Integrand size = 18, antiderivative size = 352 \[ \int \frac {\log ^3\left (c \left (a+b x^2\right )^p\right )}{x^7} \, dx=\frac {b^3 p^3 \log (x)}{a^3}-\frac {b^2 p^2 \left (a+b x^2\right ) \log \left (c \left (a+b x^2\right )^p\right )}{2 a^3 x^2}-\frac {b^3 p^2 \log \left (-\frac {b x^2}{a}\right ) \log \left (c \left (a+b x^2\right )^p\right )}{a^3}-\frac {b p \log ^2\left (c \left (a+b x^2\right )^p\right )}{4 a x^4}+\frac {b^2 p \left (a+b x^2\right ) \log ^2\left (c \left (a+b x^2\right )^p\right )}{2 a^3 x^2}-\frac {\log ^3\left (c \left (a+b x^2\right )^p\right )}{6 x^6}-\frac {b^3 p^2 \log \left (c \left (a+b x^2\right )^p\right ) \log \left (1-\frac {a}{a+b x^2}\right )}{2 a^3}+\frac {b^3 p \log ^2\left (c \left (a+b x^2\right )^p\right ) \log \left (1-\frac {a}{a+b x^2}\right )}{2 a^3}+\frac {b^3 p^3 \operatorname {PolyLog}\left (2,\frac {a}{a+b x^2}\right )}{2 a^3}-\frac {b^3 p^2 \log \left (c \left (a+b x^2\right )^p\right ) \operatorname {PolyLog}\left (2,\frac {a}{a+b x^2}\right )}{a^3}-\frac {b^3 p^3 \operatorname {PolyLog}\left (2,1+\frac {b x^2}{a}\right )}{a^3}-\frac {b^3 p^3 \operatorname {PolyLog}\left (3,\frac {a}{a+b x^2}\right )}{a^3} \] Output:
b^3*p^3*ln(x)/a^3-1/2*b^2*p^2*(b*x^2+a)*ln(c*(b*x^2+a)^p)/a^3/x^2-b^3*p^2* ln(-b*x^2/a)*ln(c*(b*x^2+a)^p)/a^3-1/4*b*p*ln(c*(b*x^2+a)^p)^2/a/x^4+1/2*b ^2*p*(b*x^2+a)*ln(c*(b*x^2+a)^p)^2/a^3/x^2-1/6*ln(c*(b*x^2+a)^p)^3/x^6-1/2 *b^3*p^2*ln(c*(b*x^2+a)^p)*ln(1-a/(b*x^2+a))/a^3+1/2*b^3*p*ln(c*(b*x^2+a)^ p)^2*ln(1-a/(b*x^2+a))/a^3+1/2*b^3*p^3*polylog(2,a/(b*x^2+a))/a^3-b^3*p^2* ln(c*(b*x^2+a)^p)*polylog(2,a/(b*x^2+a))/a^3-b^3*p^3*polylog(2,1+b*x^2/a)/ a^3-b^3*p^3*polylog(3,a/(b*x^2+a))/a^3
Time = 0.56 (sec) , antiderivative size = 571, normalized size of antiderivative = 1.62 \[ \int \frac {\log ^3\left (c \left (a+b x^2\right )^p\right )}{x^7} \, dx=-\frac {-6 b^3 p^3 x^6 \log \left (-\frac {b x^2}{a}\right )+6 b^3 p^3 x^6 \log \left (a+b x^2\right )-36 b^3 p^3 x^6 \log (x) \log \left (a+b x^2\right )+18 b^3 p^3 x^6 \log \left (-\frac {b x^2}{a}\right ) \log \left (a+b x^2\right )+9 b^3 p^3 x^6 \log ^2\left (a+b x^2\right )-12 b^3 p^3 x^6 \log (x) \log ^2\left (a+b x^2\right )+6 b^3 p^3 x^6 \log \left (-\frac {b x^2}{a}\right ) \log ^2\left (a+b x^2\right )+2 b^3 p^3 x^6 \log ^3\left (a+b x^2\right )+6 a b^2 p^2 x^4 \log \left (c \left (a+b x^2\right )^p\right )+36 b^3 p^2 x^6 \log (x) \log \left (c \left (a+b x^2\right )^p\right )-18 b^3 p^2 x^6 \log \left (a+b x^2\right ) \log \left (c \left (a+b x^2\right )^p\right )+24 b^3 p^2 x^6 \log (x) \log \left (a+b x^2\right ) \log \left (c \left (a+b x^2\right )^p\right )-12 b^3 p^2 x^6 \log \left (-\frac {b x^2}{a}\right ) \log \left (a+b x^2\right ) \log \left (c \left (a+b x^2\right )^p\right )-6 b^3 p^2 x^6 \log ^2\left (a+b x^2\right ) \log \left (c \left (a+b x^2\right )^p\right )+3 a^2 b p x^2 \log ^2\left (c \left (a+b x^2\right )^p\right )-6 a b^2 p x^4 \log ^2\left (c \left (a+b x^2\right )^p\right )-12 b^3 p x^6 \log (x) \log ^2\left (c \left (a+b x^2\right )^p\right )+6 b^3 p x^6 \log \left (a+b x^2\right ) \log ^2\left (c \left (a+b x^2\right )^p\right )+2 a^3 \log ^3\left (c \left (a+b x^2\right )^p\right )+6 b^3 p^2 x^6 \left (3 p-2 \log \left (c \left (a+b x^2\right )^p\right )\right ) \operatorname {PolyLog}\left (2,1+\frac {b x^2}{a}\right )+12 b^3 p^3 x^6 \operatorname {PolyLog}\left (3,1+\frac {b x^2}{a}\right )}{12 a^3 x^6} \] Input:
