\(\int x^5 (a+b \text {sech}(c+d x^2))^2 \, dx\) [8]

Optimal result

Integrand size = 18, antiderivative size = 217 \[ \int x^5 \left (a+b \text {sech}\left (c+d x^2\right )\right )^2 \, dx=\frac {b^2 x^4}{2 d}+\frac {a^2 x^6}{6}+\frac {2 a b x^4 \arctan \left (e^{c+d x^2}\right )}{d}-\frac {b^2 x^2 \log \left (1+e^{2 \left (c+d x^2\right )}\right )}{d^2}-\frac {2 i a b x^2 \operatorname {PolyLog}\left (2,-i e^{c+d x^2}\right )}{d^2}+\frac {2 i a b x^2 \operatorname {PolyLog}\left (2,i e^{c+d x^2}\right )}{d^2}-\frac {b^2 \operatorname {PolyLog}\left (2,-e^{2 \left (c+d x^2\right )}\right )}{2 d^3}+\frac {2 i a b \operatorname {PolyLog}\left (3,-i e^{c+d x^2}\right )}{d^3}-\frac {2 i a b \operatorname {PolyLog}\left (3,i e^{c+d x^2}\right )}{d^3}+\frac {b^2 x^4 \tanh \left (c+d x^2\right )}{2 d} \]

[Out]

1/2*b^2*x^4/d+1/6*a^2*x^6+2*a*b*x^4*arctan(exp(d*x^2+c))/d-b^2*x^2*ln(1+exp(2*d*x^2+2*c))/d^2-2*I*a*b*x^2*poly
log(2,-I*exp(d*x^2+c))/d^2+2*I*a*b*x^2*polylog(2,I*exp(d*x^2+c))/d^2-1/2*b^2*polylog(2,-exp(2*d*x^2+2*c))/d^3+
2*I*a*b*polylog(3,-I*exp(d*x^2+c))/d^3-2*I*a*b*polylog(3,I*exp(d*x^2+c))/d^3+1/2*b^2*x^4*tanh(d*x^2+c)/d

Rubi [A] (verified)

Time = 0.27 (sec) , antiderivative size = 217, normalized size of antiderivative = 1.00, number of steps used = 15, number of rules used = 11, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.611, Rules used = {5544, 4275, 4265, 2611, 2320, 6724, 4269, 3799, 2221, 2317, 2438} \[ \int x^5 \left (a+b \text {sech}\left (c+d x^2\right )\right )^2 \, dx=\frac {a^2 x^6}{6}+\frac {2 a b x^4 \arctan \left (e^{c+d x^2}\right )}{d}+\frac {2 i a b \operatorname {PolyLog}\left (3,-i e^{d x^2+c}\right )}{d^3}-\frac {2 i a b \operatorname {PolyLog}\left (3,i e^{d x^2+c}\right )}{d^3}-\frac {2 i a b x^2 \operatorname {PolyLog}\left (2,-i e^{d x^2+c}\right )}{d^2}+\frac {2 i a b x^2 \operatorname {PolyLog}\left (2,i e^{d x^2+c}\right )}{d^2}-\frac {b^2 \operatorname {PolyLog}\left (2,-e^{2 \left (d x^2+c\right )}\right )}{2 d^3}-\frac {b^2 x^2 \log \left (e^{2 \left (c+d x^2\right )}+1\right )}{d^2}+\frac {b^2 x^4 \tanh \left (c+d x^2\right )}{2 d}+\frac {b^2 x^4}{2 d} \]

[In]

Int[x^5*(a + b*Sech[c + d*x^2])^2,x]

[Out]

