Integrand size = 21, antiderivative size = 243 \[ \int \frac {x^6 \left (a+b \log \left (c x^n\right )\right )}{(d+e x)^7} \, dx=-\frac {x^6 \left (a+b \log \left (c x^n\right )\right )}{6 e (d+e x)^6}-\frac {x^5 \left (6 a+b n+6 b \log \left (c x^n\right )\right )}{30 e^2 (d+e x)^5}-\frac {x^2 \left (20 a+19 b n+20 b \log \left (c x^n\right )\right )}{40 e^5 (d+e x)^2}-\frac {x \left (20 a+29 b n+20 b \log \left (c x^n\right )\right )}{20 e^6 (d+e x)}-\frac {x^4 \left (30 a+11 b n+30 b \log \left (c x^n\right )\right )}{120 e^3 (d+e x)^4}-\frac {x^3 \left (60 a+37 b n+60 b \log \left (c x^n\right )\right )}{180 e^4 (d+e x)^3}+\frac {\left (20 a+49 b n+20 b \log \left (c x^n\right )\right ) \log \left (1+\frac {e x}{d}\right )}{20 e^7}+\frac {b n \operatorname {PolyLog}\left (2,-\frac {e x}{d}\right )}{e^7} \] Output:
-1/6*x^6*(a+b*ln(c*x^n))/e/(e*x+d)^6-1/30*x^5*(6*a+b*n+6*b*ln(c*x^n))/e^2/ (e*x+d)^5-1/40*x^2*(20*a+19*b*n+20*b*ln(c*x^n))/e^5/(e*x+d)^2-1/20*x*(20*a +29*b*n+20*b*ln(c*x^n))/e^6/(e*x+d)-1/120*x^4*(30*a+11*b*n+30*b*ln(c*x^n)) /e^3/(e*x+d)^4-1/180*x^3*(60*a+37*b*n+60*b*ln(c*x^n))/e^4/(e*x+d)^3+1/20*( 20*a+49*b*n+20*b*ln(c*x^n))*ln(1+e*x/d)/e^7+b*n*polylog(2,-e*x/d)/e^7
Time = 0.54 (sec) , antiderivative size = 333, normalized size of antiderivative = 1.37 \[ \int \frac {x^6 \left (a+b \log \left (c x^n\right )\right )}{(d+e x)^7} \, dx=\frac {-882 b n \log (x)+\frac {-60 a d^6+432 a d^5 (d+e x)+12 b d^5 n (d+e x)-1350 a d^4 (d+e x)^2-93 b d^4 n (d+e x)^2+2400 a d^3 (d+e x)^3+326 b d^3 n (d+e x)^3-2700 a d^2 (d+e x)^4-711 b d^2 n (d+e x)^4+2160 a d (d+e x)^5+1278 b d n (d+e x)^5-60 b d^6 \log \left (c x^n\right )+432 b d^5 (d+e x) \log \left (c x^n\right )-1350 b d^4 (d+e x)^2 \log \left (c x^n\right )+2400 b d^3 (d+e x)^3 \log \left (c x^n\right )-2700 b d^2 (d+e x)^4 \log \left (c x^n\right )+2160 b d (d+e x)^5 \log \left (c x^n\right )+882 b n (d+e x)^6 \log (d+e x)+360 a (d+e x)^6 \log \left (1+\frac {e x}{d}\right )+360 b (d+e x)^6 \log \left (c x^n\right ) \log \left (1+\frac {e x}{d}\right )}{(d+e x)^6}+360 b n \operatorname {PolyLog}\left (2,-\frac {e x}{d}\right )}{360 e^7} \] Input:
Integrate[(x^6*(a + b*Log[c*x^n]))/(d + e*x)^7,x]
Output:
