3.103 \(\int \frac{x^4 (a+b \tanh ^{-1}(c x))^2}{(d+c d x)^2} \, dx\)

Optimal. Leaf size=394 \[ -\frac{4 b \text{PolyLog}\left (2,1-\frac{2}{c x+1}\right ) \left (a+b \tanh ^{-1}(c x)\right )}{c^5 d^2}-\frac{10 b^2 \text{PolyLog}\left (2,1-\frac{2}{1-c x}\right )}{3 c^5 d^2}-\frac{2 b^2 \text{PolyLog}\left (3,1-\frac{2}{c x+1}\right )}{c^5 d^2}+\frac{x^3 \left (a+b \tanh ^{-1}(c x)\right )^2}{3 c^2 d^2}-\frac{x^2 \left (a+b \tanh ^{-1}(c x)\right )^2}{c^3 d^2}+\frac{b x^2 \left (a+b \tanh ^{-1}(c x)\right )}{3 c^3 d^2}-\frac{2 a b x}{c^4 d^2}+\frac{3 x \left (a+b \tanh ^{-1}(c x)\right )^2}{c^4 d^2}-\frac{\left (a+b \tanh ^{-1}(c x)\right )^2}{c^5 d^2 (c x+1)}+\frac{29 \left (a+b \tanh ^{-1}(c x)\right )^2}{6 c^5 d^2}-\frac{b \left (a+b \tanh ^{-1}(c x)\right )}{c^5 d^2 (c x+1)}-\frac{20 b \log \left (\frac{2}{1-c x}\right ) \left (a+b \tanh ^{-1}(c x)\right )}{3 c^5 d^2}+\frac{4 \log \left (\frac{2}{c x+1}\right ) \left (a+b \tanh ^{-1}(c x)\right )^2}{c^5 d^2}-\frac{b^2 \log \left (1-c^2 x^2\right )}{c^5 d^2}+\frac{b^2 x}{3 c^4 d^2}-\frac{b^2}{2 c^5 d^2 (c x+1)}-\frac{2 b^2 x \tanh ^{-1}(c x)}{c^4 d^2}+\frac{b^2 \tanh ^{-1}(c x)}{6 c^5 d^2} \]

[Out]

(-2*a*b*x)/(c^4*d^2) + (b^2*x)/(3*c^4*d^2) - b^2/(2*c^5*d^2*(1 + c*x)) + (b^2*ArcTanh[c*x])/(6*c^5*d^2) - (2*b
^2*x*ArcTanh[c*x])/(c^4*d^2) + (b*x^2*(a + b*ArcTanh[c*x]))/(3*c^3*d^2) - (b*(a + b*ArcTanh[c*x]))/(c^5*d^2*(1
+ c*x)) + (29*(a + b*ArcTanh[c*x])^2)/(6*c^5*d^2) + (3*x*(a + b*ArcTanh[c*x])^2)/(c^4*d^2) - (x^2*(a + b*ArcT
anh[c*x])^2)/(c^3*d^2) + (x^3*(a + b*ArcTanh[c*x])^2)/(3*c^2*d^2) - (a + b*ArcTanh[c*x])^2/(c^5*d^2*(1 + c*x))
- (20*b*(a + b*ArcTanh[c*x])*Log[2/(1 - c*x)])/(3*c^5*d^2) + (4*(a + b*ArcTanh[c*x])^2*Log[2/(1 + c*x)])/(c^5
*d^2) - (b^2*Log[1 - c^2*x^2])/(c^5*d^2) - (10*b^2*PolyLog[2, 1 - 2/(1 - c*x)])/(3*c^5*d^2) - (4*b*(a + b*ArcT
anh[c*x])*PolyLog[2, 1 - 2/(1 + c*x)])/(c^5*d^2) - (2*b^2*PolyLog[3, 1 - 2/(1 + c*x)])/(c^5*d^2)

________________________________________________________________________________________

Rubi [A]  time = 0.841405, antiderivative size = 394, normalized size of antiderivative = 1., number of steps used = 33, number of rules used = 19, integrand size = 22, \(\frac{\text{number of rules}}{\text{integrand size}}\) = 0.864, Rules used = {5940, 5910, 5984, 5918, 2402, 2315, 5916, 5980, 260, 5948, 321, 206, 5928, 5926, 627, 44, 207, 6056, 6610} \[ -\frac{4 b \text{PolyLog}\left (2,1-\frac{2}{c x+1}\right ) \left (a+b \tanh ^{-1}(c x)\right )}{c^5 d^2}-\frac{10 b^2 \text{PolyLog}\left (2,1-\frac{2}{1-c x}\right )}{3 c^5 d^2}-\frac{2 b^2 \text{PolyLog}\left (3,1-\frac{2}{c x+1}\right )}{c^5 d^2}+\frac{x^3 \left (a+b \tanh ^{-1}(c x)\right )^2}{3 c^2 d^2}-\frac{x^2 \left (a+b \tanh ^{-1}(c x)\right )^2}{c^3 d^2}+\frac{b x^2 \left (a+b \tanh ^{-1}(c x)\right )}{3 c^3 d^2}-\frac{2 a b x}{c^4 d^2}+\frac{3 x \left (a+b \tanh ^{-1}(c x)\right )^2}{c^4 d^2}-\frac{\left (a+b \tanh ^{-1}(c x)\right )^2}{c^5 d^2 (c x+1)}+\frac{29 \left (a+b \tanh ^{-1}(c x)\right )^2}{6 c^5 d^2}-\frac{b \left (a+b \tanh ^{-1}(c x)\right )}{c^5 d^2 (c x+1)}-\frac{20 b \log \left (\frac{2}{1-c x}\right ) \left (a+b \tanh ^{-1}(c x)\right )}{3 c^5 d^2}+\frac{4 \log \left (\frac{2}{c x+1}\right ) \left (a+b \tanh ^{-1}(c x)\right )^2}{c^5 d^2}-\frac{b^2 \log \left (1-c^2 x^2\right )}{c^5 d^2}+\frac{b^2 x}{3 c^4 d^2}-\frac{b^2}{2 c^5 d^2 (c x+1)}-\frac{2 b^2 x \tanh ^{-1}(c x)}{c^4 d^2}+\frac{b^2 \tanh ^{-1}(c x)}{6 c^5 d^2} \]

Antiderivative was successfully verified.