(b^2*x^4)/(2*d) + (a^2*x^6)/6 + (2*a*b*x^4*ArcTan[E^(c + d*x^2)])/d - (b^2*x^2*Log[1 + E^(2*(c + d*x^2))])/d^2
- ((2*I)*a*b*x^2*PolyLog[2, (-I)*E^(c + d*x^2)])/d^2 + ((2*I)*a*b*x^2*PolyLog[2, I*E^(c + d*x^2)])/d^2 - (b^2
*PolyLog[2, -E^(2*(c + d*x^2))])/(2*d^3) + ((2*I)*a*b*PolyLog[3, (-I)*E^(c + d*x^2)])/d^3 - ((2*I)*a*b*PolyLog
[3, I*E^(c + d*x^2)])/d^3 + (b^2*x^4*Tanh[c + d*x^2])/(2*d)

Rule 2221

Int[(((F_)^((g_.)*((e_.) + (f_.)*(x_))))^(n_.)*((c_.) + (d_.)*(x_))^(m_.))/((a_) + (b_.)*((F_)^((g_.)*((e_.) +
(f_.)*(x_))))^(n_.)), x_Symbol] :> Simp[((c + d*x)^m/(b*f*g*n*Log[F]))*Log[1 + b*((F^(g*(e + f*x)))^n/a)], x]
- Dist[d*(m/(b*f*g*n*Log[F])), Int[(c + d*x)^(m - 1)*Log[1 + b*((F^(g*(e + f*x)))^n/a)], x], x] /; FreeQ[{F,
a, b, c, d, e, f, g, n}, x] && IGtQ[m, 0]

Rule 2317

Int[Log[(a_) + (b_.)*((F_)^((e_.)*((c_.) + (d_.)*(x_))))^(n_.)], x_Symbol] :> Dist[1/(d*e*n*Log[F]), Subst[Int
[Log[a + b*x]/x, x], x, (F^(e*(c + d*x)))^n], x] /; FreeQ[{F, a, b, c, d, e, n}, x] && GtQ[a, 0]

Rule 2320

Int[u_, x_Symbol] :> With[{v = FunctionOfExponential[u, x]}, Dist[v/D[v, x], Subst[Int[FunctionOfExponentialFu
nction[u, x]/x, x], x, v], x]] /; FunctionOfExponentialQ[u, x] &&  !MatchQ[u, (w_)*((a_.)*(v_)^(n_))^(m_) /; F
reeQ[{a, m, n}, x] && IntegerQ[m*n]] &&  !MatchQ[u, E^((c_.)*((a_.) + (b_.)*x))*(F_)[v_] /; FreeQ[{a, b, c}, x
] && InverseFunctionQ[F[x]]]

Rule 2438

Int[Log[(c_.)*((d_) + (e_.)*(x_)^(n_.))]/(x_), x_Symbol] :> Simp[-PolyLog[2, (-c)*e*x^n]/n, x] /; FreeQ[{c, d,
e, n}, x] && EqQ[c*d, 1]

Rule 2611

Int[Log[1 + (e_.)*((F_)^((c_.)*((a_.) + (b_.)*(x_))))^(n_.)]*((f_.) + (g_.)*(x_))^(m_.), x_Symbol] :> Simp[(-(
f + g*x)^m)*(PolyLog[2, (-e)*(F^(c*(a + b*x)))^n]/(b*c*n*Log[F])), x] + Dist[g*(m/(b*c*n*Log[F])), Int[(f + g*
x)^(m - 1)*PolyLog[2, (-e)*(F^(c*(a + b*x)))^n], x], x] /; FreeQ[{F, a, b, c, e, f, g, n}, x] && GtQ[m, 0]

Rule 3799

Int[((c_.) + (d_.)*(x_))^(m_.)*tan[(e_.) + (Complex[0, fz_])*(f_.)*(x_)], x_Symbol] :> Simp[(-I)*((c + d*x)^(m
+ 1)/(d*(m + 1))), x] + Dist[2*I, Int[(c + d*x)^m*(E^(2*((-I)*e + f*fz*x))/(1 + E^(2*((-I)*e + f*fz*x)))), x]
, x] /; FreeQ[{c, d, e, f, fz}, x] && IGtQ[m, 0]

