3.89 \(\int \frac{(d+e x)^2 (a+b \log (c x^n))^2}{x^3} \, dx\)
Optimal. Leaf size=137 \[ -\frac{d^2 \left (a+b \log \left (c x^n\right )\right )^2}{2 x^2}-\frac{b d^2 n \left (a+b \log \left (c x^n\right )\right )}{2 x^2}-\frac{2 d e \left (a+b \log \left (c x^n\right )\right )^2}{x}-\frac{4 b d e n \left (a+b \log \left (c x^n\right )\right )}{x}+\frac{e^2 \left (a+b \log \left (c x^n\right )\right )^3}{3 b n}-\frac{b^2 d^2 n^2}{4 x^2}-\frac{4 b^2 d e n^2}{x} \]
[Out]
-(b^2*d^2*n^2)/(4*x^2) - (4*b^2*d*e*n^2)/x - (b*d^2*n*(a + b*Log[c*x^n]))/(2*x^2) - (4*b*d*e*n*(a + b*Log[c*x^
n]))/x - (d^2*(a + b*Log[c*x^n])^2)/(2*x^2) - (2*d*e*(a + b*Log[c*x^n])^2)/x + (e^2*(a + b*Log[c*x^n])^3)/(3*b
*n)
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Rubi [A] time = 0.192286, antiderivative size = 137, normalized size of antiderivative = 1.,
number of steps used = 8, number of rules used = 5, integrand size = 23, \(\frac{\text{number of rules}}{\text{integrand size}}\) = 0.217, Rules used =
{2353, 2305, 2304, 2302, 30} \[ -\frac{d^2 \left (a+b \log \left (c x^n\right )\right )^2}{2 x^2}-\frac{b d^2 n \left (a+b \log \left (c x^n\right )\right )}{2 x^2}-\frac{2 d e \left (a+b \log \left (c x^n\right )\right )^2}{x}-\frac{4 b d e n \left (a+b \log \left (c x^n\right )\right )}{x}+\frac{e^2 \left (a+b \log \left (c x^n\right )\right )^3}{3 b n}-\frac{b^2 d^2 n^2}{4 x^2}-\frac{4 b^2 d e n^2}{x} \]
Antiderivative was successfully verified.
[In]
Int[((d + e*x)^2*(a + b*Log[c*x^n])^2)/x^3,x]
[Out]
-(b^2*d^2*n^2)/(4*x^2) - (4*b^2*d*e*n^2)/x - (b*d^2*n*(a + b*Log[c*x^n]))/(2*x^2) - (4*b*d*e*n*(a + b*Log[c*x^
n]))/x - (d^2*(a + b*Log[c*x^n])^2)/(2*x^2) - (2*d*e*(a + b*Log[c*x^n])^2)/x + (e^2*(a + b*Log[c*x^n])^3)/(3*b
*n)
Rule 2353
Int[((a_.) + Log[(c_.)*(x_)^(n_.)]*(b_.))^(p_.)*((f_.)*(x_))^(m_.)*((d_) + (e_.)*(x_)^(r_.))^(q_.), x_Symbol]
:> With[{u = ExpandIntegrand[(a + b*Log[c*x^n])^p, (f*x)^m*(d + e*x^r)^q, x]}, Int[u, x] /; SumQ[u]] /; FreeQ[
{a, b, c, d, e, f, m, n, p, q, r}, x] && IntegerQ[q] && (GtQ[q, 0] || (IGtQ[p, 0] && IntegerQ[m] && IntegerQ[r
]))
Rule 2305
Int[((a_.) + Log[(c_.)*(x_)^(n_.)]*(b_.))^(p_.)*((d_.)*(x_))^(m_.), x_Symbol] :> Simp[((d*x)^(m + 1)*(a + b*Lo
g[c*x^n])^p)/(d*(m + 1)), x] - Dist[(b*n*p)/(m + 1), Int[(d*x)^m*(a + b*Log[c*x^n])^(p - 1), x], x] /; FreeQ[{