[In]

Int[(x^4*(a + b*ArcTanh[c*x])^2)/(d + c*d*x)^2,x]

[Out]

(-2*a*b*x)/(c^4*d^2) + (b^2*x)/(3*c^4*d^2) - b^2/(2*c^5*d^2*(1 + c*x)) + (b^2*ArcTanh[c*x])/(6*c^5*d^2) - (2*b
^2*x*ArcTanh[c*x])/(c^4*d^2) + (b*x^2*(a + b*ArcTanh[c*x]))/(3*c^3*d^2) - (b*(a + b*ArcTanh[c*x]))/(c^5*d^2*(1
+ c*x)) + (29*(a + b*ArcTanh[c*x])^2)/(6*c^5*d^2) + (3*x*(a + b*ArcTanh[c*x])^2)/(c^4*d^2) - (x^2*(a + b*ArcT
anh[c*x])^2)/(c^3*d^2) + (x^3*(a + b*ArcTanh[c*x])^2)/(3*c^2*d^2) - (a + b*ArcTanh[c*x])^2/(c^5*d^2*(1 + c*x))
- (20*b*(a + b*ArcTanh[c*x])*Log[2/(1 - c*x)])/(3*c^5*d^2) + (4*(a + b*ArcTanh[c*x])^2*Log[2/(1 + c*x)])/(c^5
*d^2) - (b^2*Log[1 - c^2*x^2])/(c^5*d^2) - (10*b^2*PolyLog[2, 1 - 2/(1 - c*x)])/(3*c^5*d^2) - (4*b*(a + b*ArcT
anh[c*x])*PolyLog[2, 1 - 2/(1 + c*x)])/(c^5*d^2) - (2*b^2*PolyLog[3, 1 - 2/(1 + c*x)])/(c^5*d^2)

Rule 5940

Int[((a_.) + ArcTanh[(c_.)*(x_)]*(b_.))^(p_.)*((f_.)*(x_))^(m_.)*((d_) + (e_.)*(x_))^(q_.), x_Symbol] :> Int[E
xpandIntegrand[(a + b*ArcTanh[c*x])^p, (f*x)^m*(d + e*x)^q, x], x] /; FreeQ[{a, b, c, d, e, f, m}, x] && IGtQ[
p, 0] && IntegerQ[q] && (GtQ[q, 0] || NeQ[a, 0] || IntegerQ[m])

Rule 5910

Int[((a_.) + ArcTanh[(c_.)*(x_)]*(b_.))^(p_.), x_Symbol] :> Simp[x*(a + b*ArcTanh[c*x])^p, x] - Dist[b*c*p, In
t[(x*(a + b*ArcTanh[c*x])^(p - 1))/(1 - c^2*x^2), x], x] /; FreeQ[{a, b, c}, x] && IGtQ[p, 0]

Rule 5984

Int[(((a_.) + ArcTanh[(c_.)*(x_)]*(b_.))^(p_.)*(x_))/((d_) + (e_.)*(x_)^2), x_Symbol] :> Simp[(a + b*ArcTanh[c
*x])^(p + 1)/(b*e*(p + 1)), x] + Dist[1/(c*d), Int[(a + b*ArcTanh[c*x])^p/(1 - c*x), x], x] /; FreeQ[{a, b, c,
d, e}, x] && EqQ[c^2*d + e, 0] && IGtQ[p, 0]

Rule 5918

Int[((a_.) + ArcTanh[(c_.)*(x_)]*(b_.))^(p_.)/((d_) + (e_.)*(x_)), x_Symbol] :> -Simp[((a + b*ArcTanh[c*x])^p*
Log[2/(1 + (e*x)/d)])/e, x] + Dist[(b*c*p)/e, Int[((a + b*ArcTanh[c*x])^(p - 1)*Log[2/(1 + (e*x)/d)])/(1 - c^2
*x^2), x], x] /; FreeQ[{a, b, c, d, e}, x] && IGtQ[p, 0] && EqQ[c^2*d^2 - e^2, 0]

Rule 2402

Int[Log[(c_.)/((d_) + (e_.)*(x_))]/((f_) + (g_.)*(x_)^2), x_Symbol] :> -Dist[e/g, Subst[Int[Log[2*d*x]/(1 - 2*
d*x), x], x, 1/(d + e*x)], x] /; FreeQ[{c, d, e, f, g}, x] && EqQ[c, 2*d] && EqQ[e^2*f + d^2*g, 0]

Rule 2315

Int[Log[(c_.)*(x_)]/((d_) + (e_.)*(x_)), x_Symbol] :> -Simp[PolyLog[2, 1 - c*x]/e, x] /; FreeQ[{c, d, e}, x] &
& EqQ[e + c*d, 0]

Rule 5916

Int[((a_.) + ArcTanh[(c_.)*(x_)]*(b_.))^(p_.)*((d_.)*(x_))^(m_.), x_Symbol] :> Simp[((d*x)^(m + 1)*(a + b*ArcT
anh[c*x])^p)/(d*(m + 1)), x] - Dist[(b*c*p)/(d*(m + 1)), Int[((d*x)^(m + 1)*(a + b*ArcTanh[c*x])^(p - 1))/(1 -
c^2*x^2), x], x] /; FreeQ[{a, b, c, d, m}, x] && IGtQ[p, 0] && (EqQ[p, 1] || IntegerQ[m]) && NeQ[m, -1]

Rule 5980

Int[(((a_.) + ArcTanh[(c_.)*(x_)]*(b_.))^(p_.)*((f_.)*(x_))^(m_))/((d_) + (e_.)*(x_)^2), x_Symbol] :> Dist[f^2
/e, Int[(f*x)^(m - 2)*(a + b*ArcTanh[c*x])^p, x], x] - Dist[(d*f^2)/e, Int[((f*x)^(m - 2)*(a + b*ArcTanh[c*x])
^p)/(d + e*x^2), x], x] /; FreeQ[{a, b, c, d, e, f}, x] && GtQ[p, 0] && GtQ[m, 1]

Rule 260

Int[(x_)^(m_.)/((a_) + (b_.)*(x_)^(n_)), x_Symbol] :> Simp[Log[RemoveContent[a + b*x^n, x]]/(b*n), x] /; FreeQ
[{a, b, m, n}, x] && EqQ[m, n - 1]