(-882*b*n*Log[x] + (-60*a*d^6 + 432*a*d^5*(d + e*x) + 12*b*d^5*n*(d + e*x) - 1350*a*d^4*(d + e*x)^2 - 93*b*d^4*n*(d + e*x)^2 + 2400*a*d^3*(d + e*x)^ 3 + 326*b*d^3*n*(d + e*x)^3 - 2700*a*d^2*(d + e*x)^4 - 711*b*d^2*n*(d + e* x)^4 + 2160*a*d*(d + e*x)^5 + 1278*b*d*n*(d + e*x)^5 - 60*b*d^6*Log[c*x^n] + 432*b*d^5*(d + e*x)*Log[c*x^n] - 1350*b*d^4*(d + e*x)^2*Log[c*x^n] + 24 00*b*d^3*(d + e*x)^3*Log[c*x^n] - 2700*b*d^2*(d + e*x)^4*Log[c*x^n] + 2160 *b*d*(d + e*x)^5*Log[c*x^n] + 882*b*n*(d + e*x)^6*Log[d + e*x] + 360*a*(d + e*x)^6*Log[1 + (e*x)/d] + 360*b*(d + e*x)^6*Log[c*x^n]*Log[1 + (e*x)/d]) /(d + e*x)^6 + 360*b*n*PolyLog[2, -((e*x)/d)])/(360*e^7)
Time = 1.08 (sec) , antiderivative size = 279, normalized size of antiderivative = 1.15, number of steps used = 11, number of rules used = 11, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.524, Rules used = {2784, 2784, 2784, 27, 2784, 27, 2784, 27, 2784, 2754, 2838}
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.
\(\displaystyle \int \frac {x^6 \left (a+b \log \left (c x^n\right )\right )}{(d+e x)^7} \, dx\) |
\(\Big \downarrow \) 2784 |
\(\displaystyle \frac {\int \frac {x^5 \left (6 a+b n+6 b \log \left (c x^n\right )\right )}{(d+e x)^6}dx}{6 e}-\frac {x^6 \left (a+b \log \left (c x^n\right )\right )}{6 e (d+e x)^6}\) |
\(\Big \downarrow \) 2784 |
\(\displaystyle \frac {\frac {\int \frac {x^4 \left (30 a+11 b n+30 b \log \left (c x^n\right )\right )}{(d+e x)^5}dx}{5 e}-\frac {x^5 \left (6 a+6 b \log \left (c x^n\right )+b n\right )}{5 e (d+e x)^5}}{6 e}-\frac {x^6 \left (a+b \log \left (c x^n\right )\right )}{6 e (d+e x)^6}\) |
\(\Big \downarrow \) 2784 |
\(\displaystyle \frac {\frac {\frac {\int \frac {2 x^3 \left (60 a+37 b n+60 b \log \left (c x^n\right )\right )}{(d+e x)^4}dx}{4 e}-\frac {x^4 \left (30 a+30 b \log \left (c x^n\right )+11 b n\right )}{4 e (d+e x)^4}}{5 e}-\frac {x^5 \left (6 a+6 b \log \left (c x^n\right )+b n\right )}{5 e (d+e x)^5}}{6 e}-\frac {x^6 \left (a+b \log \left (c x^n\right )\right )}{6 e (d+e x)^6}\) |
\(\Big \downarrow \) 27 |
\(\displaystyle \frac {\frac {\frac {\int \frac {x^3 \left (60 a+37 b n+60 b \log \left (c x^n\right )\right )}{(d+e x)^4}dx}{2 e}-\frac {x^4 \left (30 a+30 b \log \left (c x^n\right )+11 b n\right )}{4 e (d+e x)^4}}{5 e}-\frac {x^5 \left (6 a+6 b \log \left (c x^n\right )+b n\right )}{5 e (d+e x)^5}}{6 e}-\frac {x^6 \left (a+b \log \left (c x^n\right )\right )}{6 e (d+e x)^6}\) |