a, b, c, d, m, n}, x] && NeQ[m, -1] && GtQ[p, 0]
Rule 2304
Int[((a_.) + Log[(c_.)*(x_)^(n_.)]*(b_.))*((d_.)*(x_))^(m_.), x_Symbol] :> Simp[((d*x)^(m + 1)*(a + b*Log[c*x^
n]))/(d*(m + 1)), x] - Simp[(b*n*(d*x)^(m + 1))/(d*(m + 1)^2), x] /; FreeQ[{a, b, c, d, m, n}, x] && NeQ[m, -1
]
Rule 2302
Int[((a_.) + Log[(c_.)*(x_)^(n_.)]*(b_.))^(p_.)/(x_), x_Symbol] :> Dist[1/(b*n), Subst[Int[x^p, x], x, a + b*L
og[c*x^n]], x] /; FreeQ[{a, b, c, n, p}, x]
Rule 30
Int[(x_)^(m_.), x_Symbol] :> Simp[x^(m + 1)/(m + 1), x] /; FreeQ[m, x] && NeQ[m, -1]
Rubi steps
\begin{align*} \int \frac{(d+e x)^2 \left (a+b \log \left (c x^n\right )\right )^2}{x^3} \, dx &=\int \left (\frac{d^2 \left (a+b \log \left (c x^n\right )\right )^2}{x^3}+\frac{2 d e \left (a+b \log \left (c x^n\right )\right )^2}{x^2}+\frac{e^2 \left (a+b \log \left (c x^n\right )\right )^2}{x}\right ) \, dx\\ &=d^2 \int \frac{\left (a+b \log \left (c x^n\right )\right )^2}{x^3} \, dx+(2 d e) \int \frac{\left (a+b \log \left (c x^n\right )\right )^2}{x^2} \, dx+e^2 \int \frac{\left (a+b \log \left (c x^n\right )\right )^2}{x} \, dx\\ &=-\frac{d^2 \left (a+b \log \left (c x^n\right )\right )^2}{2 x^2}-\frac{2 d e \left (a+b \log \left (c x^n\right )\right )^2}{x}+\frac{e^2 \operatorname{Subst}\left (\int x^2 \, dx,x,a+b \log \left (c x^n\right )\right )}{b n}+\left (b d^2 n\right ) \int \frac{a+b \log \left (c x^n\right )}{x^3} \, dx+(4 b d e n) \int \frac{a+b \log \left (c x^n\right )}{x^2} \, dx\\ &=-\frac{b^2 d^2 n^2}{4 x^2}-\frac{4 b^2 d e n^2}{x}-\frac{b d^2 n \left (a+b \log \left (c x^n\right )\right )}{2 x^2}-\frac{4 b d e n \left (a+b \log \left (c x^n\right )\right )}{x}-\frac{d^2 \left (a+b \log \left (c x^n\right )\right )^2}{2 x^2}-\frac{2 d e \left (a+b \log \left (c x^n\right )\right )^2}{x}+\frac{e^2 \left (a+b \log \left (c x^n\right )\right )^3}{3 b n}\\ \end{align*}
Mathematica [A] time = 0.0821597, size = 117, normalized size = 0.85 \[ -\frac{d^2 \left (a+b \log \left (c x^n\right )\right )^2}{2 x^2}-\frac{b d^2 n \left (2 a+2 b \log \left (c x^n\right )+b n\right )}{4 x^2}-\frac{2 d e \left (a+b \log \left (c x^n\right )\right )^2}{x}-\frac{4 b d e n \left (a+b \log \left (c x^n\right )+b n\right )}{x}+\frac{e^2 \left (a+b \log \left (c x^n\right )\right )^3}{3 b n} \]
Antiderivative was successfully verified.