Rule 5948

Int[((a_.) + ArcTanh[(c_.)*(x_)]*(b_.))^(p_.)/((d_) + (e_.)*(x_)^2), x_Symbol] :> Simp[(a + b*ArcTanh[c*x])^(p
+ 1)/(b*c*d*(p + 1)), x] /; FreeQ[{a, b, c, d, e, p}, x] && EqQ[c^2*d + e, 0] && NeQ[p, -1]

Rule 321

Int[((c_.)*(x_))^(m_)*((a_) + (b_.)*(x_)^(n_))^(p_), x_Symbol] :> Simp[(c^(n - 1)*(c*x)^(m - n + 1)*(a + b*x^n
)^(p + 1))/(b*(m + n*p + 1)), x] - Dist[(a*c^n*(m - n + 1))/(b*(m + n*p + 1)), Int[(c*x)^(m - n)*(a + b*x^n)^p
, x], x] /; FreeQ[{a, b, c, p}, x] && IGtQ[n, 0] && GtQ[m, n - 1] && NeQ[m + n*p + 1, 0] && IntBinomialQ[a, b,
c, n, m, p, x]

Rule 206

Int[((a_) + (b_.)*(x_)^2)^(-1), x_Symbol] :> Simp[(1*ArcTanh[(Rt[-b, 2]*x)/Rt[a, 2]])/(Rt[a, 2]*Rt[-b, 2]), x]
/; FreeQ[{a, b}, x] && NegQ[a/b] && (GtQ[a, 0] || LtQ[b, 0])

Rule 5928

Int[((a_.) + ArcTanh[(c_.)*(x_)]*(b_.))^(p_)*((d_) + (e_.)*(x_))^(q_.), x_Symbol] :> Simp[((d + e*x)^(q + 1)*(
a + b*ArcTanh[c*x])^p)/(e*(q + 1)), x] - Dist[(b*c*p)/(e*(q + 1)), Int[ExpandIntegrand[(a + b*ArcTanh[c*x])^(p
- 1), (d + e*x)^(q + 1)/(1 - c^2*x^2), x], x], x] /; FreeQ[{a, b, c, d, e}, x] && IGtQ[p, 1] && IntegerQ[q] &
& NeQ[q, -1]

Rule 5926

Int[((a_.) + ArcTanh[(c_.)*(x_)]*(b_.))*((d_) + (e_.)*(x_))^(q_.), x_Symbol] :> Simp[((d + e*x)^(q + 1)*(a + b
*ArcTanh[c*x]))/(e*(q + 1)), x] - Dist[(b*c)/(e*(q + 1)), Int[(d + e*x)^(q + 1)/(1 - c^2*x^2), x], x] /; FreeQ
[{a, b, c, d, e, q}, x] && NeQ[q, -1]

Rule 627

Int[((d_) + (e_.)*(x_))^(m_.)*((a_) + (c_.)*(x_)^2)^(p_.), x_Symbol] :> Int[(d + e*x)^(m + p)*(a/d + (c*x)/e)^
p, x] /; FreeQ[{a, c, d, e, m, p}, x] && EqQ[c*d^2 + a*e^2, 0] && (IntegerQ[p] || (GtQ[a, 0] && GtQ[d, 0] && I
ntegerQ[m + p]))

Rule 44

Int[((a_) + (b_.)*(x_))^(m_.)*((c_.) + (d_.)*(x_))^(n_.), x_Symbol] :> Int[ExpandIntegrand[(a + b*x)^m*(c + d*
x)^n, x], x] /; FreeQ[{a, b, c, d}, x] && NeQ[b*c - a*d, 0] && ILtQ[m, 0] && IntegerQ[n] &&  !(IGtQ[n, 0] && L
tQ[m + n + 2, 0])

Rule 207

Int[((a_) + (b_.)*(x_)^2)^(-1), x_Symbol] :> -Simp[ArcTanh[(Rt[b, 2]*x)/Rt[-a, 2]]/(Rt[-a, 2]*Rt[b, 2]), x] /;
FreeQ[{a, b}, x] && NegQ[a/b] && (LtQ[a, 0] || GtQ[b, 0])

Rule 6056

Int[(Log[u_]*((a_.) + ArcTanh[(c_.)*(x_)]*(b_.))^(p_.))/((d_) + (e_.)*(x_)^2), x_Symbol] :> Simp[((a + b*ArcTa
nh[c*x])^p*PolyLog[2, 1 - u])/(2*c*d), x] - Dist[(b*p)/2, Int[((a + b*ArcTanh[c*x])^(p - 1)*PolyLog[2, 1 - u])
/(d + e*x^2), x], x] /; FreeQ[{a, b, c, d, e}, x] && IGtQ[p, 0] && EqQ[c^2*d + e, 0] && EqQ[(1 - u)^2 - (1 - 2
/(1 + c*x))^2, 0]

Rule 6610

Int[(u_)*PolyLog[n_, v_], x_Symbol] :> With[{w = DerivativeDivides[v, u*v, x]}, Simp[w*PolyLog[n + 1, v], x] /
;  !FalseQ[w]] /; FreeQ[n, x]