\(\Big \downarrow \) 2784 |
\(\displaystyle \frac {\frac {\frac {\frac {\int \frac {9 x^2 \left (20 a+19 b n+20 b \log \left (c x^n\right )\right )}{(d+e x)^3}dx}{3 e}-\frac {x^3 \left (60 a+60 b \log \left (c x^n\right )+37 b n\right )}{3 e (d+e x)^3}}{2 e}-\frac {x^4 \left (30 a+30 b \log \left (c x^n\right )+11 b n\right )}{4 e (d+e x)^4}}{5 e}-\frac {x^5 \left (6 a+6 b \log \left (c x^n\right )+b n\right )}{5 e (d+e x)^5}}{6 e}-\frac {x^6 \left (a+b \log \left (c x^n\right )\right )}{6 e (d+e x)^6}\) |
\(\Big \downarrow \) 27 |
\(\displaystyle \frac {\frac {\frac {\frac {3 \int \frac {x^2 \left (20 a+19 b n+20 b \log \left (c x^n\right )\right )}{(d+e x)^3}dx}{e}-\frac {x^3 \left (60 a+60 b \log \left (c x^n\right )+37 b n\right )}{3 e (d+e x)^3}}{2 e}-\frac {x^4 \left (30 a+30 b \log \left (c x^n\right )+11 b n\right )}{4 e (d+e x)^4}}{5 e}-\frac {x^5 \left (6 a+6 b \log \left (c x^n\right )+b n\right )}{5 e (d+e x)^5}}{6 e}-\frac {x^6 \left (a+b \log \left (c x^n\right )\right )}{6 e (d+e x)^6}\) |
\(\Big \downarrow \) 2784 |
\(\displaystyle \frac {\frac {\frac {\frac {3 \left (\frac {\int \frac {2 x \left (20 a+29 b n+20 b \log \left (c x^n\right )\right )}{(d+e x)^2}dx}{2 e}-\frac {x^2 \left (20 a+20 b \log \left (c x^n\right )+19 b n\right )}{2 e (d+e x)^2}\right )}{e}-\frac {x^3 \left (60 a+60 b \log \left (c x^n\right )+37 b n\right )}{3 e (d+e x)^3}}{2 e}-\frac {x^4 \left (30 a+30 b \log \left (c x^n\right )+11 b n\right )}{4 e (d+e x)^4}}{5 e}-\frac {x^5 \left (6 a+6 b \log \left (c x^n\right )+b n\right )}{5 e (d+e x)^5}}{6 e}-\frac {x^6 \left (a+b \log \left (c x^n\right )\right )}{6 e (d+e x)^6}\) |
\(\Big \downarrow \) 27 |
\(\displaystyle \frac {\frac {\frac {\frac {3 \left (\frac {\int \frac {x \left (20 a+29 b n+20 b \log \left (c x^n\right )\right )}{(d+e x)^2}dx}{e}-\frac {x^2 \left (20 a+20 b \log \left (c x^n\right )+19 b n\right )}{2 e (d+e x)^2}\right )}{e}-\frac {x^3 \left (60 a+60 b \log \left (c x^n\right )+37 b n\right )}{3 e (d+e x)^3}}{2 e}-\frac {x^4 \left (30 a+30 b \log \left (c x^n\right )+11 b n\right )}{4 e (d+e x)^4}}{5 e}-\frac {x^5 \left (6 a+6 b \log \left (c x^n\right )+b n\right )}{5 e (d+e x)^5}}{6 e}-\frac {x^6 \left (a+b \log \left (c x^n\right )\right )}{6 e (d+e x)^6}\) |
\(\Big \downarrow \) 2784 |