[In]
Integrate[((d + e*x)^2*(a + b*Log[c*x^n])^2)/x^3,x]
[Out]
-(d^2*(a + b*Log[c*x^n])^2)/(2*x^2) - (2*d*e*(a + b*Log[c*x^n])^2)/x + (e^2*(a + b*Log[c*x^n])^3)/(3*b*n) - (4
*b*d*e*n*(a + b*n + b*Log[c*x^n]))/x - (b*d^2*n*(2*a + b*n + 2*b*Log[c*x^n]))/(4*x^2)
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Maple [C] time = 0.331, size = 2520, normalized size = 18.4 \begin{align*} \text{result too large to display} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
[In]
int((e*x+d)^2*(a+b*ln(c*x^n))^2/x^3,x)
[Out]
-1/2*b^2*(-2*e^2*ln(x)*x^2+4*d*e*x+d^2)/x^2*ln(x^n)^2-1/2*b*(I*Pi*b*d^2*csgn(I*c*x^n)^2*csgn(I*c)+2*I*ln(x)*Pi
*b*e^2*csgn(I*x^n)*csgn(I*c*x^n)*csgn(I*c)*x^2-4*I*Pi*b*d*e*x*csgn(I*x^n)*csgn(I*c*x^n)*csgn(I*c)-2*I*ln(x)*Pi
*b*e^2*csgn(I*x^n)*csgn(I*c*x^n)^2*x^2+4*I*Pi*b*d*e*x*csgn(I*c*x^n)^2*csgn(I*c)+4*I*Pi*b*d*e*x*csgn(I*x^n)*csg
n(I*c*x^n)^2+I*Pi*b*d^2*csgn(I*x^n)*csgn(I*c*x^n)^2-I*Pi*b*d^2*csgn(I*c*x^n)^3-4*I*Pi*b*d*e*x*csgn(I*c*x^n)^3-
I*Pi*b*d^2*csgn(I*x^n)*csgn(I*c*x^n)*csgn(I*c)-2*I*ln(x)*Pi*b*e^2*csgn(I*c*x^n)^2*csgn(I*c)*x^2+2*I*ln(x)*Pi*b
*e^2*csgn(I*c*x^n)^3*x^2+2*b*e^2*n*ln(x)^2*x^2-4*ln(x)*ln(c)*b*e^2*x^2-4*ln(x)*a*e^2*x^2+8*ln(c)*b*d*e*x+8*b*d
*e*n*x+2*ln(c)*b*d^2+8*a*d*e*x+b*d^2*n+2*a*d^2)/x^2*ln(x^n)+1/24*(-12*a^2*d^2-6*b^2*d^2*n^2+3*Pi^2*b^2*d^2*csg
n(I*x^n)^2*csgn(I*c*x^n)^4-6*Pi^2*b^2*d^2*csgn(I*x^n)*csgn(I*c*x^n)^5-12*a*b*n*d^2+12*I*Pi*a*b*d^2*csgn(I*x^n)
*csgn(I*c*x^n)*csgn(I*c)+3*Pi^2*b^2*d^2*csgn(I*c*x^n)^4*csgn(I*c)^2-24*Pi^2*b^2*d*e*x*csgn(I*x^n)^2*csgn(I*c*x
^n)^3*csgn(I*c)+12*Pi^2*b^2*d*e*x*csgn(I*x^n)^2*csgn(I*c*x^n)^2*csgn(I*c)^2+24*I*ln(x)*Pi*a*b*e^2*csgn(I*x^n)*
csgn(I*c*x^n)^2*x^2+24*I*ln(x)*Pi*a*b*e^2*csgn(I*c*x^n)^2*csgn(I*c)*x^2-12*I*ln(x)^2*Pi*b^2*e^2*n*csgn(I*x^n)*
csgn(I*c*x^n)^2*x^2-12*ln(c)^2*b^2*d^2-48*a^2*d*e*x-24*Pi^2*b^2*d*e*x*csgn(I*c*x^n)^5*csgn(I*c)+12*Pi^2*b^2*d*
e*x*csgn(I*c*x^n)^4*csgn(I*c)^2+6*I*Pi*b^2*d^2*n*csgn(I*c*x^n)^3-6*ln(x)*Pi^2*b^2*e^2*csgn(I*c*x^n)^6*x^2-12*l