Integrate[Log[c*(a + b*x^2)^p]^3/x^7,x]
Output:
-1/12*(-6*b^3*p^3*x^6*Log[-((b*x^2)/a)] + 6*b^3*p^3*x^6*Log[a + b*x^2] - 3 6*b^3*p^3*x^6*Log[x]*Log[a + b*x^2] + 18*b^3*p^3*x^6*Log[-((b*x^2)/a)]*Log [a + b*x^2] + 9*b^3*p^3*x^6*Log[a + b*x^2]^2 - 12*b^3*p^3*x^6*Log[x]*Log[a + b*x^2]^2 + 6*b^3*p^3*x^6*Log[-((b*x^2)/a)]*Log[a + b*x^2]^2 + 2*b^3*p^3 *x^6*Log[a + b*x^2]^3 + 6*a*b^2*p^2*x^4*Log[c*(a + b*x^2)^p] + 36*b^3*p^2* x^6*Log[x]*Log[c*(a + b*x^2)^p] - 18*b^3*p^2*x^6*Log[a + b*x^2]*Log[c*(a + b*x^2)^p] + 24*b^3*p^2*x^6*Log[x]*Log[a + b*x^2]*Log[c*(a + b*x^2)^p] - 1 2*b^3*p^2*x^6*Log[-((b*x^2)/a)]*Log[a + b*x^2]*Log[c*(a + b*x^2)^p] - 6*b^ 3*p^2*x^6*Log[a + b*x^2]^2*Log[c*(a + b*x^2)^p] + 3*a^2*b*p*x^2*Log[c*(a + b*x^2)^p]^2 - 6*a*b^2*p*x^4*Log[c*(a + b*x^2)^p]^2 - 12*b^3*p*x^6*Log[x]* Log[c*(a + b*x^2)^p]^2 + 6*b^3*p*x^6*Log[a + b*x^2]*Log[c*(a + b*x^2)^p]^2 + 2*a^3*Log[c*(a + b*x^2)^p]^3 + 6*b^3*p^2*x^6*(3*p - 2*Log[c*(a + b*x^2) ^p])*PolyLog[2, 1 + (b*x^2)/a] + 12*b^3*p^3*x^6*PolyLog[3, 1 + (b*x^2)/a]) /(a^3*x^6)
Time = 2.81 (sec) , antiderivative size = 319, normalized size of antiderivative = 0.91, number of steps used = 17, number of rules used = 16, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.889, Rules used = {2904, 2845, 2858, 25, 27, 2789, 2756, 2789, 2751, 16, 2755, 2754, 2779, 2821, 2838, 7143}
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.
\(\displaystyle \int \frac {\log ^3\left (c \left (a+b x^2\right )^p\right )}{x^7} \, dx\) |
\(\Big \downarrow \) 2904 |
\(\displaystyle \frac {1}{2} \int \frac {\log ^3\left (c \left (b x^2+a\right )^p\right )}{x^8}dx^2\) |
\(\Big \downarrow \) 2845 |
\(\displaystyle \frac {1}{2} \left (b p \int \frac {\log ^2\left (c \left (b x^2+a\right )^p\right )}{x^6 \left (b x^2+a\right )}dx^2-\frac {\log ^3\left (c \left (a+b x^2\right )^p\right )}{3 x^6}\right )\) |
\(\Big \downarrow \) 2858 |
\(\displaystyle \frac {1}{2} \left (p \int \frac {\log ^2\left (c \left (b x^2+a\right )^p\right )}{x^8}d\left (b x^2+a\right )-\frac {\log ^3\left (c \left (a+b x^2\right )^p\right )}{3 x^6}\right )\) |
\(\Big \downarrow \) 25 |
\(\displaystyle \frac {1}{2} \left (-p \int -\frac {\log ^2\left (c \left (b x^2+a\right )^p\right )}{x^8}d\left (b x^2+a\right )-\frac {\log ^3\left (c \left (a+b x^2\right )^p\right )}{3 x^6}\right )\) |
\(\Big \downarrow \) 27 |
\(\displaystyle \frac {1}{2} \left (b^3 (-p) \int -\frac {\log ^2\left (c \left (b x^2+a\right )^p\right )}{b^3 x^8}d\left (b x^2+a\right )-\frac {\log ^3\left (c \left (a+b x^2\right )^p\right )}{3 x^6}\right )\) |
\(\Big \downarrow \) 2789 |