\(\displaystyle \frac {\frac {\frac {\frac {3 \left (\frac {\frac {\int \frac {20 a+49 b n+20 b \log \left (c x^n\right )}{d+e x}dx}{e}-\frac {x \left (20 a+20 b \log \left (c x^n\right )+29 b n\right )}{e (d+e x)}}{e}-\frac {x^2 \left (20 a+20 b \log \left (c x^n\right )+19 b n\right )}{2 e (d+e x)^2}\right )}{e}-\frac {x^3 \left (60 a+60 b \log \left (c x^n\right )+37 b n\right )}{3 e (d+e x)^3}}{2 e}-\frac {x^4 \left (30 a+30 b \log \left (c x^n\right )+11 b n\right )}{4 e (d+e x)^4}}{5 e}-\frac {x^5 \left (6 a+6 b \log \left (c x^n\right )+b n\right )}{5 e (d+e x)^5}}{6 e}-\frac {x^6 \left (a+b \log \left (c x^n\right )\right )}{6 e (d+e x)^6}\) |
\(\Big \downarrow \) 2754 |
\(\displaystyle \frac {\frac {\frac {\frac {3 \left (\frac {\frac {\frac {\log \left (\frac {e x}{d}+1\right ) \left (20 a+20 b \log \left (c x^n\right )+49 b n\right )}{e}-\frac {20 b n \int \frac {\log \left (\frac {e x}{d}+1\right )}{x}dx}{e}}{e}-\frac {x \left (20 a+20 b \log \left (c x^n\right )+29 b n\right )}{e (d+e x)}}{e}-\frac {x^2 \left (20 a+20 b \log \left (c x^n\right )+19 b n\right )}{2 e (d+e x)^2}\right )}{e}-\frac {x^3 \left (60 a+60 b \log \left (c x^n\right )+37 b n\right )}{3 e (d+e x)^3}}{2 e}-\frac {x^4 \left (30 a+30 b \log \left (c x^n\right )+11 b n\right )}{4 e (d+e x)^4}}{5 e}-\frac {x^5 \left (6 a+6 b \log \left (c x^n\right )+b n\right )}{5 e (d+e x)^5}}{6 e}-\frac {x^6 \left (a+b \log \left (c x^n\right )\right )}{6 e (d+e x)^6}\) |
\(\Big \downarrow \) 2838 |
\(\displaystyle \frac {\frac {\frac {\frac {3 \left (\frac {\frac {\frac {\log \left (\frac {e x}{d}+1\right ) \left (20 a+20 b \log \left (c x^n\right )+49 b n\right )}{e}+\frac {20 b n \operatorname {PolyLog}\left (2,-\frac {e x}{d}\right )}{e}}{e}-\frac {x \left (20 a+20 b \log \left (c x^n\right )+29 b n\right )}{e (d+e x)}}{e}-\frac {x^2 \left (20 a+20 b \log \left (c x^n\right )+19 b n\right )}{2 e (d+e x)^2}\right )}{e}-\frac {x^3 \left (60 a+60 b \log \left (c x^n\right )+37 b n\right )}{3 e (d+e x)^3}}{2 e}-\frac {x^4 \left (30 a+30 b \log \left (c x^n\right )+11 b n\right )}{4 e (d+e x)^4}}{5 e}-\frac {x^5 \left (6 a+6 b \log \left (c x^n\right )+b n\right )}{5 e (d+e x)^5}}{6 e}-\frac {x^6 \left (a+b \log \left (c x^n\right )\right )}{6 e (d+e x)^6}\) |
Input:
Int[(x^6*(a + b*Log[c*x^n]))/(d + e*x)^7,x]
Output:
-1/6*(x^6*(a + b*Log[c*x^n]))/(e*(d + e*x)^6) + (-1/5*(x^5*(6*a + b*n + 6* b*Log[c*x^n]))/(e*(d + e*x)^5) + (-1/4*(x^4*(30*a + 11*b*n + 30*b*Log[c*x^ n]))/(e*(d + e*x)^4) + (-1/3*(x^3*(60*a + 37*b*n + 60*b*Log[c*x^n]))/(e*(d + e*x)^3) + (3*(-1/2*(x^2*(20*a + 19*b*n + 20*b*Log[c*x^n]))/(e*(d + e*x) ^2) + (-((x*(20*a + 29*b*n + 20*b*Log[c*x^n]))/(e*(d + e*x))) + (((20*a + 49*b*n + 20*b*Log[c*x^n])*Log[1 + (e*x)/d])/e + (20*b*n*PolyLog[2, -((e*x) /d)])/e)/e)/e))/e)/(2*e))/(5*e))/(6*e)
Int[(a_)*(Fx_), x_Symbol] :> Simp[a Int[Fx, x], x] /; FreeQ[a, x] && !Ma tchQ[Fx, (b_)*(Gx_) /; FreeQ[b, x]]
Int[((a_.) + Log[(c_.)*(x_)^(n_.)]*(b_.))^(p_.)/((d_) + (e_.)*(x_)), x_Symb ol] :> Simp[Log[1 + e*(x/d)]*((a + b*Log[c*x^n])^p/e), x] - Simp[b*n*(p/e) Int[Log[1 + e*(x/d)]*((a + b*Log[c*x^n])^(p - 1)/x), x], x] /; FreeQ[{a, b, c, d, e, n}, x] && IGtQ[p, 0]
Int[((a_.) + Log[(c_.)*(x_)^(n_.)]*(b_.))*((f_.)*(x_))^(m_.)*((d_) + (e_.)* (x_))^(q_.), x_Symbol] :> Simp[(f*x)^m*(d + e*x)^(q + 1)*((a + b*Log[c*x^n] )/(e*(q + 1))), x] - Simp[f/(e*(q + 1)) Int[(f*x)^(m - 1)*(d + e*x)^(q + 1)*(a*m + b*n + b*m*Log[c*x^n]), x], x] /; FreeQ[{a, b, c, d, e, f, m, n}, x] && ILtQ[q, -1] && GtQ[m, 0]
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]
Result contains higher order function than in optimal. Order 9 vs. order 4.
Time = 4.41 (sec) , antiderivative size = 466, normalized size of antiderivative = 1.92
method | result | size |
risch | \(-\frac {15 b \ln \left (x^{n}\right ) d^{4}}{4 e^{7} \left (e x +d \right )^{4}}+\frac {6 b \ln \left (x^{n}\right ) d}{e^{7} \left (e x +d \right )}+\frac {6 b \ln \left (x^{n}\right ) d^{5}}{5 e^{7} \left (e x +d \right )^{5}}+\frac {b \ln \left (x^{n}\right ) \ln \left (e x +d \right )}{e^{7}}-\frac {b \ln \left (x^{n}\right ) d^{6}}{6 e^{7} \left (e x +d \right )^{6}}-\frac {15 b \ln \left (x^{n}\right ) d^{2}}{2 e^{7} \left (e x +d \right )^{2}}+\frac {20 b \ln \left (x^{n}\right ) d^{3}}{3 e^{7} \left (e x +d \right )^{3}}+\frac {71 b n d}{20 e^{7} \left (e x +d \right )}+\frac {49 b n \ln \left (e x +d \right )}{20 e^{7}}-\frac {79 b n \,d^{2}}{40 e^{7} \left (e x +d \right )^{2}}+\frac {163 b n \,d^{3}}{180 e^{7} \left (e x +d \right )^{3}}-\frac {31 b n \,d^{4}}{120 e^{7} \left (e x +d \right )^{4}}+\frac {b n \,d^{5}}{30 e^{7} \left (e x +d \right )^{5}}-\frac {49 b n \ln \left (e x \right )}{20 e^{7}}-\frac {b n \ln \left (e x +d \right ) \ln \left (-\frac {e x}{d}\right )}{e^{7}}-\frac {b n \operatorname {dilog}\left (-\frac {e x}{d}\right )}{e^{7}}+\left (\frac {i b \pi \,\operatorname {csgn}\left (i x^{n}\right ) \operatorname {csgn}\left (i c \,x^{n}\right )^{2}}{2}-\frac {i b \pi \,\operatorname {csgn}\left (i x^{n}\right ) \operatorname {csgn}\left (i c \,x^{n}\right ) \operatorname {csgn}\left (i c \right )}{2}-\frac {i b \pi \operatorname {csgn}\left (i c \,x^{n}\right )^{3}}{2}+\frac {i b \pi \operatorname {csgn}\left (i c \,x^{n}\right )^{2} \operatorname {csgn}\left (i c \right )}{2}+b \ln \left (c \right )+a \right ) \left (-\frac {15 d^{4}}{4 e^{7} \left (e x +d \right )^{4}}+\frac {6 d}{e^{7} \left (e x +d \right )}+\frac {6 d^{5}}{5 e^{7} \left (e x +d \right )^{5}}+\frac {\ln \left (e x +d \right )}{e^{7}}-\frac {d^{6}}{6 e^{7} \left (e x +d \right )^{6}}-\frac {15 d^{2}}{2 e^{7} \left (e x +d \right )^{2}}+\frac {20 d^{3}}{3 e^{7} \left (e x +d \right )^{3}}\right )\) | \(466\) |
Input:
int(x^6*(a+b*ln(c*x^n))/(e*x+d)^7,x,method=_RETURNVERBOSE)
Output:
-15/4*b*ln(x^n)/e^7*d^4/(e*x+d)^4+6*b*ln(x^n)/e^7*d/(e*x+d)+6/5*b*ln(x^n)/ e^7*d^5/(e*x+d)^5+b*ln(x^n)/e^7*ln(e*x+d)-1/6*b*ln(x^n)/e^7*d^6/(e*x+d)^6- 15/2*b*ln(x^n)/e^7*d^2/(e*x+d)^2+20/3*b*ln(x^n)/e^7*d^3/(e*x+d)^3+71/20*b* n/e^7*d/(e*x+d)+49/20*b*n/e^7*ln(e*x+d)-79/40*b*n/e^7*d^2/(e*x+d)^2+163/18 0*b*n/e^7*d^3/(e*x+d)^3-31/120*b*n/e^7*d^4/(e*x+d)^4+1/30*b*n/e^7*d^5/(e*x +d)^5-49/20*b*n/e^7*ln(e*x)-b*n/e^7*ln(e*x+d)*ln(-e*x/d)-b*n/e^7*dilog(-e* x/d)+(1/2*I*Pi*b*csgn(I*x^n)*csgn(I*c*x^n)^2-1/2*I*Pi*b*csgn(I*x^n)*csgn(I *c*x^n)*csgn(I*c)-1/2*I*Pi*b*csgn(I*c*x^n)^3+1/2*I*Pi*b*csgn(I*c*x^n)^2*cs gn(I*c)+b*ln(c)+a)*(-15/4/e^7*d^4/(e*x+d)^4+6/e^7*d/(e*x+d)+6/5/e^7*d^5/(e *x+d)^5+1/e^7*ln(e*x+d)-1/6/e^7*d^6/(e*x+d)^6-15/2/e^7*d^2/(e*x+d)^2+20/3/ e^7*d^3/(e*x+d)^3)
\[ \int \frac {x^6 \left (a+b \log \left (c x^n\right )\right )}{(d+e x)^7} \, dx=\int { \frac {{\left (b \log \left (c x^{n}\right ) + a\right )} x^{6}}{{\left (e x + d\right )}^{7}} \,d x } \] Input:
integrate(x^6*(a+b*log(c*x^n))/(e*x+d)^7,x, algorithm="fricas")
Output:
integral((b*x^6*log(c*x^n) + a*x^6)/(e^7*x^7 + 7*d*e^6*x^6 + 21*d^2*e^5*x^ 5 + 35*d^3*e^4*x^4 + 35*d^4*e^3*x^3 + 21*d^5*e^2*x^2 + 7*d^6*e*x + d^7), x )