n(c)*b^2*d^2*n-24*ln(c)*a*b*d^2-6*Pi^2*b^2*d^2*csgn(I*c*x^n)^5*csgn(I*c)-6*I*Pi*b^2*d^2*n*csgn(I*c*x^n)^2*csgn
(I*c)-6*I*Pi*b^2*d^2*n*csgn(I*x^n)*csgn(I*c*x^n)^2+12*Pi^2*b^2*d^2*csgn(I*x^n)*csgn(I*c*x^n)^4*csgn(I*c)-6*Pi^
2*b^2*d^2*csgn(I*x^n)*csgn(I*c*x^n)^3*csgn(I*c)^2+48*Pi^2*b^2*d*e*x*csgn(I*x^n)*csgn(I*c*x^n)^4*csgn(I*c)-24*P
i^2*b^2*d*e*x*csgn(I*x^n)*csgn(I*c*x^n)^3*csgn(I*c)^2-48*I*Pi*b^2*d*e*n*x*csgn(I*c*x^n)^2*csgn(I*c)+24*I*ln(x)
*ln(c)*Pi*b^2*e^2*csgn(I*x^n)*csgn(I*c*x^n)^2*x^2+24*I*ln(x)*ln(c)*Pi*b^2*e^2*csgn(I*c*x^n)^2*csgn(I*c)*x^2-96
*ln(c)*a*b*d*e*x-96*n*ln(c)*b^2*d*e*x+12*I*ln(c)*Pi*b^2*d^2*csgn(I*c*x^n)^3+12*I*Pi*a*b*d^2*csgn(I*c*x^n)^3-6*
Pi^2*b^2*d^2*csgn(I*x^n)^2*csgn(I*c*x^n)^3*csgn(I*c)+3*Pi^2*b^2*d^2*csgn(I*x^n)^2*csgn(I*c*x^n)^2*csgn(I*c)^2+
12*Pi^2*b^2*d*e*x*csgn(I*x^n)^2*csgn(I*c*x^n)^4-24*Pi^2*b^2*d*e*x*csgn(I*x^n)*csgn(I*c*x^n)^5-48*I*ln(c)*Pi*b^
2*d*e*x*csgn(I*x^n)*csgn(I*c*x^n)^2+24*ln(x)*ln(c)^2*b^2*e^2*x^2+8*b^2*e^2*n^2*ln(x)^3*x^2+12*I*ln(x)^2*Pi*b^2
*e^2*n*csgn(I*c*x^n)^3*x^2-12*I*ln(x)^2*Pi*b^2*e^2*n*csgn(I*c*x^n)^2*csgn(I*c)*x^2-12*I*ln(c)*Pi*b^2*d^2*csgn(
I*x^n)*csgn(I*c*x^n)^2-12*I*ln(c)*Pi*b^2*d^2*csgn(I*c*x^n)^2*csgn(I*c)-12*I*Pi*a*b*d^2*csgn(I*x^n)*csgn(I*c*x^
n)^2-12*I*Pi*a*b*d^2*csgn(I*c*x^n)^2*csgn(I*c)+12*ln(x)*Pi^2*b^2*e^2*csgn(I*x^n)^2*csgn(I*c*x^n)^3*csgn(I*c)*x
^2-6*ln(x)*Pi^2*b^2*e^2*csgn(I*x^n)^2*csgn(I*c*x^n)^2*csgn(I*c)^2*x^2-24*ln(x)*Pi^2*b^2*e^2*csgn(I*x^n)*csgn(I
*c*x^n)^4*csgn(I*c)*x^2-96*a*b*d*e*n*x-96*b^2*d*e*n^2*x-6*ln(x)*Pi^2*b^2*e^2*csgn(I*x^n)^2*csgn(I*c*x^n)^4*x^2
+12*ln(x)*Pi^2*b^2*e^2*csgn(I*x^n)*csgn(I*c*x^n)^5*x^2+12*ln(x)*Pi^2*b^2*e^2*csgn(I*c*x^n)^5*csgn(I*c)*x^2-6*l
n(x)*Pi^2*b^2*e^2*csgn(I*c*x^n)^4*csgn(I*c)^2*x^2+48*ln(x)*ln(c)*a*b*e^2*x^2-24*ln(x)^2*ln(c)*b^2*e^2*n*x^2-24
*ln(x)^2*a*b*n*e^2*x^2+12*Pi^2*b^2*d*e*x*csgn(I*c*x^n)^6+3*Pi^2*b^2*d^2*csgn(I*c*x^n)^6-48*I*n*Pi*b^2*d*e*x*cs
gn(I*x^n)*csgn(I*c*x^n)^2-48*I*Pi*a*b*d*e*x*csgn(I*x^n)*csgn(I*c*x^n)^2-48*I*ln(c)*Pi*b^2*d*e*x*csgn(I*c*x^n)^