Rule 4265

Int[csc[(e_.) + Pi*(k_.) + (Complex[0, fz_])*(f_.)*(x_)]*((c_.) + (d_.)*(x_))^(m_.), x_Symbol] :> Simp[-2*(c +
d*x)^m*(ArcTanh[E^((-I)*e + f*fz*x)/E^(I*k*Pi)]/(f*fz*I)), x] + (-Dist[d*(m/(f*fz*I)), Int[(c + d*x)^(m - 1)*
Log[1 - E^((-I)*e + f*fz*x)/E^(I*k*Pi)], x], x] + Dist[d*(m/(f*fz*I)), Int[(c + d*x)^(m - 1)*Log[1 + E^((-I)*e
+ f*fz*x)/E^(I*k*Pi)], x], x]) /; FreeQ[{c, d, e, f, fz}, x] && IntegerQ[2*k] && IGtQ[m, 0]

Rule 4269

Int[csc[(e_.) + (f_.)*(x_)]^2*((c_.) + (d_.)*(x_))^(m_.), x_Symbol] :> Simp[(-(c + d*x)^m)*(Cot[e + f*x]/f), x
] + Dist[d*(m/f), Int[(c + d*x)^(m - 1)*Cot[e + f*x], x], x] /; FreeQ[{c, d, e, f}, x] && GtQ[m, 0]

Rule 4275

Int[(csc[(e_.) + (f_.)*(x_)]*(b_.) + (a_))^(n_.)*((c_.) + (d_.)*(x_))^(m_.), x_Symbol] :> Int[ExpandIntegrand[
(c + d*x)^m, (a + b*Csc[e + f*x])^n, x], x] /; FreeQ[{a, b, c, d, e, f, m}, x] && IGtQ[m, 0] && IGtQ[n, 0]

Rule 5544

Int[(x_)^(m_.)*((a_.) + (b_.)*Sech[(c_.) + (d_.)*(x_)^(n_)])^(p_.), x_Symbol] :> Dist[1/n, Subst[Int[x^(Simpli
fy[(m + 1)/n] - 1)*(a + b*Sech[c + d*x])^p, x], x, x^n], x] /; FreeQ[{a, b, c, d, m, n, p}, x] && IGtQ[Simplif
y[(m + 1)/n], 0] && IntegerQ[p]

Rule 6724

Int[PolyLog[n_, (c_.)*((a_.) + (b_.)*(x_))^(p_.)]/((d_.) + (e_.)*(x_)), x_Symbol] :> Simp[PolyLog[n + 1, c*(a
+ b*x)^p]/(e*p), x] /; FreeQ[{a, b, c, d, e, n, p}, x] && EqQ[b*d, a*e]