Time = 91.66 (sec) , antiderivative size = 1588, normalized size of antiderivative = 6.53 \[ \int \frac {x^6 \left (a+b \log \left (c x^n\right )\right )}{(d+e x)^7} \, dx=\text {Too large to display} \] Input:
integrate(x**6*(a+b*ln(c*x**n))/(e*x+d)**7,x)
Output:
a*d**6*Piecewise((x/d**7, Eq(e, 0)), (-1/(6*e*(d + e*x)**6), True))/e**6 - 6*a*d**5*Piecewise((x/d**6, Eq(e, 0)), (-1/(5*e*(d + e*x)**5), True))/e** 6 + 15*a*d**4*Piecewise((x/d**5, Eq(e, 0)), (-1/(4*e*(d + e*x)**4), True)) /e**6 - 20*a*d**3*Piecewise((x/d**4, Eq(e, 0)), (-1/(3*e*(d + e*x)**3), Tr ue))/e**6 + 15*a*d**2*Piecewise((x/d**3, Eq(e, 0)), (-1/(2*e*(d + e*x)**2) , True))/e**6 - 6*a*d*Piecewise((x/d**2, Eq(e, 0)), (-1/(d*e + e**2*x), Tr ue))/e**6 + a*Piecewise((x/d, Eq(e, 0)), (log(d + e*x)/e, True))/e**6 - b* d**6*n*Piecewise((x/d**7, Eq(e, 0)), (-137*d**4/(360*d**10*e + 1800*d**9*e **2*x + 3600*d**8*e**3*x**2 + 3600*d**7*e**4*x**3 + 1800*d**6*e**5*x**4 + 360*d**5*e**6*x**5) - 385*d**3*e*x/(360*d**10*e + 1800*d**9*e**2*x + 3600* d**8*e**3*x**2 + 3600*d**7*e**4*x**3 + 1800*d**6*e**5*x**4 + 360*d**5*e**6 *x**5) - 470*d**2*e**2*x**2/(360*d**10*e + 1800*d**9*e**2*x + 3600*d**8*e* *3*x**2 + 3600*d**7*e**4*x**3 + 1800*d**6*e**5*x**4 + 360*d**5*e**6*x**5) - 270*d*e**3*x**3/(360*d**10*e + 1800*d**9*e**2*x + 3600*d**8*e**3*x**2 + 3600*d**7*e**4*x**3 + 1800*d**6*e**5*x**4 + 360*d**5*e**6*x**5) - 60*e**4* x**4/(360*d**10*e + 1800*d**9*e**2*x + 3600*d**8*e**3*x**2 + 3600*d**7*e** 4*x**3 + 1800*d**6*e**5*x**4 + 360*d**5*e**6*x**5) - log(x)/(6*d**6*e) + l og(d/e + x)/(6*d**6*e), True))/e**6 + b*d**6*Piecewise((x/d**7, Eq(e, 0)), (-1/(6*e*(d + e*x)**6), True))*log(c*x**n)/e**6 + 6*b*d**5*n*Piecewise((x /d**6, Eq(e, 0)), (-25*d**3/(60*d**8*e + 240*d**7*e**2*x + 360*d**6*e**...
\[ \int \frac {x^6 \left (a+b \log \left (c x^n\right )\right )}{(d+e x)^7} \, dx=\int { \frac {{\left (b \log \left (c x^{n}\right ) + a\right )} x^{6}}{{\left (e x + d\right )}^{7}} \,d x } \] Input:
integrate(x^6*(a+b*log(c*x^n))/(e*x+d)^7,x, algorithm="maxima")
Output:
1/60*a*((360*d*e^5*x^5 + 1350*d^2*e^4*x^4 + 2200*d^3*e^3*x^3 + 1875*d^4*e^ 2*x^2 + 822*d^5*e*x + 147*d^6)/(e^13*x^6 + 6*d*e^12*x^5 + 15*d^2*e^11*x^4 + 20*d^3*e^10*x^3 + 15*d^4*e^9*x^2 + 6*d^5*e^8*x + d^6*e^7) + 60*log(e*x + d)/e^7) + b*integrate((x^6*log(c) + x^6*log(x^n))/(e^7*x^7 + 7*d*e^6*x^6 + 21*d^2*e^5*x^5 + 35*d^3*e^4*x^4 + 35*d^4*e^3*x^3 + 21*d^5*e^2*x^2 + 7*d^ 6*e*x + d^7), x)
