(m + 1)), Int[(c + d*x)^(m + 1)*Cos[e + f*x], x], x] /; FreeQ[{c, d, e, f}, x] && LtQ[
m, -1]

Rule 3303

Int[sin[(e_.) + (f_.)*(x_)]/((c_.) + (d_.)*(x_)), x_Symbol] :> Dist[Cos[(d*e - c*f)/d], Int[Sin[(c*f)/d + f*x]
/(c + d*x), x], x] + Dist[Sin[(d*e - c*f)/d], Int[Cos[(c*f)/d + f*x]/(c + d*x), x], x] /; FreeQ[{c, d, e, f},
x] && NeQ[d*e - c*f, 0]

Rule 3298

Int[sin[(e_.) + (Complex[0, fz_])*(f_.)*(x_)]/((c_.) + (d_.)*(x_)), x_Symbol] :> Simp[(I*SinhIntegral[(c*f*fz)
/d + f*fz*x])/d, x] /; FreeQ[{c, d, e, f, fz}, x] && EqQ[d*e - c*f*fz*I, 0]

Rule 3301

Int[sin[(e_.) + (Complex[0, fz_])*(f_.)*(x_)]/((c_.) + (d_.)*(x_)), x_Symbol] :> Simp[CoshIntegral[(c*f*fz)/d
+ f*fz*x]/d, x] /; FreeQ[{c, d, e, f, fz}, x] && EqQ[d*(e - Pi/2) - c*f*fz*I, 0]

Rubi steps

\begin{align*} \int \frac{\cosh ^3(a+b x) \sinh ^3(a+b x)}{x^2} \, dx &=\int \left (-\frac{3 \sinh (2 a+2 b x)}{32 x^2}+\frac{\sinh (6 a+6 b x)}{32 x^2}\right ) \, dx\\ &=\frac{1}{32} \int \frac{\sinh (6 a+6 b x)}{x^2} \, dx-\frac{3}{32} \int \frac{\sinh (2 a+2 b x)}{x^2} \, dx\\ &=\frac{3 \sinh (2 a+2 b x)}{32 x}-\frac{\sinh (6 a+6 b x)}{32 x}-\frac{1}{16} (3 b) \int \frac{\cosh (2 a+2 b x)}{x} \, dx+\frac{1}{16} (3 b) \int \frac{\cosh (6 a+6 b x)}{x} \, dx\\ &=\frac{3 \sinh (2 a+2 b x)}{32 x}-\frac{\sinh (6 a+6 b x)}{32 x}-\frac{1}{16} (3 b \cosh (2 a)) \int \frac{\cosh (2 b x)}{x} \, dx+\frac{1}{16} (3 b \cosh (6 a)) \int \frac{\cosh (6 b x)}{x} \, dx-\frac{1}{16} (3 b \sinh (2 a)) \int \frac{\sinh (2 b x)}{x} \, dx+\frac{1}{16} (3 b \sinh (6 a)) \int \frac{\sinh (6 b x)}{x} \, dx\\ &=-\frac{3}{16} b \cosh (2 a) \text{Chi}(2 b x)+\frac{3}{16} b \cosh (6 a) \text{Chi}(6 b x)+\frac{3 \sinh (2 a+2 b x)}{32 x}-\frac{\sinh (6 a+6 b x)}{32 x}-\frac{3}{16} b \sinh (2 a) \text{Shi}(2 b x)+\frac{3}{16} b \sinh (6 a) \text{Shi}(6 b x)\\ \end{align*}

Mathematica [A]  time = 0.242686, size = 78, normalized size = 0.88 \[ -\frac{6 b x \cosh (2 a) \text{Chi}(2 b x)-6 b x \cosh (6 a) \text{Chi}(6 b x)+6 b x \sinh (2 a) \text{Shi}(2 b x)-6 b x \sinh (6 a) \text{Shi}(6 b x)-3 \sinh (2 (a+b x))+\sinh (6 (a+b x))}{32 x} \]

Antiderivative was successfully verified.

[In]

Integrate[(Cosh[a + b*x]^3*Sinh[a + b*x]^3)/x^2,x]

[Out]

-(6*b*x*Cosh[2*a]*CoshIntegral[2*b*x] - 6*b*x*Cosh[6*a]*CoshIntegral[6*b*x] - 3*Sinh[2*(a + b*x)] + Sinh[6*(a
+ b*x)] + 6*b*x*Sinh[2*a]*SinhIntegral[2*b*x] - 6*b*x*Sinh[6*a]*SinhIntegral[6*b*x])/(32*x)

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Maple [A]  time = 0.095, size = 110, normalized size = 1.2 \begin{align*}{\frac{{{\rm e}^{-6\,bx-6\,a}}}{64\,x}}-{\frac{3\,b{{\rm e}^{-6\,a}}{\it Ei} \left ( 1,6\,bx \right ) }{32}}-{\frac{3\,{{\rm e}^{-2\,bx-2\,a}}}{64\,x}}+{\frac{3\,b{{\rm e}^{-2\,a}}{\it Ei} \left ( 1,2\,bx \right ) }{32}}-{\frac{{{\rm e}^{6\,bx+6\,a}}}{64\,x}}-{\frac{3\,b{{\rm e}^{6\,a}}{\it Ei} \left ( 1,-6\,bx \right ) }{32}}+{\frac{3\,{{\rm e}^{2\,bx+2\,a}}}{64\,x}}+{\frac{3\,b{{\rm e}^{2\,a}}{\it Ei} \left ( 1,-2\,bx \right ) }{32}} \end{align*}

Verification of antiderivative is not currently implemented for this CAS.