Rubi steps \begin{align*} \text {integral}& = \frac {1}{2} \text {Subst}\left (\int x^2 (a+b \text {sech}(c+d x))^2 \, dx,x,x^2\right ) \\ & = \frac {1}{2} \text {Subst}\left (\int \left (a^2 x^2+2 a b x^2 \text {sech}(c+d x)+b^2 x^2 \text {sech}^2(c+d x)\right ) \, dx,x,x^2\right ) \\ & = \frac {a^2 x^6}{6}+(a b) \text {Subst}\left (\int x^2 \text {sech}(c+d x) \, dx,x,x^2\right )+\frac {1}{2} b^2 \text {Subst}\left (\int x^2 \text {sech}^2(c+d x) \, dx,x,x^2\right ) \\ & = \frac {a^2 x^6}{6}+\frac {2 a b x^4 \arctan \left (e^{c+d x^2}\right )}{d}+\frac {b^2 x^4 \tanh \left (c+d x^2\right )}{2 d}-\frac {(2 i a b) \text {Subst}\left (\int x \log \left (1-i e^{c+d x}\right ) \, dx,x,x^2\right )}{d}+\frac {(2 i a b) \text {Subst}\left (\int x \log \left (1+i e^{c+d x}\right ) \, dx,x,x^2\right )}{d}-\frac {b^2 \text {Subst}\left (\int x \tanh (c+d x) \, dx,x,x^2\right )}{d} \\ & = \frac {b^2 x^4}{2 d}+\frac {a^2 x^6}{6}+\frac {2 a b x^4 \arctan \left (e^{c+d x^2}\right )}{d}-\frac {2 i a b x^2 \operatorname {PolyLog}\left (2,-i e^{c+d x^2}\right )}{d^2}+\frac {2 i a b x^2 \operatorname {PolyLog}\left (2,i e^{c+d x^2}\right )}{d^2}+\frac {b^2 x^4 \tanh \left (c+d x^2\right )}{2 d}+\frac {(2 i a b) \text {Subst}\left (\int \operatorname {PolyLog}\left (2,-i e^{c+d x}\right ) \, dx,x,x^2\right )}{d^2}-\frac {(2 i a b) \text {Subst}\left (\int \operatorname {PolyLog}\left (2,i e^{c+d x}\right ) \, dx,x,x^2\right )}{d^2}-\frac {\left (2 b^2\right ) \text {Subst}\left (\int \frac {e^{2 (c+d x)} x}{1+e^{2 (c+d x)}} \, dx,x,x^2\right )}{d} \\ & = \frac {b^2 x^4}{2 d}+\frac {a^2 x^6}{6}+\frac {2 a b x^4 \arctan \left (e^{c+d x^2}\right )}{d}-\frac {b^2 x^2 \log \left (1+e^{2 \left (c+d x^2\right )}\right )}{d^2}-\frac {2 i a b x^2 \operatorname {PolyLog}\left (2,-i e^{c+d x^2}\right )}{d^2}+\frac {2 i a b x^2 \operatorname {PolyLog}\left (2,i e^{c+d x^2}\right )}{d^2}+\frac {b^2 x^4 \tanh \left (c+d x^2\right )}{2 d}+\frac {(2 i a b) \text {Subst}\left (\int \frac {\operatorname {PolyLog}(2,-i x)}{x} \, dx,x,e^{c+d x^2}\right )}{d^3}-\frac {(2 i a b) \text {Subst}\left (\int \frac {\operatorname {PolyLog}(2,i x)}{x} \, dx,x,e^{c+d x^2}\right )}{d^3}+\frac {b^2 \text {Subst}\left (\int \log \left (1+e^{2 (c+d x)}\right ) \, dx,x,x^2\right )}{d^2} \\ & = \frac {b^2 x^4}{2 d}+\frac {a^2 x^6}{6}+\frac {2 a b x^4 \arctan \left (e^{c+d x^2}\right )}{d}-\frac {b^2 x^2 \log \left (1+e^{2 \left (c+d x^2\right )}\right )}{d^2}-\frac {2 i a b x^2 \operatorname {PolyLog}\left (2,-i e^{c+d x^2}\right )}{d^2}+\frac {2 i a b x^2 \operatorname {PolyLog}\left (2,i e^{c+d x^2}\right )}{d^2}+\frac {2 i a b \operatorname {PolyLog}\left (3,-i e^{c+d x^2}\right )}{d^3}-\frac {2 i a b \operatorname {PolyLog}\left (3,i e^{c+d x^2}\right )}{d^3}+\frac {b^2 x^4 \tanh \left (c+d x^2\right )}{2 d}+\frac {b^2 \text {Subst}\left (\int \frac {\log (1+x)}{x} \, dx,x,e^{2 \left (c+d x^2\right )}\right )}{2 d^3} \\ & = \frac {b^2 x^4}{2 d}+\frac {a^2 x^6}{6}+\frac {2 a b x^4 \arctan \left (e^{c+d x^2}\right )}{d}-\frac {b^2 x^2 \log \left (1+e^{2 \left (c+d x^2\right )}\right )}{d^2}-\frac {2 i a b x^2 \operatorname {PolyLog}\left (2,-i e^{c+d x^2}\right )}{d^2}+\frac {2 i a b x^2 \operatorname {PolyLog}\left (2,i e^{c+d x^2}\right )}{d^2}-\frac {b^2 \operatorname {PolyLog}\left (2,-e^{2 \left (c+d x^2\right )}\right )}{2 d^3}+\frac {2 i a b \operatorname {PolyLog}\left (3,-i e^{c+d x^2}\right )}{d^3}-\frac {2 i a b \operatorname {PolyLog}\left (3,i e^{c+d x^2}\right )}{d^3}+\frac {b^2 x^4 \tanh \left (c+d x^2\right )}{2 d} \\ \end{align*}