2*csgn(I*c)-48*I*Pi*a*b*d*e*x*csgn(I*c*x^n)^2*csgn(I*c)-24*I*ln(x)*Pi*a*b*e^2*csgn(I*x^n)*csgn(I*c*x^n)*csgn(I
*c)*x^2+12*I*ln(x)^2*Pi*b^2*e^2*n*csgn(I*x^n)*csgn(I*c*x^n)*csgn(I*c)*x^2+48*I*Pi*b^2*d*e*n*x*csgn(I*x^n)*csgn
(I*c*x^n)*csgn(I*c)+24*ln(x)*a^2*e^2*x^2+48*I*ln(c)*Pi*b^2*d*e*x*csgn(I*x^n)*csgn(I*c*x^n)*csgn(I*c)-24*I*ln(x
)*ln(c)*Pi*b^2*e^2*csgn(I*x^n)*csgn(I*c*x^n)*csgn(I*c)*x^2+48*I*Pi*a*b*d*e*x*csgn(I*x^n)*csgn(I*c*x^n)*csgn(I*
c)+12*I*ln(c)*Pi*b^2*d^2*csgn(I*x^n)*csgn(I*c*x^n)*csgn(I*c)+12*ln(x)*Pi^2*b^2*e^2*csgn(I*x^n)*csgn(I*c*x^n)^3
*csgn(I*c)^2*x^2+48*I*Pi*a*b*d*e*x*csgn(I*c*x^n)^3+48*I*n*Pi*b^2*d*e*x*csgn(I*c*x^n)^3+6*I*Pi*b^2*d^2*n*csgn(I
*x^n)*csgn(I*c*x^n)*csgn(I*c)-48*ln(c)^2*b^2*d*e*x+48*I*ln(c)*Pi*b^2*d*e*x*csgn(I*c*x^n)^3-24*I*ln(x)*ln(c)*Pi
*b^2*e^2*csgn(I*c*x^n)^3*x^2-24*I*ln(x)*Pi*a*b*e^2*csgn(I*c*x^n)^3*x^2)/x^2
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Maxima [A] time = 1.19904, size = 284, normalized size = 2.07 \begin{align*} \frac{b^{2} e^{2} \log \left (c x^{n}\right )^{3}}{3 \, n} - 4 \, b^{2} d e{\left (\frac{n^{2}}{x} + \frac{n \log \left (c x^{n}\right )}{x}\right )} - \frac{1}{4} \, b^{2} d^{2}{\left (\frac{n^{2}}{x^{2}} + \frac{2 \, n \log \left (c x^{n}\right )}{x^{2}}\right )} + \frac{a b e^{2} \log \left (c x^{n}\right )^{2}}{n} - \frac{2 \, b^{2} d e \log \left (c x^{n}\right )^{2}}{x} + a^{2} e^{2} \log \left (x\right ) - \frac{4 \, a b d e n}{x} - \frac{4 \, a b d e \log \left (c x^{n}\right )}{x} - \frac{b^{2} d^{2} \log \left (c x^{n}\right )^{2}}{2 \, x^{2}} - \frac{a b d^{2} n}{2 \, x^{2}} - \frac{2 \, a^{2} d e}{x} - \frac{a b d^{2} \log \left (c x^{n}\right )}{x^{2}} - \frac{a^{2} d^{2}}{2 \, x^{2}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
[In]
integrate((e*x+d)^2*(a+b*log(c*x^n))^2/x^3,x, algorithm="maxima")
[Out]
1/3*b^2*e^2*log(c*x^n)^3/n - 4*b^2*d*e*(n^2/x + n*log(c*x^n)/x) - 1/4*b^2*d^2*(n^2/x^2 + 2*n*log(c*x^n)/x^2) +
a*b*e^2*log(c*x^n)^2/n - 2*b^2*d*e*log(c*x^n)^2/x + a^2*e^2*log(x) - 4*a*b*d*e*n/x - 4*a*b*d*e*log(c*x^n)/x -