[In]

int(cosh(b*x+a)^3*sinh(b*x+a)^3/x^2,x)

[Out]

1/64*exp(-6*b*x-6*a)/x-3/32*b*exp(-6*a)*Ei(1,6*b*x)-3/64*exp(-2*b*x-2*a)/x+3/32*b*exp(-2*a)*Ei(1,2*b*x)-1/64/x
*exp(6*b*x+6*a)-3/32*b*exp(6*a)*Ei(1,-6*b*x)+3/64*exp(2*b*x+2*a)/x+3/32*b*exp(2*a)*Ei(1,-2*b*x)

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Maxima [A]  time = 1.24542, size = 72, normalized size = 0.81 \begin{align*} \frac{3}{32} \, b e^{\left (-6 \, a\right )} \Gamma \left (-1, 6 \, b x\right ) - \frac{3}{32} \, b e^{\left (-2 \, a\right )} \Gamma \left (-1, 2 \, b x\right ) - \frac{3}{32} \, b e^{\left (2 \, a\right )} \Gamma \left (-1, -2 \, b x\right ) + \frac{3}{32} \, b e^{\left (6 \, a\right )} \Gamma \left (-1, -6 \, b x\right ) \end{align*}

Verification of antiderivative is not currently implemented for this CAS.

[In]

integrate(cosh(b*x+a)^3*sinh(b*x+a)^3/x^2,x, algorithm="maxima")

[Out]

3/32*b*e^(-6*a)*gamma(-1, 6*b*x) - 3/32*b*e^(-2*a)*gamma(-1, 2*b*x) - 3/32*b*e^(2*a)*gamma(-1, -2*b*x) + 3/32*
b*e^(6*a)*gamma(-1, -6*b*x)

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Fricas [B]  time = 1.72144, size = 432, normalized size = 4.85 \begin{align*} -\frac{20 \, \cosh \left (b x + a\right )^{3} \sinh \left (b x + a\right )^{3} + 6 \, \cosh \left (b x + a\right ) \sinh \left (b x + a\right )^{5} - 3 \,{\left (b x{\rm Ei}\left (6 \, b x\right ) + b x{\rm Ei}\left (-6 \, b x\right )\right )} \cosh \left (6 \, a\right ) + 3 \,{\left (b x{\rm Ei}\left (2 \, b x\right ) + b x{\rm Ei}\left (-2 \, b x\right )\right )} \cosh \left (2 \, a\right ) + 6 \,{\left (\cosh \left (b x + a\right )^{5} - \cosh \left (b x + a\right )\right )} \sinh \left (b x + a\right ) - 3 \,{\left (b x{\rm Ei}\left (6 \, b x\right ) - b x{\rm Ei}\left (-6 \, b x\right )\right )} \sinh \left (6 \, a\right ) + 3 \,{\left (b x{\rm Ei}\left (2 \, b x\right ) - b x{\rm Ei}\left (-2 \, b x\right )\right )} \sinh \left (2 \, a\right )}{32 \, x} \end{align*}

Verification of antiderivative is not currently implemented for this CAS.

[In]

integrate(cosh(b*x+a)^3*sinh(b*x+a)^3/x^2,x, algorithm="fricas")

[Out]

-1/32*(20*cosh(b*x + a)^3*sinh(b*x + a)^3 + 6*cosh(b*x + a)*sinh(b*x + a)^5 - 3*(b*x*Ei(6*b*x) + b*x*Ei(-6*b*x
))*cosh(6*a) + 3*(b*x*Ei(2*b*x) + b*x*Ei(-2*b*x))*cosh(2*a) + 6*(cosh(b*x + a)^5 - cosh(b*x + a))*sinh(b*x + a
) - 3*(b*x*Ei(6*b*x) - b*x*Ei(-6*b*x))*sinh(6*a) + 3*(b*x*Ei(2*b*x) - b*x*Ei(-2*b*x))*sinh(2*a))/x

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Sympy [F]  time = 0., size = 0, normalized size = 0. \begin{align*} \int \frac{\sinh ^{3}{\left (a + b x \right )} \cosh ^{3}{\left (a + b x \right )}}{x^{2}}\, dx \end{align*}

Verification of antiderivative is not currently implemented for this CAS.

[In]

integrate(cosh(b*x+a)**3*sinh(b*x+a)**3/x**2,x)

[Out]

Integral(sinh(a + b*x)**3*cosh(a + b*x)**3/x**2, x)

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Giac [A]  time = 1.18815, size = 135, normalized size = 1.52 \begin{align*} \frac{6 \, b x{\rm Ei}\left (6 \, b x\right ) e^{\left (6 \, a\right )} - 6 \, b x{\rm Ei}\left (2 \, b x\right ) e^{\left (2 \, a\right )} - 6 \, b x{\rm Ei}\left (-2 \, b x\right ) e^{\left (-2 \, a\right )} + 6 \, b x{\rm Ei}\left (-6 \, b x\right ) e^{\left (-6 \, a\right )} - e^{\left (6 \, b x + 6 \, a\right )} + 3 \, e^{\left (2 \, b x + 2 \, a\right )} - 3 \, e^{\left (-2 \, b x - 2 \, a\right )} + e^{\left (-6 \, b x - 6 \, a\right )}}{64 \, x} \end{align*}

Verification of antiderivative is not currently implemented for this CAS.

[In]

integrate(cosh(b*x+a)^3*sinh(b*x+a)^3/x^2,x, algorithm="giac")

[Out]

1/64*(6*b*x*Ei(6*b*x)*e^(6*a) - 6*b*x*Ei(2*b*x)*e^(2*a) - 6*b*x*Ei(-2*b*x)*e^(-2*a) + 6*b*x*Ei(-6*b*x)*e^(-6*a
) - e^(6*b*x + 6*a) + 3*e^(2*b*x + 2*a) - 3*e^(-2*b*x - 2*a) + e^(-6*b*x - 6*a))/x