Rubi steps

\begin{align*} \int \frac{x^4 \left (a+b \tanh ^{-1}(c x)\right )^2}{(d+c d x)^2} \, dx &=\int \left (\frac{3 \left (a+b \tanh ^{-1}(c x)\right )^2}{c^4 d^2}-\frac{2 x \left (a+b \tanh ^{-1}(c x)\right )^2}{c^3 d^2}+\frac{x^2 \left (a+b \tanh ^{-1}(c x)\right )^2}{c^2 d^2}+\frac{\left (a+b \tanh ^{-1}(c x)\right )^2}{c^4 d^2 (1+c x)^2}-\frac{4 \left (a+b \tanh ^{-1}(c x)\right )^2}{c^4 d^2 (1+c x)}\right ) \, dx\\ &=\frac{\int \frac{\left (a+b \tanh ^{-1}(c x)\right )^2}{(1+c x)^2} \, dx}{c^4 d^2}+\frac{3 \int \left (a+b \tanh ^{-1}(c x)\right )^2 \, dx}{c^4 d^2}-\frac{4 \int \frac{\left (a+b \tanh ^{-1}(c x)\right )^2}{1+c x} \, dx}{c^4 d^2}-\frac{2 \int x \left (a+b \tanh ^{-1}(c x)\right )^2 \, dx}{c^3 d^2}+\frac{\int x^2 \left (a+b \tanh ^{-1}(c x)\right )^2 \, dx}{c^2 d^2}\\ &=\frac{3 x \left (a+b \tanh ^{-1}(c x)\right )^2}{c^4 d^2}-\frac{x^2 \left (a+b \tanh ^{-1}(c x)\right )^2}{c^3 d^2}+\frac{x^3 \left (a+b \tanh ^{-1}(c x)\right )^2}{3 c^2 d^2}-\frac{\left (a+b \tanh ^{-1}(c x)\right )^2}{c^5 d^2 (1+c x)}+\frac{4 \left (a+b \tanh ^{-1}(c x)\right )^2 \log \left (\frac{2}{1+c x}\right )}{c^5 d^2}+\frac{(2 b) \int \left (\frac{a+b \tanh ^{-1}(c x)}{2 (1+c x)^2}-\frac{a+b \tanh ^{-1}(c x)}{2 \left (-1+c^2 x^2\right )}\right ) \, dx}{c^4 d^2}-\frac{(8 b) \int \frac{\left (a+b \tanh ^{-1}(c x)\right ) \log \left (\frac{2}{1+c x}\right )}{1-c^2 x^2} \, dx}{c^4 d^2}-\frac{(6 b) \int \frac{x \left (a+b \tanh ^{-1}(c x)\right )}{1-c^2 x^2} \, dx}{c^3 d^2}+\frac{(2 b) \int \frac{x^2 \left (a+b \tanh ^{-1}(c x)\right )}{1-c^2 x^2} \, dx}{c^2 d^2}-\frac{(2 b) \int \frac{x^3 \left (a+b \tanh ^{-1}(c x)\right )}{1-c^2 x^2} \, dx}{3 c d^2}\\ &=\frac{3 \left (a+b \tanh ^{-1}(c x)\right )^2}{c^5 d^2}+\frac{3 x \left (a+b \tanh ^{-1}(c x)\right )^2}{c^4 d^2}-\frac{x^2 \left (a+b \tanh ^{-1}(c x)\right )^2}{c^3 d^2}+\frac{x^3 \left (a+b \tanh ^{-1}(c x)\right )^2}{3 c^2 d^2}-\frac{\left (a+b \tanh ^{-1}(c x)\right )^2}{c^5 d^2 (1+c x)}+\frac{4 \left (a+b \tanh ^{-1}(c x)\right )^2 \log \left (\frac{2}{1+c x}\right )}{c^5 d^2}-\frac{4 b \left (a+b \tanh ^{-1}(c x)\right ) \text{Li}_2\left (1-\frac{2}{1+c x}\right )}{c^5 d^2}+\frac{b \int \frac{a+b \tanh ^{-1}(c x)}{(1+c x)^2} \, dx}{c^4 d^2}-\frac{b \int \frac{a+b \tanh ^{-1}(c x)}{-1+c^2 x^2} \, dx}{c^4 d^2}-\frac{(2 b) \int \left (a+b \tanh ^{-1}(c x)\right ) \, dx}{c^4 d^2}+\frac{(2 b) \int \frac{a+b \tanh ^{-1}(c x)}{1-c^2 x^2} \, dx}{c^4 d^2}-\frac{(6 b) \int \frac{a+b \tanh ^{-1}(c x)}{1-c x} \, dx}{c^4 d^2}+\frac{\left (4 b^2\right ) \int \frac{\text{Li}_2\left (1-\frac{2}{1+c x}\right )}{1-c^2 x^2} \, dx}{c^4 d^2}+\frac{(2 b) \int x \left (a+b \tanh ^{-1}(c x)\right ) \, dx}{3 c^3 d^2}-\frac{(2 b) \int \frac{x \left (a+b \tanh ^{-1}(c x)\right )}{1-c^2 x^2} \, dx}{3 c^3 d^2}\\ &=-\frac{2 a b x}{c^4 d^2}+\frac{b x^2 \left (a+b \tanh ^{-1}(c x)\right )}{3 c^3 d^2}-\frac{b \left (a+b \tanh ^{-1}(c x)\right )}{c^5 d^2 (1+c x)}+\frac{29 \left (a+b \tanh ^{-1}(c x)\right )^2}{6 c^5 d^2}+\frac{3 x \left (a+b \tanh ^{-1}(c x)\right )^2}{c^4 d^2}-\frac{x^2 \left (a+b \tanh ^{-1}(c x)\right )^2}{c^3 d^2}+\frac{x^3 \left (a+b \tanh ^{-1}(c x)\right )^2}{3 c^2 d^2}-\frac{\left (a+b \tanh ^{-1}(c x)\right )^2}{c^5 d^2 (1+c x)}-\frac{6 b \left (a+b \tanh ^{-1}(c x)\right ) \log \left (\frac{2}{1-c x}\right )}{c^5 d^2}+\frac{4 \left (a+b \tanh ^{-1}(c x)\right )^2 \log \left (\frac{2}{1+c x}\right )}{c^5 d^2}-\frac{4 b \left (a+b \tanh ^{-1}(c x)\right ) \text{Li}_2\left (1-\frac{2}{1+c x}\right )}{c^5 d^2}-\frac{2 b^2 \text{Li}_3\left (1-\frac{2}{1+c x}\right )}{c^5 d^2}-\frac{(2 b) \int \frac{a+b \tanh ^{-1}(c x)}{1-c x} \, dx}{3 c^4 d^2}+\frac{b^2 \int \frac{1}{(1+c x) \left (1-c^2 x^2\right )} \, dx}{c^4 d^2}-\frac{\left (2 b^2\right ) \int \tanh ^{-1}(c x) \, dx}{c^4 d^2}+\frac{\left (6 b^2\right ) \int \frac{\log \left (\frac{2}{1-c x}\right )}{1-c^2 x^2} \, dx}{c^4 d^2}-\frac{b^2 \int \frac{x^2}{1-c^2 x^2} \, dx}{3 c^2 d^2}\\ &=-\frac{2 a b x}{c^4 d^2}+\frac{b^2 x}{3 c^4 d^2}-\frac{2 b^2 x \tanh ^{-1}(c x)}{c^4 d^2}+\frac{b x^2 \left (a+b \tanh ^{-1}(c x)\right )}{3 c^3 d^2}-\frac{b \left (a+b \tanh ^{-1}(c x)\right )}{c^5 d^2 (1+c x)}+\frac{29 \left (a+b \tanh ^{-1}(c x)\right )^2}{6 c^5 d^2}+\frac{3 x \left (a+b \tanh ^{-1}(c x)\right )^2}{c^4 d^2}-\frac{x^2 \left (a+b \tanh ^{-1}(c x)\right )^2}{c^3 d^2}+\frac{x^3 \left (a+b \tanh ^{-1}(c x)\right )^2}{3 c^2 d^2}-\frac{\left (a+b \tanh ^{-1}(c x)\right )^2}{c^5 d^2 (1+c x)}-\frac{20 b \left (a+b \tanh ^{-1}(c x)\right ) \log \left (\frac{2}{1-c x}\right )}{3 c^5 d^2}+\frac{4 \left (a+b \tanh ^{-1}(c x)\right )^2 \log \left (\frac{2}{1+c x}\right )}{c^5 d^2}-\frac{4 b \left (a+b \tanh ^{-1}(c x)\right ) \text{Li}_2\left (1-\frac{2}{1+c x}\right )}{c^5 d^2}-\frac{2 b^2 \text{Li}_3\left (1-\frac{2}{1+c x}\right )}{c^5 d^2}-\frac{\left (6 b^2\right ) \operatorname{Subst}\left (\int \frac{\log (2 x)}{1-2 x} \, dx,x,\frac{1}{1-c x}\right )}{c^5 d^2}-\frac{b^2 \int \frac{1}{1-c^2 x^2} \, dx}{3 c^4 d^2}+\frac{\left (2 b^2\right ) \int \frac{\log \left (\frac{2}{1-c x}\right )}{1-c^2 x^2} \, dx}{3 c^4 d^2}+\frac{b^2 \int \frac{1}{(1-c x) (1+c x)^2} \, dx}{c^4 d^2}+\frac{\left (2 b^2\right ) \int \frac{x}{1-c^2 x^2} \, dx}{c^3 d^2}\\ &=-\frac{2 a b x}{c^4 d^2}+\frac{b^2 x}{3 c^4 d^2}-\frac{b^2 \tanh ^{-1}(c x)}{3 c^5 d^2}-\frac{2 b^2 x \tanh ^{-1}(c x)}{c^4 d^2}+\frac{b x^2 \left (a+b \tanh ^{-1}(c x)\right )}{3 c^3 d^2}-\frac{b \left (a+b \tanh ^{-1}(c x)\right )}{c^5 d^2 (1+c x)}+\frac{29 \left (a+b \tanh ^{-1}(c x)\right )^2}{6 c^5 d^2}+\frac{3 x \left (a+b \tanh ^{-1}(c x)\right )^2}{c^4 d^2}-\frac{x^2 \left (a+b \tanh ^{-1}(c x)\right )^2}{c^3 d^2}+\frac{x^3 \left (a+b \tanh ^{-1}(c x)\right )^2}{3 c^2 d^2}-\frac{\left (a+b \tanh ^{-1}(c x)\right )^2}{c^5 d^2 (1+c x)}-\frac{20 b \left (a+b \tanh ^{-1}(c x)\right ) \log \left (\frac{2}{1-c x}\right )}{3 c^5 d^2}+\frac{4 \left (a+b \tanh ^{-1}(c x)\right )^2 \log \left (\frac{2}{1+c x}\right )}{c^5 d^2}-\frac{b^2 \log \left (1-c^2 x^2\right )}{c^5 d^2}-\frac{3 b^2 \text{Li}_2\left (1-\frac{2}{1-c x}\right )}{c^5 d^2}-\frac{4 b \left (a+b \tanh ^{-1}(c x)\right ) \text{Li}_2\left (1-\frac{2}{1+c x}\right )}{c^5 d^2}-\frac{2 b^2 \text{Li}_3\left (1-\frac{2}{1+c x}\right )}{c^5 d^2}-\frac{\left (2 b^2\right ) \operatorname{Subst}\left (\int \frac{\log (2 x)}{1-2 x} \, dx,x,\frac{1}{1-c x}\right )}{3 c^5 d^2}+\frac{b^2 \int \left (\frac{1}{2 (1+c x)^2}-\frac{1}{2 \left (-1+c^2 x^2\right )}\right ) \, dx}{c^4 d^2}\\ &=-\frac{2 a b x}{c^4 d^2}+\frac{b^2 x}{3 c^4 d^2}-\frac{b^2}{2 c^5 d^2 (1+c x)}-\frac{b^2 \tanh ^{-1}(c x)}{3 c^5 d^2}-\frac{2 b^2 x \tanh ^{-1}(c x)}{c^4 d^2}+\frac{b x^2 \left (a+b \tanh ^{-1}(c x)\right )}{3 c^3 d^2}-\frac{b \left (a+b \tanh ^{-1}(c x)\right )}{c^5 d^2 (1+c x)}+\frac{29 \left (a+b \tanh ^{-1}(c x)\right )^2}{6 c^5 d^2}+\frac{3 x \left (a+b \tanh ^{-1}(c x)\right )^2}{c^4 d^2}-\frac{x^2 \left (a+b \tanh ^{-1}(c x)\right )^2}{c^3 d^2}+\frac{x^3 \left (a+b \tanh ^{-1}(c x)\right )^2}{3 c^2 d^2}-\frac{\left (a+b \tanh ^{-1}(c x)\right )^2}{c^5 d^2 (1+c x)}-\frac{20 b \left (a+b \tanh ^{-1}(c x)\right ) \log \left (\frac{2}{1-c x}\right )}{3 c^5 d^2}+\frac{4 \left (a+b \tanh ^{-1}(c x)\right )^2 \log \left (\frac{2}{1+c x}\right )}{c^5 d^2}-\frac{b^2 \log \left (1-c^2 x^2\right )}{c^5 d^2}-\frac{10 b^2 \text{Li}_2\left (1-\frac{2}{1-c x}\right )}{3 c^5 d^2}-\frac{4 b \left (a+b \tanh ^{-1}(c x)\right ) \text{Li}_2\left (1-\frac{2}{1+c x}\right )}{c^5 d^2}-\frac{2 b^2 \text{Li}_3\left (1-\frac{2}{1+c x}\right )}{c^5 d^2}-\frac{b^2 \int \frac{1}{-1+c^2 x^2} \, dx}{2 c^4 d^2}\\ &=-\frac{2 a b x}{c^4 d^2}+\frac{b^2 x}{3 c^4 d^2}-\frac{b^2}{2 c^5 d^2 (1+c x)}+\frac{b^2 \tanh ^{-1}(c x)}{6 c^5 d^2}-\frac{2 b^2 x \tanh ^{-1}(c x)}{c^4 d^2}+\frac{b x^2 \left (a+b \tanh ^{-1}(c x)\right )}{3 c^3 d^2}-\frac{b \left (a+b \tanh ^{-1}(c x)\right )}{c^5 d^2 (1+c x)}+\frac{29 \left (a+b \tanh ^{-1}(c x)\right )^2}{6 c^5 d^2}+\frac{3 x \left (a+b \tanh ^{-1}(c x)\right )^2}{c^4 d^2}-\frac{x^2 \left (a+b \tanh ^{-1}(c x)\right )^2}{c^3 d^2}+\frac{x^3 \left (a+b \tanh ^{-1}(c x)\right )^2}{3 c^2 d^2}-\frac{\left (a+b \tanh ^{-1}(c x)\right )^2}{c^5 d^2 (1+c x)}-\frac{20 b \left (a+b \tanh ^{-1}(c x)\right ) \log \left (\frac{2}{1-c x}\right )}{3 c^5 d^2}+\frac{4 \left (a+b \tanh ^{-1}(c x)\right )^2 \log \left (\frac{2}{1+c x}\right )}{c^5 d^2}-\frac{b^2 \log \left (1-c^2 x^2\right )}{c^5 d^2}-\frac{10 b^2 \text{Li}_2\left (1-\frac{2}{1-c x}\right )}{3 c^5 d^2}-\frac{4 b \left (a+b \tanh ^{-1}(c x)\right ) \text{Li}_2\left (1-\frac{2}{1+c x}\right )}{c^5 d^2}-\frac{2 b^2 \text{Li}_3\left (1-\frac{2}{1+c x}\right )}{c^5 d^2}\\ \end{align*}