1/2*b^2*d^2*log(c*x^n)^2/x^2 - 1/2*a*b*d^2*n/x^2 - 2*a^2*d*e/x - a*b*d^2*log(c*x^n)/x^2 - 1/2*a^2*d^2/x^2
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Fricas [B] time = 1.01892, size = 652, normalized size = 4.76 \begin{align*} \frac{4 \, b^{2} e^{2} n^{2} x^{2} \log \left (x\right )^{3} - 3 \, b^{2} d^{2} n^{2} - 6 \, a b d^{2} n - 6 \, a^{2} d^{2} - 6 \,{\left (4 \, b^{2} d e x + b^{2} d^{2}\right )} \log \left (c\right )^{2} + 6 \,{\left (2 \, b^{2} e^{2} n x^{2} \log \left (c\right ) - 4 \, b^{2} d e n^{2} x + 2 \, a b e^{2} n x^{2} - b^{2} d^{2} n^{2}\right )} \log \left (x\right )^{2} - 24 \,{\left (2 \, b^{2} d e n^{2} + 2 \, a b d e n + a^{2} d e\right )} x - 6 \,{\left (b^{2} d^{2} n + 2 \, a b d^{2} + 8 \,{\left (b^{2} d e n + a b d e\right )} x\right )} \log \left (c\right ) + 6 \,{\left (2 \, b^{2} e^{2} x^{2} \log \left (c\right )^{2} - b^{2} d^{2} n^{2} + 2 \, a^{2} e^{2} x^{2} - 2 \, a b d^{2} n - 8 \,{\left (b^{2} d e n^{2} + a b d e n\right )} x - 2 \,{\left (4 \, b^{2} d e n x - 2 \, a b e^{2} x^{2} + b^{2} d^{2} n\right )} \log \left (c\right )\right )} \log \left (x\right )}{12 \, x^{2}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
[In]
integrate((e*x+d)^2*(a+b*log(c*x^n))^2/x^3,x, algorithm="fricas")
[Out]
1/12*(4*b^2*e^2*n^2*x^2*log(x)^3 - 3*b^2*d^2*n^2 - 6*a*b*d^2*n - 6*a^2*d^2 - 6*(4*b^2*d*e*x + b^2*d^2)*log(c)^
2 + 6*(2*b^2*e^2*n*x^2*log(c) - 4*b^2*d*e*n^2*x + 2*a*b*e^2*n*x^2 - b^2*d^2*n^2)*log(x)^2 - 24*(2*b^2*d*e*n^2
+ 2*a*b*d*e*n + a^2*d*e)*x - 6*(b^2*d^2*n + 2*a*b*d^2 + 8*(b^2*d*e*n + a*b*d*e)*x)*log(c) + 6*(2*b^2*e^2*x^2*l
og(c)^2 - b^2*d^2*n^2 + 2*a^2*e^2*x^2 - 2*a*b*d^2*n - 8*(b^2*d*e*n^2 + a*b*d*e*n)*x - 2*(4*b^2*d*e*n*x - 2*a*b
*e^2*x^2 + b^2*d^2*n)*log(c))*log(x))/x^2