Mathematica [A] (verified)

Time = 2.71 (sec) , antiderivative size = 320, normalized size of antiderivative = 1.47 \[ \int x^5 \left (a+b \text {sech}\left (c+d x^2\right )\right )^2 \, dx=\frac {\cosh \left (c+d x^2\right ) \left (a+b \text {sech}\left (c+d x^2\right )\right )^2 \left (a^2 x^6 \cosh \left (c+d x^2\right )+\frac {3 b \cosh \left (c+d x^2\right ) \left (2 b d^2 e^{2 c} x^4-2 b d^2 \left (1+e^{2 c}\right ) x^4+b \left (1+e^{2 c}\right ) \left (2 d x^2 \left (d x^2-\log \left (1+e^{2 \left (c+d x^2\right )}\right )\right )-\operatorname {PolyLog}\left (2,-e^{2 \left (c+d x^2\right )}\right )\right )+2 i a \left (1+e^{2 c}\right ) \left (d^2 x^4 \log \left (1-i e^{c+d x^2}\right )-d^2 x^4 \log \left (1+i e^{c+d x^2}\right )-2 d x^2 \operatorname {PolyLog}\left (2,-i e^{c+d x^2}\right )+2 d x^2 \operatorname {PolyLog}\left (2,i e^{c+d x^2}\right )+2 \operatorname {PolyLog}\left (3,-i e^{c+d x^2}\right )-2 \operatorname {PolyLog}\left (3,i e^{c+d x^2}\right )\right )\right )}{d^3 \left (1+e^{2 c}\right )}+\frac {3 b^2 x^4 \text {sech}(c) \sinh \left (d x^2\right )}{d}\right )}{6 \left (b+a \cosh \left (c+d x^2\right )\right )^2} \]

[In]

Integrate[x^5*(a + b*Sech[c + d*x^2])^2,x]

[Out]

(Cosh[c + d*x^2]*(a + b*Sech[c + d*x^2])^2*(a^2*x^6*Cosh[c + d*x^2] + (3*b*Cosh[c + d*x^2]*(2*b*d^2*E^(2*c)*x^
4 - 2*b*d^2*(1 + E^(2*c))*x^4 + b*(1 + E^(2*c))*(2*d*x^2*(d*x^2 - Log[1 + E^(2*(c + d*x^2))]) - PolyLog[2, -E^
(2*(c + d*x^2))]) + (2*I)*a*(1 + E^(2*c))*(d^2*x^4*Log[1 - I*E^(c + d*x^2)] - d^2*x^4*Log[1 + I*E^(c + d*x^2)]
- 2*d*x^2*PolyLog[2, (-I)*E^(c + d*x^2)] + 2*d*x^2*PolyLog[2, I*E^(c + d*x^2)] + 2*PolyLog[3, (-I)*E^(c + d*x
^2)] - 2*PolyLog[3, I*E^(c + d*x^2)])))/(d^3*(1 + E^(2*c))) + (3*b^2*x^4*Sech[c]*Sinh[d*x^2])/d))/(6*(b + a*Co
sh[c + d*x^2])^2)

Maple [F]

\[\int x^{5} {\left (a +b \,\operatorname {sech}\left (d \,x^{2}+c \right )\right )}^{2}d x\]

[In]

int(x^5*(a+b*sech(d*x^2+c))^2,x)

[Out]

int(x^5*(a+b*sech(d*x^2+c))^2,x)

Fricas [B] (verification not implemented)

Both result and optimal contain complex but leaf count of result is larger than twice the leaf count of optimal. 1198 vs. \(2 (185) = 370\).