\(\displaystyle \frac {1}{2} \left (b^3 (-p) \left (\frac {\int -\frac {\log ^2\left (c \left (b x^2+a\right )^p\right )}{b^3 x^6}d\left (b x^2+a\right )}{a}+\frac {\int \frac {\log ^2\left (c \left (b x^2+a\right )^p\right )}{b^2 x^6}d\left (b x^2+a\right )}{a}\right )-\frac {\log ^3\left (c \left (a+b x^2\right )^p\right )}{3 x^6}\right )\) |
\(\Big \downarrow \) 2756 |
\(\displaystyle \frac {1}{2} \left (b^3 (-p) \left (\frac {\int \frac {\log ^2\left (c \left (b x^2+a\right )^p\right )}{b^2 x^6}d\left (b x^2+a\right )}{a}+\frac {\frac {\log ^2\left (c \left (a+b x^2\right )^p\right )}{2 b^2 x^4}-p \int \frac {\log \left (c \left (b x^2+a\right )^p\right )}{b^2 x^6}d\left (b x^2+a\right )}{a}\right )-\frac {\log ^3\left (c \left (a+b x^2\right )^p\right )}{3 x^6}\right )\) |
\(\Big \downarrow \) 2789 |
\(\displaystyle \frac {1}{2} \left (b^3 (-p) \left (\frac {\frac {\log ^2\left (c \left (a+b x^2\right )^p\right )}{2 b^2 x^4}-p \left (\frac {\int \frac {\log \left (c \left (b x^2+a\right )^p\right )}{b^2 x^4}d\left (b x^2+a\right )}{a}+\frac {\int -\frac {\log \left (c \left (b x^2+a\right )^p\right )}{b x^4}d\left (b x^2+a\right )}{a}\right )}{a}+\frac {\frac {\int \frac {\log ^2\left (c \left (b x^2+a\right )^p\right )}{b^2 x^4}d\left (b x^2+a\right )}{a}+\frac {\int -\frac {\log ^2\left (c \left (b x^2+a\right )^p\right )}{b x^4}d\left (b x^2+a\right )}{a}}{a}\right )-\frac {\log ^3\left (c \left (a+b x^2\right )^p\right )}{3 x^6}\right )\) |
\(\Big \downarrow \) 2751 |
\(\displaystyle \frac {1}{2} \left (b^3 (-p) \left (\frac {\frac {\log ^2\left (c \left (a+b x^2\right )^p\right )}{2 b^2 x^4}-p \left (\frac {-\frac {p \int -\frac {1}{b x^2}d\left (b x^2+a\right )}{a}-\frac {\left (a+b x^2\right ) \log \left (c \left (a+b x^2\right )^p\right )}{a b x^2}}{a}+\frac {\int -\frac {\log \left (c \left (b x^2+a\right )^p\right )}{b x^4}d\left (b x^2+a\right )}{a}\right )}{a}+\frac {\frac {\int \frac {\log ^2\left (c \left (b x^2+a\right )^p\right )}{b^2 x^4}d\left (b x^2+a\right )}{a}+\frac {\int -\frac {\log ^2\left (c \left (b x^2+a\right )^p\right )}{b x^4}d\left (b x^2+a\right )}{a}}{a}\right )-\frac {\log ^3\left (c \left (a+b x^2\right )^p\right )}{3 x^6}\right )\) |
\(\Big \downarrow \) 16 |
\(\displaystyle \frac {1}{2} \left (b^3 (-p) \left (\frac {\frac {\log ^2\left (c \left (a+b x^2\right )^p\right )}{2 b^2 x^4}-p \left (\frac {\int -\frac {\log \left (c \left (b x^2+a\right )^p\right )}{b x^4}d\left (b x^2+a\right )}{a}+\frac {\frac {p \log \left (-b x^2\right )}{a}-\frac {\left (a+b x^2\right ) \log \left (c \left (a+b x^2\right )^p\right )}{a b x^2}}{a}\right )}{a}+\frac {\frac {\int \frac {\log ^2\left (c \left (b x^2+a\right )^p\right )}{b^2 x^4}d\left (b x^2+a\right )}{a}+\frac {\int -\frac {\log ^2\left (c \left (b x^2+a\right )^p\right )}{b x^4}d\left (b x^2+a\right )}{a}}{a}\right )-\frac {\log ^3\left (c \left (a+b x^2\right )^p\right )}{3 x^6}\right )\) |
\(\Big \downarrow \) 2755 |