Mathematica [A]  time = 1.68042, size = 425, normalized size = 1.08 \[ \frac{2 a b \left (-24 \text{PolyLog}\left (2,-e^{-2 \tanh ^{-1}(c x)}\right )+2 c^2 x^2+20 \log \left (1-c^2 x^2\right )+2 \tanh ^{-1}(c x) \left (2 c^3 x^3-6 c^2 x^2+18 c x+24 \log \left (e^{-2 \tanh ^{-1}(c x)}+1\right )+3 \sinh \left (2 \tanh ^{-1}(c x)\right )-3 \cosh \left (2 \tanh ^{-1}(c x)\right )+6\right )-12 c x+3 \sinh \left (2 \tanh ^{-1}(c x)\right )-3 \cosh \left (2 \tanh ^{-1}(c x)\right )-2\right )+b^2 \left (-8 \left (6 \tanh ^{-1}(c x)-5\right ) \text{PolyLog}\left (2,-e^{-2 \tanh ^{-1}(c x)}\right )-24 \text{PolyLog}\left (3,-e^{-2 \tanh ^{-1}(c x)}\right )-12 \log \left (1-c^2 x^2\right )+4 c^3 x^3 \tanh ^{-1}(c x)^2-12 c^2 x^2 \tanh ^{-1}(c x)^2+4 c^2 x^2 \tanh ^{-1}(c x)+4 c x+36 c x \tanh ^{-1}(c x)^2-24 c x \tanh ^{-1}(c x)-28 \tanh ^{-1}(c x)^2-4 \tanh ^{-1}(c x)+48 \tanh ^{-1}(c x)^2 \log \left (e^{-2 \tanh ^{-1}(c x)}+1\right )-80 \tanh ^{-1}(c x) \log \left (e^{-2 \tanh ^{-1}(c x)}+1\right )+6 \tanh ^{-1}(c x)^2 \sinh \left (2 \tanh ^{-1}(c x)\right )+6 \tanh ^{-1}(c x) \sinh \left (2 \tanh ^{-1}(c x)\right )+3 \sinh \left (2 \tanh ^{-1}(c x)\right )-6 \tanh ^{-1}(c x)^2 \cosh \left (2 \tanh ^{-1}(c x)\right )-6 \tanh ^{-1}(c x) \cosh \left (2 \tanh ^{-1}(c x)\right )-3 \cosh \left (2 \tanh ^{-1}(c x)\right )\right )+4 a^2 c^3 x^3-12 a^2 c^2 x^2+36 a^2 c x-\frac{12 a^2}{c x+1}-48 a^2 \log (c x+1)}{12 c^5 d^2} \]

Warning: Unable to verify antiderivative.

[In]

Integrate[(x^4*(a + b*ArcTanh[c*x])^2)/(d + c*d*x)^2,x]

[Out]

(36*a^2*c*x - 12*a^2*c^2*x^2 + 4*a^2*c^3*x^3 - (12*a^2)/(1 + c*x) - 48*a^2*Log[1 + c*x] + b^2*(4*c*x - 4*ArcTa
nh[c*x] - 24*c*x*ArcTanh[c*x] + 4*c^2*x^2*ArcTanh[c*x] - 28*ArcTanh[c*x]^2 + 36*c*x*ArcTanh[c*x]^2 - 12*c^2*x^
2*ArcTanh[c*x]^2 + 4*c^3*x^3*ArcTanh[c*x]^2 - 3*Cosh[2*ArcTanh[c*x]] - 6*ArcTanh[c*x]*Cosh[2*ArcTanh[c*x]] - 6
*ArcTanh[c*x]^2*Cosh[2*ArcTanh[c*x]] - 80*ArcTanh[c*x]*Log[1 + E^(-2*ArcTanh[c*x])] + 48*ArcTanh[c*x]^2*Log[1
+ E^(-2*ArcTanh[c*x])] - 12*Log[1 - c^2*x^2] - 8*(-5 + 6*ArcTanh[c*x])*PolyLog[2, -E^(-2*ArcTanh[c*x])] - 24*P
olyLog[3, -E^(-2*ArcTanh[c*x])] + 3*Sinh[2*ArcTanh[c*x]] + 6*ArcTanh[c*x]*Sinh[2*ArcTanh[c*x]] + 6*ArcTanh[c*x
]^2*Sinh[2*ArcTanh[c*x]]) + 2*a*b*(-2 - 12*c*x + 2*c^2*x^2 - 3*Cosh[2*ArcTanh[c*x]] + 20*Log[1 - c^2*x^2] - 24
*PolyLog[2, -E^(-2*ArcTanh[c*x])] + 3*Sinh[2*ArcTanh[c*x]] + 2*ArcTanh[c*x]*(6 + 18*c*x - 6*c^2*x^2 + 2*c^3*x^
3 - 3*Cosh[2*ArcTanh[c*x]] + 24*Log[1 + E^(-2*ArcTanh[c*x])] + 3*Sinh[2*ArcTanh[c*x]])))/(12*c^5*d^2)