Time = 0.30 (sec) , antiderivative size = 1198, normalized size of antiderivative = 5.52 \[ \int x^5 \left (a+b \text {sech}\left (c+d x^2\right )\right )^2 \, dx=\text {Too large to display} \]

[In]

integrate(x^5*(a+b*sech(d*x^2+c))^2,x, algorithm="fricas")

[Out]

1/6*(a^2*d^3*x^6 - 6*b^2*c^2 + (a^2*d^3*x^6 + 6*b^2*d^2*x^4 - 6*b^2*c^2)*cosh(d*x^2 + c)^2 + 2*(a^2*d^3*x^6 +
6*b^2*d^2*x^4 - 6*b^2*c^2)*cosh(d*x^2 + c)*sinh(d*x^2 + c) + (a^2*d^3*x^6 + 6*b^2*d^2*x^4 - 6*b^2*c^2)*sinh(d*
x^2 + c)^2 - 6*(-2*I*a*b*d*x^2 + (-2*I*a*b*d*x^2 + b^2)*cosh(d*x^2 + c)^2 + 2*(-2*I*a*b*d*x^2 + b^2)*cosh(d*x^
2 + c)*sinh(d*x^2 + c) + (-2*I*a*b*d*x^2 + b^2)*sinh(d*x^2 + c)^2 + b^2)*dilog(I*cosh(d*x^2 + c) + I*sinh(d*x^
2 + c)) - 6*(2*I*a*b*d*x^2 + (2*I*a*b*d*x^2 + b^2)*cosh(d*x^2 + c)^2 + 2*(2*I*a*b*d*x^2 + b^2)*cosh(d*x^2 + c)
*sinh(d*x^2 + c) + (2*I*a*b*d*x^2 + b^2)*sinh(d*x^2 + c)^2 + b^2)*dilog(-I*cosh(d*x^2 + c) - I*sinh(d*x^2 + c)
) - 6*(-I*a*b*c^2 - b^2*c + (-I*a*b*c^2 - b^2*c)*cosh(d*x^2 + c)^2 + 2*(-I*a*b*c^2 - b^2*c)*cosh(d*x^2 + c)*si
nh(d*x^2 + c) + (-I*a*b*c^2 - b^2*c)*sinh(d*x^2 + c)^2)*log(cosh(d*x^2 + c) + sinh(d*x^2 + c) + I) - 6*(I*a*b*
c^2 - b^2*c + (I*a*b*c^2 - b^2*c)*cosh(d*x^2 + c)^2 + 2*(I*a*b*c^2 - b^2*c)*cosh(d*x^2 + c)*sinh(d*x^2 + c) +
(I*a*b*c^2 - b^2*c)*sinh(d*x^2 + c)^2)*log(cosh(d*x^2 + c) + sinh(d*x^2 + c) - I) - 6*(I*a*b*d^2*x^4 + b^2*d*x
^2 - I*a*b*c^2 + b^2*c + (I*a*b*d^2*x^4 + b^2*d*x^2 - I*a*b*c^2 + b^2*c)*cosh(d*x^2 + c)^2 + 2*(I*a*b*d^2*x^4
+ b^2*d*x^2 - I*a*b*c^2 + b^2*c)*cosh(d*x^2 + c)*sinh(d*x^2 + c) + (I*a*b*d^2*x^4 + b^2*d*x^2 - I*a*b*c^2 + b^
2*c)*sinh(d*x^2 + c)^2)*log(I*cosh(d*x^2 + c) + I*sinh(d*x^2 + c) + 1) - 6*(-I*a*b*d^2*x^4 + b^2*d*x^2 + I*a*b
*c^2 + b^2*c + (-I*a*b*d^2*x^4 + b^2*d*x^2 + I*a*b*c^2 + b^2*c)*cosh(d*x^2 + c)^2 + 2*(-I*a*b*d^2*x^4 + b^2*d*
x^2 + I*a*b*c^2 + b^2*c)*cosh(d*x^2 + c)*sinh(d*x^2 + c) + (-I*a*b*d^2*x^4 + b^2*d*x^2 + I*a*b*c^2 + b^2*c)*si
nh(d*x^2 + c)^2)*log(-I*cosh(d*x^2 + c) - I*sinh(d*x^2 + c) + 1) - 12*(I*a*b*cosh(d*x^2 + c)^2 + 2*I*a*b*cosh(
d*x^2 + c)*sinh(d*x^2 + c) + I*a*b*sinh(d*x^2 + c)^2 + I*a*b)*polylog(3, I*cosh(d*x^2 + c) + I*sinh(d*x^2 + c)
) - 12*(-I*a*b*cosh(d*x^2 + c)^2 - 2*I*a*b*cosh(d*x^2 + c)*sinh(d*x^2 + c) - I*a*b*sinh(d*x^2 + c)^2 - I*a*b)*
polylog(3, -I*cosh(d*x^2 + c) - I*sinh(d*x^2 + c)))/(d^3*cosh(d*x^2 + c)^2 + 2*d^3*cosh(d*x^2 + c)*sinh(d*x^2
+ c) + d^3*sinh(d*x^2 + c)^2 + d^3)