\(\displaystyle \frac {1}{2} \left (b^3 (-p) \left (\frac {\frac {\log ^2\left (c \left (a+b x^2\right )^p\right )}{2 b^2 x^4}-p \left (\frac {\int -\frac {\log \left (c \left (b x^2+a\right )^p\right )}{b x^4}d\left (b x^2+a\right )}{a}+\frac {\frac {p \log \left (-b x^2\right )}{a}-\frac {\left (a+b x^2\right ) \log \left (c \left (a+b x^2\right )^p\right )}{a b x^2}}{a}\right )}{a}+\frac {\frac {-\frac {2 p \int -\frac {\log \left (c \left (b x^2+a\right )^p\right )}{b x^2}d\left (b x^2+a\right )}{a}-\frac {\left (a+b x^2\right ) \log ^2\left (c \left (a+b x^2\right )^p\right )}{a b x^2}}{a}+\frac {\int -\frac {\log ^2\left (c \left (b x^2+a\right )^p\right )}{b x^4}d\left (b x^2+a\right )}{a}}{a}\right )-\frac {\log ^3\left (c \left (a+b x^2\right )^p\right )}{3 x^6}\right )\) |
\(\Big \downarrow \) 2754 |
\(\displaystyle \frac {1}{2} \left (b^3 (-p) \left (\frac {\frac {\log ^2\left (c \left (a+b x^2\right )^p\right )}{2 b^2 x^4}-p \left (\frac {\int -\frac {\log \left (c \left (b x^2+a\right )^p\right )}{b x^4}d\left (b x^2+a\right )}{a}+\frac {\frac {p \log \left (-b x^2\right )}{a}-\frac {\left (a+b x^2\right ) \log \left (c \left (a+b x^2\right )^p\right )}{a b x^2}}{a}\right )}{a}+\frac {\frac {-\frac {2 p \left (p \int \frac {\log \left (1-\frac {b x^2+a}{a}\right )}{x^2}d\left (b x^2+a\right )-\log \left (1-\frac {a+b x^2}{a}\right ) \log \left (c \left (a+b x^2\right )^p\right )\right )}{a}-\frac {\left (a+b x^2\right ) \log ^2\left (c \left (a+b x^2\right )^p\right )}{a b x^2}}{a}+\frac {\int -\frac {\log ^2\left (c \left (b x^2+a\right )^p\right )}{b x^4}d\left (b x^2+a\right )}{a}}{a}\right )-\frac {\log ^3\left (c \left (a+b x^2\right )^p\right )}{3 x^6}\right )\) |
\(\Big \downarrow \) 2779 |
\(\displaystyle \frac {1}{2} \left (b^3 (-p) \left (\frac {\frac {\log ^2\left (c \left (a+b x^2\right )^p\right )}{2 b^2 x^4}-p \left (\frac {\frac {p \int \frac {\log \left (1-\frac {a}{x^2}\right )}{x^2}d\left (b x^2+a\right )}{a}-\frac {\log \left (1-\frac {a}{x^2}\right ) \log \left (c \left (a+b x^2\right )^p\right )}{a}}{a}+\frac {\frac {p \log \left (-b x^2\right )}{a}-\frac {\left (a+b x^2\right ) \log \left (c \left (a+b x^2\right )^p\right )}{a b x^2}}{a}\right )}{a}+\frac {\frac {\frac {2 p \int \frac {\log \left (1-\frac {a}{x^2}\right ) \log \left (c \left (b x^2+a\right )^p\right )}{x^2}d\left (b x^2+a\right )}{a}-\frac {\log \left (1-\frac {a}{x^2}\right ) \log ^2\left (c \left (a+b x^2\right )^p\right )}{a}}{a}+\frac {-\frac {2 p \left (p \int \frac {\log \left (1-\frac {b x^2+a}{a}\right )}{x^2}d\left (b x^2+a\right )-\log \left (1-\frac {a+b x^2}{a}\right ) \log \left (c \left (a+b x^2\right )^p\right )\right )}{a}-\frac {\left (a+b x^2\right ) \log ^2\left (c \left (a+b x^2\right )^p\right )}{a b x^2}}{a}}{a}\right )-\frac {\log ^3\left (c \left (a+b x^2\right )^p\right )}{3 x^6}\right )\) |
\(\Big \downarrow \) 2821 |