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Maple [C]  time = 0.806, size = 1467, normalized size = 3.7 \begin{align*} \text{result too large to display} \end{align*}

Verification of antiderivative is not currently implemented for this CAS.

[In]

int(x^4*(a+b*arctanh(c*x))^2/(c*d*x+d)^2,x)

[Out]

-2*I/c^5*b^2/d^2*Pi*csgn(I*(c*x+1)^2/(c^2*x^2-1))*csgn(I*(c*x+1)^2/(c^2*x^2-1)/((c*x+1)^2/(-c^2*x^2+1)+1))^2*a
rctanh(c*x)^2+2*I/c^5*b^2/d^2*arctanh(c*x)^2*Pi*csgn(I/((c*x+1)^2/(-c^2*x^2+1)+1))*csgn(I*(c*x+1)^2/(c^2*x^2-1
)/((c*x+1)^2/(-c^2*x^2+1)+1))^2+4*I/c^5*b^2/d^2*Pi*csgn(I*(c*x+1)/(-c^2*x^2+1)^(1/2))*csgn(I*(c*x+1)^2/(c^2*x^
2-1))^2*arctanh(c*x)^2+2*I/c^5*b^2/d^2*Pi*csgn(I*(c*x+1)/(-c^2*x^2+1)^(1/2))^2*csgn(I*(c*x+1)^2/(c^2*x^2-1))*a
rctanh(c*x)^2+1/2/c^4*b^2/d^2*arctanh(c*x)/(c*x+1)*x+2/3/c^2*a*b/d^2*arctanh(c*x)*x^3-2/c^3*a*b/d^2*arctanh(c*
x)*x^2+6/c^4*a*b/d^2*arctanh(c*x)*x-2/c^5*a*b/d^2*arctanh(c*x)/(c*x+1)-8/c^5*a*b/d^2*arctanh(c*x)*ln(c*x+1)-4/
c^5*a*b/d^2*ln(-1/2*c*x+1/2)*ln(c*x+1)+4/c^5*a*b/d^2*ln(-1/2*c*x+1/2)*ln(1/2+1/2*c*x)+1/3*b^2*x/d^2/c^4-1/4*b^
2/c^5/d^2/(c*x+1)-7/3*b^2*arctanh(c*x)/c^5/d^2-1/3/c^5*b^2/d^2-2*a*b*x/d^2/c^4-2*b^2*x*arctanh(c*x)/d^2/c^4+2*
I/c^5*b^2/d^2*Pi*csgn(I*(c*x+1)^2/(c^2*x^2-1)/((c*x+1)^2/(-c^2*x^2+1)+1))^3*arctanh(c*x)^2+2*I/c^5*b^2/d^2*Pi*
csgn(I*(c*x+1)^2/(c^2*x^2-1))^3*arctanh(c*x)^2-2*I/c^5*b^2/d^2*Pi*csgn(I/((c*x+1)^2/(-c^2*x^2+1)+1))*csgn(I*(c
*x+1)^2/(c^2*x^2-1))*csgn(I*(c*x+1)^2/(c^2*x^2-1)/((c*x+1)^2/(-c^2*x^2+1)+1))*arctanh(c*x)^2-7/3/c^5*a*b/d^2-1
/c^5*a^2/d^2/(c*x+1)+1/3/c^2*a^2/d^2*x^3-1/c^3*a^2/d^2*x^2+3/c^4*a^2/d^2*x-4/c^5*a^2/d^2*ln(c*x+1)-20/3/c^5*b^
2/d^2*dilog(1+I*(c*x+1)/(-c^2*x^2+1)^(1/2))+2/c^5*b^2/d^2*ln((c*x+1)^2/(-c^2*x^2+1)+1)-8/3/c^5*b^2/d^2*arctanh
(c*x)^3-2/c^5*b^2/d^2*polylog(3,-(c*x+1)^2/(-c^2*x^2+1))-20/3/c^5*b^2/d^2*dilog(1-I*(c*x+1)/(-c^2*x^2+1)^(1/2)
)+29/6/c^5*b^2/d^2*arctanh(c*x)^2-1/c^5*a*b/d^2/(c*x+1)+1/4/c^4*b^2/d^2/(c*x+1)*x+1/3/c^3*a*b/d^2*x^2+4/c^5*b^
2/d^2*arctanh(c*x)^2*ln(2)+4/c^5*a*b/d^2*dilog(1/2+1/2*c*x)+2/c^5*a*b/d^2*ln(c*x+1)^2+11/6/c^5*a*b/d^2*ln(c*x-
1)+29/6/c^5*a*b/d^2*ln(c*x+1)+1/3/c^2*b^2/d^2*arctanh(c*x)^2*x^3-1/c^3*b^2/d^2*arctanh(c*x)^2*x^2+3/c^4*b^2/d^
2*arctanh(c*x)^2*x+1/3/c^3*b^2/d^2*arctanh(c*x)*x^2-20/3/c^5*b^2/d^2*arctanh(c*x)*ln(1+I*(c*x+1)/(-c^2*x^2+1)^
(1/2))-20/3/c^5*b^2/d^2*arctanh(c*x)*ln(1-I*(c*x+1)/(-c^2*x^2+1)^(1/2))-4/c^5*b^2/d^2*arctanh(c*x)^2*ln(c*x+1)
-1/c^5*b^2/d^2*arctanh(c*x)^2/(c*x+1)+8/c^5*b^2/d^2*arctanh(c*x)^2*ln((c*x+1)/(-c^2*x^2+1)^(1/2))-1/2/c^5*b^2/
d^2*arctanh(c*x)/(c*x+1)+4/c^5*b^2/d^2*arctanh(c*x)*polylog(2,-(c*x+1)^2/(-c^2*x^2+1))