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Sympy [A] time = 14.0588, size = 357, normalized size = 2.61 \begin{align*} - \frac{a^{2} d^{2}}{2 x^{2}} - \frac{2 a^{2} d e}{x} + a^{2} e^{2} \log{\left (x \right )} - \frac{a b d^{2} n}{2 x^{2}} - \frac{a b d^{2} \log{\left (c x^{n} \right )}}{x^{2}} - \frac{4 a b d e n}{x} - \frac{4 a b d e \log{\left (c x^{n} \right )}}{x} - 2 a b e^{2} \left (\begin{cases} - \log{\left (c \right )} \log{\left (x \right )} & \text{for}\: n = 0 \\- \frac{\log{\left (c x^{n} \right )}^{2}}{2 n} & \text{otherwise} \end{cases}\right ) - \frac{b^{2} d^{2} n^{2} \log{\left (x \right )}^{2}}{2 x^{2}} - \frac{b^{2} d^{2} n^{2} \log{\left (x \right )}}{2 x^{2}} - \frac{b^{2} d^{2} n^{2}}{4 x^{2}} - \frac{b^{2} d^{2} n \log{\left (c \right )} \log{\left (x \right )}}{x^{2}} - \frac{b^{2} d^{2} n \log{\left (c \right )}}{2 x^{2}} - \frac{b^{2} d^{2} \log{\left (c \right )}^{2}}{2 x^{2}} - \frac{2 b^{2} d e n^{2} \log{\left (x \right )}^{2}}{x} - \frac{4 b^{2} d e n^{2} \log{\left (x \right )}}{x} - \frac{4 b^{2} d e n^{2}}{x} - \frac{4 b^{2} d e n \log{\left (c \right )} \log{\left (x \right )}}{x} - \frac{4 b^{2} d e n \log{\left (c \right )}}{x} - \frac{2 b^{2} d e \log{\left (c \right )}^{2}}{x} - b^{2} e^{2} \left (\begin{cases} - \log{\left (c \right )}^{2} \log{\left (x \right )} & \text{for}\: n = 0 \\- \frac{\log{\left (c x^{n} \right )}^{3}}{3 n} & \text{otherwise} \end{cases}\right ) \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
[In]
integrate((e*x+d)**2*(a+b*ln(c*x**n))**2/x**3,x)
[Out]
-a**2*d**2/(2*x**2) - 2*a**2*d*e/x + a**2*e**2*log(x) - a*b*d**2*n/(2*x**2) - a*b*d**2*log(c*x**n)/x**2 - 4*a*
b*d*e*n/x - 4*a*b*d*e*log(c*x**n)/x - 2*a*b*e**2*Piecewise((-log(c)*log(x), Eq(n, 0)), (-log(c*x**n)**2/(2*n),
True)) - b**2*d**2*n**2*log(x)**2/(2*x**2) - b**2*d**2*n**2*log(x)/(2*x**2) - b**2*d**2*n**2/(4*x**2) - b**2*
d**2*n*log(c)*log(x)/x**2 - b**2*d**2*n*log(c)/(2*x**2) - b**2*d**2*log(c)**2/(2*x**2) - 2*b**2*d*e*n**2*log(x
)**2/x - 4*b**2*d*e*n**2*log(x)/x - 4*b**2*d*e*n**2/x - 4*b**2*d*e*n*log(c)*log(x)/x - 4*b**2*d*e*n*log(c)/x -
2*b**2*d*e*log(c)**2/x - b**2*e**2*Piecewise((-log(c)**2*log(x), Eq(n, 0)), (-log(c*x**n)**3/(3*n), True))