\(\displaystyle \frac {1}{2} \left (b^3 (-p) \left (\frac {\frac {\log ^2\left (c \left (a+b x^2\right )^p\right )}{2 b^2 x^4}-p \left (\frac {\frac {p \int \frac {\log \left (1-\frac {a}{x^2}\right )}{x^2}d\left (b x^2+a\right )}{a}-\frac {\log \left (1-\frac {a}{x^2}\right ) \log \left (c \left (a+b x^2\right )^p\right )}{a}}{a}+\frac {\frac {p \log \left (-b x^2\right )}{a}-\frac {\left (a+b x^2\right ) \log \left (c \left (a+b x^2\right )^p\right )}{a b x^2}}{a}\right )}{a}+\frac {\frac {\frac {2 p \left (\operatorname {PolyLog}\left (2,\frac {a}{x^2}\right ) \log \left (c \left (a+b x^2\right )^p\right )-p \int \frac {\operatorname {PolyLog}\left (2,\frac {a}{x^2}\right )}{x^2}d\left (b x^2+a\right )\right )}{a}-\frac {\log \left (1-\frac {a}{x^2}\right ) \log ^2\left (c \left (a+b x^2\right )^p\right )}{a}}{a}+\frac {-\frac {2 p \left (p \int \frac {\log \left (1-\frac {b x^2+a}{a}\right )}{x^2}d\left (b x^2+a\right )-\log \left (1-\frac {a+b x^2}{a}\right ) \log \left (c \left (a+b x^2\right )^p\right )\right )}{a}-\frac {\left (a+b x^2\right ) \log ^2\left (c \left (a+b x^2\right )^p\right )}{a b x^2}}{a}}{a}\right )-\frac {\log ^3\left (c \left (a+b x^2\right )^p\right )}{3 x^6}\right )\) |
\(\Big \downarrow \) 2838 |
\(\displaystyle \frac {1}{2} \left (b^3 (-p) \left (\frac {\frac {\frac {2 p \left (\operatorname {PolyLog}\left (2,\frac {a}{x^2}\right ) \log \left (c \left (a+b x^2\right )^p\right )-p \int \frac {\operatorname {PolyLog}\left (2,\frac {a}{x^2}\right )}{x^2}d\left (b x^2+a\right )\right )}{a}-\frac {\log \left (1-\frac {a}{x^2}\right ) \log ^2\left (c \left (a+b x^2\right )^p\right )}{a}}{a}+\frac {-\frac {2 p \left (\log \left (1-\frac {a+b x^2}{a}\right ) \left (-\log \left (c \left (a+b x^2\right )^p\right )\right )-p \operatorname {PolyLog}\left (2,\frac {b x^2+a}{a}\right )\right )}{a}-\frac {\left (a+b x^2\right ) \log ^2\left (c \left (a+b x^2\right )^p\right )}{a b x^2}}{a}}{a}+\frac {\frac {\log ^2\left (c \left (a+b x^2\right )^p\right )}{2 b^2 x^4}-p \left (\frac {\frac {p \operatorname {PolyLog}\left (2,\frac {a}{x^2}\right )}{a}-\frac {\log \left (1-\frac {a}{x^2}\right ) \log \left (c \left (a+b x^2\right )^p\right )}{a}}{a}+\frac {\frac {p \log \left (-b x^2\right )}{a}-\frac {\left (a+b x^2\right ) \log \left (c \left (a+b x^2\right )^p\right )}{a b x^2}}{a}\right )}{a}\right )-\frac {\log ^3\left (c \left (a+b x^2\right )^p\right )}{3 x^6}\right )\) |
\(\Big \downarrow \) 7143 |
\(\displaystyle \frac {1}{2} \left (b^3 (-p) \left (\frac {\frac {\log ^2\left (c \left (a+b x^2\right )^p\right )}{2 b^2 x^4}-p \left (\frac {\frac {p \operatorname {PolyLog}\left (2,\frac {a}{x^2}\right )}{a}-\frac {\log \left (1-\frac {a}{x^2}\right ) \log \left (c \left (a+b x^2\right )^p\right )}{a}}{a}+\frac {\frac {p \log \left (-b x^2\right )}{a}-\frac {\left (a+b x^2\right ) \log \left (c \left (a+b x^2\right )^p\right )}{a b x^2}}{a}\right )}{a}+\frac {\frac {-\frac {2 p \left (\log \left (1-\frac {a+b x^2}{a}\right ) \left (-\log \left (c \left (a+b x^2\right )^p\right )\right )-p \operatorname {PolyLog}\left (2,\frac {b x^2+a}{a}\right )\right )}{a}-\frac {\left (a+b x^2\right ) \log ^2\left (c \left (a+b x^2\right )^p\right )}{a b x^2}}{a}+\frac {\frac {2 p \left (\operatorname {PolyLog}\left (2,\frac {a}{x^2}\right ) \log \left (c \left (a+b x^2\right )^p\right )+p \operatorname {PolyLog}\left (3,\frac {a}{x^2}\right )\right )}{a}-\frac {\log \left (1-\frac {a}{x^2}\right ) \log ^2\left (c \left (a+b x^2\right )^p\right )}{a}}{a}}{a}\right )-\frac {\log ^3\left (c \left (a+b x^2\right )^p\right )}{3 x^6}\right )\) |