\[ \int \frac {x^6 \left (a+b \log \left (c x^n\right )\right )}{(d+e x)^7} \, dx=\int { \frac {{\left (b \log \left (c x^{n}\right ) + a\right )} x^{6}}{{\left (e x + d\right )}^{7}} \,d x } \] Input:
integrate(x^6*(a+b*log(c*x^n))/(e*x+d)^7,x, algorithm="giac")
Output:
integrate((b*log(c*x^n) + a)*x^6/(e*x + d)^7, x)
Timed out. \[ \int \frac {x^6 \left (a+b \log \left (c x^n\right )\right )}{(d+e x)^7} \, dx=\int \frac {x^6\,\left (a+b\,\ln \left (c\,x^n\right )\right )}{{\left (d+e\,x\right )}^7} \,d x \] Input:
int((x^6*(a + b*log(c*x^n)))/(d + e*x)^7,x)
Output:
int((x^6*(a + b*log(c*x^n)))/(d + e*x)^7, x)
\[ \int \frac {x^6 \left (a+b \log \left (c x^n\right )\right )}{(d+e x)^7} \, dx =\text {Too large to display} \] Input:
int(x^6*(a+b*log(c*x^n))/(e*x+d)^7,x)
Output:
( - 60*int(log(x**n*c)/(d**7*x + 7*d**6*e*x**2 + 21*d**5*e**2*x**3 + 35*d* *4*e**3*x**4 + 35*d**3*e**4*x**5 + 21*d**2*e**5*x**6 + 7*d*e**6*x**7 + e** 7*x**8),x)*b*d**13*n - 360*int(log(x**n*c)/(d**7*x + 7*d**6*e*x**2 + 21*d* *5*e**2*x**3 + 35*d**4*e**3*x**4 + 35*d**3*e**4*x**5 + 21*d**2*e**5*x**6 + 7*d*e**6*x**7 + e**7*x**8),x)*b*d**12*e*n*x - 900*int(log(x**n*c)/(d**7*x + 7*d**6*e*x**2 + 21*d**5*e**2*x**3 + 35*d**4*e**3*x**4 + 35*d**3*e**4*x* *5 + 21*d**2*e**5*x**6 + 7*d*e**6*x**7 + e**7*x**8),x)*b*d**11*e**2*n*x**2 - 1200*int(log(x**n*c)/(d**7*x + 7*d**6*e*x**2 + 21*d**5*e**2*x**3 + 35*d **4*e**3*x**4 + 35*d**3*e**4*x**5 + 21*d**2*e**5*x**6 + 7*d*e**6*x**7 + e* *7*x**8),x)*b*d**10*e**3*n*x**3 - 900*int(log(x**n*c)/(d**7*x + 7*d**6*e*x **2 + 21*d**5*e**2*x**3 + 35*d**4*e**3*x**4 + 35*d**3*e**4*x**5 + 21*d**2* e**5*x**6 + 7*d*e**6*x**7 + e**7*x**8),x)*b*d**9*e**4*n*x**4 - 360*int(log (x**n*c)/(d**7*x + 7*d**6*e*x**2 + 21*d**5*e**2*x**3 + 35*d**4*e**3*x**4 + 35*d**3*e**4*x**5 + 21*d**2*e**5*x**6 + 7*d*e**6*x**7 + e**7*x**8),x)*b*d **8*e**5*n*x**5 - 60*int(log(x**n*c)/(d**7*x + 7*d**6*e*x**2 + 21*d**5*e** 2*x**3 + 35*d**4*e**3*x**4 + 35*d**3*e**4*x**5 + 21*d**2*e**5*x**6 + 7*d*e **6*x**7 + e**7*x**8),x)*b*d**7*e**6*n*x**6 + 60*log(d + e*x)*a*d**6*n + 3 60*log(d + e*x)*a*d**5*e*n*x + 900*log(d + e*x)*a*d**4*e**2*n*x**2 + 1200* log(d + e*x)*a*d**3*e**3*n*x**3 + 900*log(d + e*x)*a*d**2*e**4*n*x**4 + 36 0*log(d + e*x)*a*d*e**5*n*x**5 + 60*log(d + e*x)*a*e**6*n*x**6 + 294*lo...