Sympy [F]

\[ \int x^5 \left (a+b \text {sech}\left (c+d x^2\right )\right )^2 \, dx=\int x^{5} \left (a + b \operatorname {sech}{\left (c + d x^{2} \right )}\right )^{2}\, dx \]

[In]

integrate(x**5*(a+b*sech(d*x**2+c))**2,x)

[Out]

Integral(x**5*(a + b*sech(c + d*x**2))**2, x)

Maxima [F]

\[ \int x^5 \left (a+b \text {sech}\left (c+d x^2\right )\right )^2 \, dx=\int { {\left (b \operatorname {sech}\left (d x^{2} + c\right ) + a\right )}^{2} x^{5} \,d x } \]

[In]

integrate(x^5*(a+b*sech(d*x^2+c))^2,x, algorithm="maxima")

[Out]

1/6*a^2*x^6 - b^2*x^4/(d*e^(2*d*x^2 + 2*c) + d) + integrate(4*(a*b*d*x^5*e^(d*x^2 + c) + b^2*x^3)/(d*e^(2*d*x^
2 + 2*c) + d), x)

Giac [F]

\[ \int x^5 \left (a+b \text {sech}\left (c+d x^2\right )\right )^2 \, dx=\int { {\left (b \operatorname {sech}\left (d x^{2} + c\right ) + a\right )}^{2} x^{5} \,d x } \]

[In]

integrate(x^5*(a+b*sech(d*x^2+c))^2,x, algorithm="giac")

[Out]

integrate((b*sech(d*x^2 + c) + a)^2*x^5, x)

Mupad [F(-1)]

Timed out. \[ \int x^5 \left (a+b \text {sech}\left (c+d x^2\right )\right )^2 \, dx=\int x^5\,{\left (a+\frac {b}{\mathrm {cosh}\left (d\,x^2+c\right )}\right )}^2 \,d x \]

[In]

int(x^5*(a + b/cosh(c + d*x^2))^2,x)

[Out]

int(x^5*(a + b/cosh(c + d*x^2))^2, x)