Input:
Int[Log[c*(a + b*x^2)^p]^3/x^7,x]
Output:
(-1/3*Log[c*(a + b*x^2)^p]^3/x^6 - b^3*p*((Log[c*(a + b*x^2)^p]^2/(2*b^2*x ^4) - p*(((p*Log[-(b*x^2)])/a - ((a + b*x^2)*Log[c*(a + b*x^2)^p])/(a*b*x^ 2))/a + (-((Log[1 - a/x^2]*Log[c*(a + b*x^2)^p])/a) + (p*PolyLog[2, a/x^2] )/a)/a))/a + ((-(((a + b*x^2)*Log[c*(a + b*x^2)^p]^2)/(a*b*x^2)) - (2*p*(- (Log[c*(a + b*x^2)^p]*Log[1 - (a + b*x^2)/a]) - p*PolyLog[2, (a + b*x^2)/a ]))/a)/a + (-((Log[1 - a/x^2]*Log[c*(a + b*x^2)^p]^2)/a) + (2*p*(Log[c*(a + b*x^2)^p]*PolyLog[2, a/x^2] + p*PolyLog[3, a/x^2]))/a)/a)/a))/2
Int[(c_.)/((a_.) + (b_.)*(x_)), x_Symbol] :> Simp[c*(Log[RemoveContent[a + b*x, x]]/b), x] /; FreeQ[{a, b, c}, x]
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_.))*((d_) + (e_.)*(x_)^(r_.))^(q_), x _Symbol] :> Simp[x*(d + e*x^r)^(q + 1)*((a + b*Log[c*x^n])/d), x] - Simp[b* (n/d) Int[(d + e*x^r)^(q + 1), x], x] /; FreeQ[{a, b, c, d, e, n, q, r}, x] && EqQ[r*(q + 1) + 1, 0]
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_.))^(p_.)/((d_) + (e_.)*(x_))^2, x_Sy mbol] :> Simp[x*((a + b*Log[c*x^n])^p/(d*(d + e*x))), x] - Simp[b*n*(p/d) Int[(a + b*Log[c*x^n])^(p - 1)/(d + e*x), x], x] /; FreeQ[{a, b, c, d, e, n, p}, x] && GtQ[p, 0]
Int[((a_.) + Log[(c_.)*(x_)^(n_.)]*(b_.))^(p_.)*((d_) + (e_.)*(x_))^(q_.), x_Symbol] :> Simp[(d + e*x)^(q + 1)*((a + b*Log[c*x^n])^p/(e*(q + 1))), x] - Simp[b*n*(p/(e*(q + 1))) Int[((d + e*x)^(q + 1)*(a + b*Log[c*x^n])^(p - 1))/x, x], x] /; FreeQ[{a, b, c, d, e, n, p, q}, x] && GtQ[p, 0] && NeQ[q, -1] && (EqQ[p, 1] || (IntegersQ[2*p, 2*q] && !IGtQ[q, 0]) || (EqQ[p, 2] & & NeQ[q, 1]))
Int[((a_.) + Log[(c_.)*(x_)^(n_.)]*(b_.))^(p_.)/((x_)*((d_) + (e_.)*(x_)^(r _.))), x_Symbol] :> Simp[(-Log[1 + d/(e*x^r)])*((a + b*Log[c*x^n])^p/(d*r)) , x] + Simp[b*n*(p/(d*r)) Int[Log[1 + d/(e*x^r)]*((a + b*Log[c*x^n])^(p - 1)/x), x], x] /; FreeQ[{a, b, c, d, e, n, r}, x] && IGtQ[p, 0]
Int[(((a_.) + Log[(c_.)*(x_)^(n_.)]*(b_.))^(p_.)*((d_) + (e_.)*(x_))^(q_))/ (x_), x_Symbol] :> Simp[1/d Int[(d + e*x)^(q + 1)*((a + b*Log[c*x^n])^p/x ), x], x] - Simp[e/d Int[(d + e*x)^q*(a + b*Log[c*x^n])^p, x], x] /; Free Q[{a, b, c, d, e, n}, x] && IGtQ[p, 0] && LtQ[q, -1] && IntegerQ[2*q]
Int[(Log[(d_.)*((e_) + (f_.)*(x_)^(m_.))]*((a_.) + Log[(c_.)*(x_)^(n_.)]*(b _.))^(p_.))/(x_), x_Symbol] :> Simp[(-PolyLog[2, (-d)*f*x^m])*((a + b*Log[c *x^n])^p/m), x] + Simp[b*n*(p/m) Int[PolyLog[2, (-d)*f*x^m]*((a + b*Log[c *x^n])^(p - 1)/x), x], x] /; FreeQ[{a, b, c, d, e, f, m, n}, x] && IGtQ[p, 0] && EqQ[d*e, 1]
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]