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Maxima [F]  time = 0., size = 0, normalized size = 0. \begin{align*} -\frac{1}{3} \, a^{2}{\left (\frac{3}{c^{6} d^{2} x + c^{5} d^{2}} - \frac{c^{2} x^{3} - 3 \, c x^{2} + 9 \, x}{c^{4} d^{2}} + \frac{12 \, \log \left (c x + 1\right )}{c^{5} d^{2}}\right )} + \frac{{\left (b^{2} c^{4} x^{4} - 2 \, b^{2} c^{3} x^{3} + 6 \, b^{2} c^{2} x^{2} + 9 \, b^{2} c x - 3 \, b^{2} - 12 \,{\left (b^{2} c x + b^{2}\right )} \log \left (c x + 1\right )\right )} \log \left (-c x + 1\right )^{2}}{12 \,{\left (c^{6} d^{2} x + c^{5} d^{2}\right )}} - \int -\frac{3 \,{\left (b^{2} c^{5} x^{5} - b^{2} c^{4} x^{4}\right )} \log \left (c x + 1\right )^{2} + 12 \,{\left (a b c^{5} x^{5} - a b c^{4} x^{4}\right )} \log \left (c x + 1\right ) - 2 \,{\left (4 \, b^{2} c^{3} x^{3} + 15 \, b^{2} c^{2} x^{2} +{\left (6 \, a b c^{5} + b^{2} c^{5}\right )} x^{5} -{\left (6 \, a b c^{4} + b^{2} c^{4}\right )} x^{4} + 6 \, b^{2} c x - 3 \, b^{2} + 3 \,{\left (b^{2} c^{5} x^{5} - b^{2} c^{4} x^{4} - 4 \, b^{2} c^{2} x^{2} - 8 \, b^{2} c x - 4 \, b^{2}\right )} \log \left (c x + 1\right )\right )} \log \left (-c x + 1\right )}{12 \,{\left (c^{7} d^{2} x^{3} + c^{6} d^{2} x^{2} - c^{5} d^{2} x - c^{4} d^{2}\right )}}\,{d x} \end{align*}

Verification of antiderivative is not currently implemented for this CAS.

[In]

integrate(x^4*(a+b*arctanh(c*x))^2/(c*d*x+d)^2,x, algorithm="maxima")

[Out]

-1/3*a^2*(3/(c^6*d^2*x + c^5*d^2) - (c^2*x^3 - 3*c*x^2 + 9*x)/(c^4*d^2) + 12*log(c*x + 1)/(c^5*d^2)) + 1/12*(b
^2*c^4*x^4 - 2*b^2*c^3*x^3 + 6*b^2*c^2*x^2 + 9*b^2*c*x - 3*b^2 - 12*(b^2*c*x + b^2)*log(c*x + 1))*log(-c*x + 1
)^2/(c^6*d^2*x + c^5*d^2) - integrate(-1/12*(3*(b^2*c^5*x^5 - b^2*c^4*x^4)*log(c*x + 1)^2 + 12*(a*b*c^5*x^5 -
a*b*c^4*x^4)*log(c*x + 1) - 2*(4*b^2*c^3*x^3 + 15*b^2*c^2*x^2 + (6*a*b*c^5 + b^2*c^5)*x^5 - (6*a*b*c^4 + b^2*c
^4)*x^4 + 6*b^2*c*x - 3*b^2 + 3*(b^2*c^5*x^5 - b^2*c^4*x^4 - 4*b^2*c^2*x^2 - 8*b^2*c*x - 4*b^2)*log(c*x + 1))*
log(-c*x + 1))/(c^7*d^2*x^3 + c^6*d^2*x^2 - c^5*d^2*x - c^4*d^2), x)

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Fricas [F]  time = 0., size = 0, normalized size = 0. \begin{align*}{\rm integral}\left (\frac{b^{2} x^{4} \operatorname{artanh}\left (c x\right )^{2} + 2 \, a b x^{4} \operatorname{artanh}\left (c x\right ) + a^{2} x^{4}}{c^{2} d^{2} x^{2} + 2 \, c d^{2} x + d^{2}}, x\right ) \end{align*}

Verification of antiderivative is not currently implemented for this CAS.

[In]

integrate(x^4*(a+b*arctanh(c*x))^2/(c*d*x+d)^2,x, algorithm="fricas")

[Out]

integral((b^2*x^4*arctanh(c*x)^2 + 2*a*b*x^4*arctanh(c*x) + a^2*x^4)/(c^2*d^2*x^2 + 2*c*d^2*x + d^2), x)

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Sympy [F]  time = 0., size = 0, normalized size = 0. \begin{align*} \frac{\int \frac{a^{2} x^{4}}{c^{2} x^{2} + 2 c x + 1}\, dx + \int \frac{b^{2} x^{4} \operatorname{atanh}^{2}{\left (c x \right )}}{c^{2} x^{2} + 2 c x + 1}\, dx + \int \frac{2 a b x^{4} \operatorname{atanh}{\left (c x \right )}}{c^{2} x^{2} + 2 c x + 1}\, dx}{d^{2}} \end{align*}

Verification of antiderivative is not currently implemented for this CAS.

[In]

integrate(x**4*(a+b*atanh(c*x))**2/(c*d*x+d)**2,x)

[Out]

(Integral(a**2*x**4/(c**2*x**2 + 2*c*x + 1), x) + Integral(b**2*x**4*atanh(c*x)**2/(c**2*x**2 + 2*c*x + 1), x)
+ Integral(2*a*b*x**4*atanh(c*x)/(c**2*x**2 + 2*c*x + 1), x))/d**2

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Giac [F]  time = 0., size = 0, normalized size = 0. \begin{align*} \int \frac{{\left (b \operatorname{artanh}\left (c x\right ) + a\right )}^{2} x^{4}}{{\left (c d x + d\right )}^{2}}\,{d x} \end{align*}

Verification of antiderivative is not currently implemented for this CAS.

[In]

integrate(x^4*(a+b*arctanh(c*x))^2/(c*d*x+d)^2,x, algorithm="giac")

[Out]

integrate((b*arctanh(c*x) + a)^2*x^4/(c*d*x + d)^2, x)