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Giac [B] time = 1.36912, size = 439, normalized size = 3.2 \begin{align*} \frac{4 \, b^{2} n^{2} x^{2} e^{2} \log \left (x\right )^{3} - 24 \, b^{2} d n^{2} x e \log \left (x\right )^{2} + 12 \, b^{2} n x^{2} e^{2} \log \left (c\right ) \log \left (x\right )^{2} - 48 \, b^{2} d n^{2} x e \log \left (x\right ) - 48 \, b^{2} d n x e \log \left (c\right ) \log \left (x\right ) + 12 \, b^{2} x^{2} e^{2} \log \left (c\right )^{2} \log \left (x\right ) - 6 \, b^{2} d^{2} n^{2} \log \left (x\right )^{2} + 12 \, a b n x^{2} e^{2} \log \left (x\right )^{2} - 48 \, b^{2} d n^{2} x e - 48 \, b^{2} d n x e \log \left (c\right ) - 24 \, b^{2} d x e \log \left (c\right )^{2} - 6 \, b^{2} d^{2} n^{2} \log \left (x\right ) - 48 \, a b d n x e \log \left (x\right ) - 12 \, b^{2} d^{2} n \log \left (c\right ) \log \left (x\right ) + 24 \, a b x^{2} e^{2} \log \left (c\right ) \log \left (x\right ) - 3 \, b^{2} d^{2} n^{2} - 48 \, a b d n x e - 6 \, b^{2} d^{2} n \log \left (c\right ) - 48 \, a b d x e \log \left (c\right ) - 6 \, b^{2} d^{2} \log \left (c\right )^{2} - 12 \, a b d^{2} n \log \left (x\right ) + 12 \, a^{2} x^{2} e^{2} \log \left (x\right ) - 6 \, a b d^{2} n - 24 \, a^{2} d x e - 12 \, a b d^{2} \log \left (c\right ) - 6 \, a^{2} d^{2}}{12 \, x^{2}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
[In]
integrate((e*x+d)^2*(a+b*log(c*x^n))^2/x^3,x, algorithm="giac")
[Out]
1/12*(4*b^2*n^2*x^2*e^2*log(x)^3 - 24*b^2*d*n^2*x*e*log(x)^2 + 12*b^2*n*x^2*e^2*log(c)*log(x)^2 - 48*b^2*d*n^2
*x*e*log(x) - 48*b^2*d*n*x*e*log(c)*log(x) + 12*b^2*x^2*e^2*log(c)^2*log(x) - 6*b^2*d^2*n^2*log(x)^2 + 12*a*b*
n*x^2*e^2*log(x)^2 - 48*b^2*d*n^2*x*e - 48*b^2*d*n*x*e*log(c) - 24*b^2*d*x*e*log(c)^2 - 6*b^2*d^2*n^2*log(x) -
48*a*b*d*n*x*e*log(x) - 12*b^2*d^2*n*log(c)*log(x) + 24*a*b*x^2*e^2*log(c)*log(x) - 3*b^2*d^2*n^2 - 48*a*b*d*
n*x*e - 6*b^2*d^2*n*log(c) - 48*a*b*d*x*e*log(c) - 6*b^2*d^2*log(c)^2 - 12*a*b*d^2*n*log(x) + 12*a^2*x^2*e^2*l
og(x) - 6*a*b*d^2*n - 24*a^2*d*x*e - 12*a*b*d^2*log(c) - 6*a^2*d^2)/x^2