Int[((a_.) + Log[(c_.)*((d_) + (e_.)*(x_))^(n_.)]*(b_.))^(p_)*((f_.) + (g_. )*(x_))^(q_.), x_Symbol] :> Simp[(f + g*x)^(q + 1)*((a + b*Log[c*(d + e*x)^ n])^p/(g*(q + 1))), x] - Simp[b*e*n*(p/(g*(q + 1))) Int[(f + g*x)^(q + 1) *((a + b*Log[c*(d + e*x)^n])^(p - 1)/(d + e*x)), x], x] /; FreeQ[{a, b, c, d, e, f, g, n, q}, x] && NeQ[e*f - d*g, 0] && GtQ[p, 0] && NeQ[q, -1] && In tegersQ[2*p, 2*q] && ( !IGtQ[q, 0] || (EqQ[p, 2] && NeQ[q, 1]))
Int[((a_.) + Log[(c_.)*((d_) + (e_.)*(x_))^(n_.)]*(b_.))^(p_.)*((f_.) + (g_ .)*(x_))^(q_.)*((h_.) + (i_.)*(x_))^(r_.), x_Symbol] :> Simp[1/e Subst[In t[(g*(x/e))^q*((e*h - d*i)/e + i*(x/e))^r*(a + b*Log[c*x^n])^p, x], x, d + e*x], x] /; FreeQ[{a, b, c, d, e, f, g, h, i, n, p, q, r}, x] && EqQ[e*f - d*g, 0] && (IGtQ[p, 0] || IGtQ[r, 0]) && IntegerQ[2*r]
Int[((a_.) + Log[(c_.)*((d_) + (e_.)*(x_)^(n_))^(p_.)]*(b_.))^(q_.)*(x_)^(m _.), x_Symbol] :> Simp[1/n Subst[Int[x^(Simplify[(m + 1)/n] - 1)*(a + b*L og[c*(d + e*x)^p])^q, x], x, x^n], x] /; FreeQ[{a, b, c, d, e, m, n, p, q}, x] && IntegerQ[Simplify[(m + 1)/n]] && (GtQ[(m + 1)/n, 0] || IGtQ[q, 0]) & & !(EqQ[q, 1] && ILtQ[n, 0] && IGtQ[m, 0])
Int[PolyLog[n_, (c_.)*((a_.) + (b_.)*(x_))^(p_.)]/((d_.) + (e_.)*(x_)), x_S ymbol] :> 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]
\[\int \frac {{\ln \left (c \left (b \,x^{2}+a \right )^{p}\right )}^{3}}{x^{7}}d x\]
Input:
int(ln(c*(b*x^2+a)^p)^3/x^7,x)
Output:
int(ln(c*(b*x^2+a)^p)^3/x^7,x)
\[ \int \frac {\log ^3\left (c \left (a+b x^2\right )^p\right )}{x^7} \, dx=\int { \frac {\log \left ({\left (b x^{2} + a\right )}^{p} c\right )^{3}}{x^{7}} \,d x } \] Input:
integrate(log(c*(b*x^2+a)^p)^3/x^7,x, algorithm="fricas")
Output:
integral(log((b*x^2 + a)^p*c)^3/x^7, x)
\[ \int \frac {\log ^3\left (c \left (a+b x^2\right )^p\right )}{x^7} \, dx=\int \frac {\log {\left (c \left (a + b x^{2}\right )^{p} \right )}^{3}}{x^{7}}\, dx \] Input:
integrate(ln(c*(b*x**2+a)**p)**3/x**7,x)
Output:
Integral(log(c*(a + b*x**2)**p)**3/x**7, x)
Time = 0.11 (sec) , antiderivative size = 338, normalized size of antiderivative = 0.96 \[ \int \frac {\log ^3\left (c \left (a+b x^2\right )^p\right )}{x^7} \, dx=\frac {1}{12} \, {\left (\frac {6 \, {\left (\log \left (b x^{2} + a\right )^{2} \log \left (-\frac {b x^{2} + a}{a} + 1\right ) + 2 \, {\rm Li}_2\left (\frac {b x^{2} + a}{a}\right ) \log \left (b x^{2} + a\right ) - 2 \, {\rm Li}_{3}(\frac {b x^{2} + a}{a})\right )} b^{2} p^{2}}{a^{3}} - \frac {6 \, {\left (3 \, p^{2} - 2 \, p \log \left (c\right )\right )} {\left (\log \left (b x^{2} + a\right ) \log \left (-\frac {b x^{2} + a}{a} + 1\right ) + {\rm Li}_2\left (\frac {b x^{2} + a}{a}\right )\right )} b^{2}}{a^{3}} + \frac {12 \, {\left (p^{2} - 3 \, p \log \left (c\right ) + \log \left (c\right )^{2}\right )} b^{2} \log \left (x\right )}{a^{3}} - \frac {2 \, b^{2} p^{2} x^{4} \log \left (b x^{2} + a\right )^{3} + 6 \, {\left (p \log \left (c\right ) - \log \left (c\right )^{2}\right )} a b x^{2} + 3 \, a^{2} \log \left (c\right )^{2} - 3 \, {\left ({\left (3 \, p^{2} - 2 \, p \log \left (c\right )\right )} b^{2} x^{4} + 2 \, a b p^{2} x^{2} - a^{2} p^{2}\right )} \log \left (b x^{2} + a\right )^{2} + 6 \, {\left ({\left (p^{2} - 3 \, p \log \left (c\right ) + \log \left (c\right )^{2}\right )} b^{2} x^{4} + {\left (p^{2} - 2 \, p \log \left (c\right )\right )} a b x^{2} + a^{2} p \log \left (c\right )\right )} \log \left (b x^{2} + a\right )}{a^{3} x^{4}}\right )} b p - \frac {\log \left ({\left (b x^{2} + a\right )}^{p} c\right )^{3}}{6 \, x^{6}} \] Input:
integrate(log(c*(b*x^2+a)^p)^3/x^7,x, algorithm="maxima")
Output:
1/12*(6*(log(b*x^2 + a)^2*log(-(b*x^2 + a)/a + 1) + 2*dilog((b*x^2 + a)/a) *log(b*x^2 + a) - 2*polylog(3, (b*x^2 + a)/a))*b^2*p^2/a^3 - 6*(3*p^2 - 2* p*log(c))*(log(b*x^2 + a)*log(-(b*x^2 + a)/a + 1) + dilog((b*x^2 + a)/a))* b^2/a^3 + 12*(p^2 - 3*p*log(c) + log(c)^2)*b^2*log(x)/a^3 - (2*b^2*p^2*x^4 *log(b*x^2 + a)^3 + 6*(p*log(c) - log(c)^2)*a*b*x^2 + 3*a^2*log(c)^2 - 3*( (3*p^2 - 2*p*log(c))*b^2*x^4 + 2*a*b*p^2*x^2 - a^2*p^2)*log(b*x^2 + a)^2 + 6*((p^2 - 3*p*log(c) + log(c)^2)*b^2*x^4 + (p^2 - 2*p*log(c))*a*b*x^2 + a ^2*p*log(c))*log(b*x^2 + a))/(a^3*x^4))*b*p - 1/6*log((b*x^2 + a)^p*c)^3/x ^6
\[ \int \frac {\log ^3\left (c \left (a+b x^2\right )^p\right )}{x^7} \, dx=\int { \frac {\log \left ({\left (b x^{2} + a\right )}^{p} c\right )^{3}}{x^{7}} \,d x } \] Input:
integrate(log(c*(b*x^2+a)^p)^3/x^7,x, algorithm="giac")
Output:
integrate(log((b*x^2 + a)^p*c)^3/x^7, x)
Timed out. \[ \int \frac {\log ^3\left (c \left (a+b x^2\right )^p\right )}{x^7} \, dx=\int \frac {{\ln \left (c\,{\left (b\,x^2+a\right )}^p\right )}^3}{x^7} \,d x \] Input:
int(log(c*(a + b*x^2)^p)^3/x^7,x)
Output:
int(log(c*(a + b*x^2)^p)^3/x^7, x)
\[ \int \frac {\log ^3\left (c \left (a+b x^2\right )^p\right )}{x^7} \, dx=\frac {12 \left (\int \frac {{\mathrm {log}\left (\left (b \,x^{2}+a \right )^{p} c \right )}^{2}}{b \,x^{3}+a x}d x \right ) a \,b^{3} p \,x^{6}-36 \left (\int \frac {\mathrm {log}\left (\left (b \,x^{2}+a \right )^{p} c \right )}{b \,x^{3}+a x}d x \right ) a \,b^{3} p^{2} x^{6}-2 {\mathrm {log}\left (\left (b \,x^{2}+a \right )^{p} c \right )}^{3} a^{3}-3 {\mathrm {log}\left (\left (b \,x^{2}+a \right )^{p} c \right )}^{2} a^{2} b p \,x^{2}+6 {\mathrm {log}\left (\left (b \,x^{2}+a \right )^{p} c \right )}^{2} a \,b^{2} p \,x^{4}-6 \,\mathrm {log}\left (\left (b \,x^{2}+a \right )^{p} c \right ) a \,b^{2} p^{2} x^{4}-6 \,\mathrm {log}\left (\left (b \,x^{2}+a \right )^{p} c \right ) b^{3} p^{2} x^{6}+12 \,\mathrm {log}\left (x \right ) b^{3} p^{3} x^{6}}{12 a^{3} x^{6}} \] Input:
int(log(c*(b*x^2+a)^p)^3/x^7,x)
Output:
(12*int(log((a + b*x**2)**p*c)**2/(a*x + b*x**3),x)*a*b**3*p*x**6 - 36*int (log((a + b*x**2)**p*c)/(a*x + b*x**3),x)*a*b**3*p**2*x**6 - 2*log((a + b* x**2)**p*c)**3*a**3 - 3*log((a + b*x**2)**p*c)**2*a**2*b*p*x**2 + 6*log((a + b*x**2)**p*c)**2*a*b**2*p*x**4 - 6*log((a + b*x**2)**p*c)*a*b**2*p**2*x **4 - 6*log((a + b*x**2)**p*c)*b**3*p**2*x**6 + 12*log(x)*b**3*p**3*x**6)/ (12*a**3*x**6)