3.2.92 \(\int \frac {(h+i x)^3}{(d e+d f x) (a+b \log (c (e+f x)))} \, dx\) [192]

Optimal. Leaf size=177 \[ \frac {3 e^{-\frac {a}{b}} i (f h-e i)^2 \text {Ei}\left (\frac {a+b \log (c (e+f x))}{b}\right )}{b c d f^4}+\frac {3 e^{-\frac {2 a}{b}} i^2 (f h-e i) \text {Ei}\left (\frac {2 (a+b \log (c (e+f x)))}{b}\right )}{b c^2 d f^4}+\frac {e^{-\frac {3 a}{b}} i^3 \text {Ei}\left (\frac {3 (a+b \log (c (e+f x)))}{b}\right )}{b c^3 d f^4}+\frac {(f h-e i)^3 \log (a+b \log (c (e+f x)))}{b d f^4} \]

[Out]

3*i*(-e*i+f*h)^2*Ei((a+b*ln(c*(f*x+e)))/b)/b/c/d/exp(a/b)/f^4+3*i^2*(-e*i+f*h)*Ei(2*(a+b*ln(c*(f*x+e)))/b)/b/c
^2/d/exp(2*a/b)/f^4+i^3*Ei(3*(a+b*ln(c*(f*x+e)))/b)/b/c^3/d/exp(3*a/b)/f^4+(-e*i+f*h)^3*ln(a+b*ln(c*(f*x+e)))/
b/d/f^4

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Rubi [A]
time = 0.36, antiderivative size = 177, normalized size of antiderivative = 1.00, number of steps used = 12, number of rules used = 8, integrand size = 32, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.250, Rules used = {2458, 12, 2395, 2336, 2209, 2339, 29, 2346} \begin {gather*} \frac {i^3 e^{-\frac {3 a}{b}} \text {Ei}\left (\frac {3 (a+b \log (c (e+f x)))}{b}\right )}{b c^3 d f^4}+\frac {3 i^2 e^{-\frac {2 a}{b}} (f h-e i) \text {Ei}\left (\frac {2 (a+b \log (c (e+f x)))}{b}\right )}{b c^2 d f^4}+\frac {3 i e^{-\frac {a}{b}} (f h-e i)^2 \text {Ei}\left (\frac {a+b \log (c (e+f x))}{b}\right )}{b c d f^4}+\frac {(f h-e i)^3 \log (a+b \log (c (e+f x)))}{b d f^4} \end {gather*}

Antiderivative was successfully verified.

[In]

Int[(h + i*x)^3/((d*e + d*f*x)*(a + b*Log[c*(e + f*x)])),x]

[Out]

(3*i*(f*h - e*i)^2*ExpIntegralEi[(a + b*Log[c*(e + f*x)])/b])/(b*c*d*E^(a/b)*f^4) + (3*i^2*(f*h - e*i)*ExpInte
gralEi[(2*(a + b*Log[c*(e + f*x)]))/b])/(b*c^2*d*E^((2*a)/b)*f^4) + (i^3*ExpIntegralEi[(3*(a + b*Log[c*(e + f*
x)]))/b])/(b*c^3*d*E^((3*a)/b)*f^4) + ((f*h - e*i)^3*Log[a + b*Log[c*(e + f*x)]])/(b*d*f^4)

Rule 12

Int[(a_)*(u_), x_Symbol] :> Dist[a, Int[u, x], x] /; FreeQ[a, x] &&  !MatchQ[u, (b_)*(v_) /; FreeQ[b, x]]

Rule 29

Int[(x_)^(-1), x_Symbol] :> Simp[Log[x], x]

Rule 2209

Int[(F_)^((g_.)*((e_.) + (f_.)*(x_)))/((c_.) + (d_.)*(x_)), x_Symbol] :> Simp[(F^(g*(e - c*(f/d)))/d)*ExpInteg
ralEi[f*g*(c + d*x)*(Log[F]/d)], x] /; FreeQ[{F, c, d, e, f, g}, x] &&  !TrueQ[$UseGamma]

Rule 2336

Int[((a_.) + Log[(c_.)*(x_)^(n_.)]*(b_.))^(p_), x_Symbol] :> Dist[1/(n*c^(1/n)), Subst[Int[E^(x/n)*(a + b*x)^p
, x], x, Log[c*x^n]], x] /; FreeQ[{a, b, c, p}, x] && IntegerQ[1/n]

Rule 2339

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 2346

Int[((a_.) + Log[(c_.)*(x_)]*(b_.))^(p_)*(x_)^(m_.), x_Symbol] :> Dist[1/c^(m + 1), Subst[Int[E^((m + 1)*x)*(a
+ b*x)^p, x], x, Log[c*x]], x] /; FreeQ[{a, b, c, p}, x] && IntegerQ[m]

Rule 2395

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 2458

Int[((a_.) + Log[(c_.)*((d_) + (e_.)*(x_))^(n_.)]*(b_.))^(p_.)*((f_.) + (g_.)*(x_))^(q_.)*((h_.) + (i_.)*(x_))
^(r_.), x_Symbol] :> Dist[1/e, Subst[Int[(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]

Rubi steps

\begin {align*} \int \frac {(h+192 x)^3}{(d e+d f x) (a+b \log (c (e+f x)))} \, dx &=\frac {\text {Subst}\left (\int \frac {\left (\frac {-192 e+f h}{f}+\frac {192 x}{f}\right )^3}{d x (a+b \log (c x))} \, dx,x,e+f x\right )}{f}\\ &=\frac {\text {Subst}\left (\int \frac {\left (\frac {-192 e+f h}{f}+\frac {192 x}{f}\right )^3}{x (a+b \log (c x))} \, dx,x,e+f x\right )}{d f}\\ &=\frac {\text {Subst}\left (\int \left (\frac {576 (192 e-f h)^2}{f^3 (a+b \log (c x))}-\frac {(192 e-f h)^3}{f^3 x (a+b \log (c x))}-\frac {110592 (192 e-f h) x}{f^3 (a+b \log (c x))}+\frac {7077888 x^2}{f^3 (a+b \log (c x))}\right ) \, dx,x,e+f x\right )}{d f}\\ &=\frac {7077888 \text {Subst}\left (\int \frac {x^2}{a+b \log (c x)} \, dx,x,e+f x\right )}{d f^4}-\frac {(110592 (192 e-f h)) \text {Subst}\left (\int \frac {x}{a+b \log (c x)} \, dx,x,e+f x\right )}{d f^4}+\frac {\left (576 (192 e-f h)^2\right ) \text {Subst}\left (\int \frac {1}{a+b \log (c x)} \, dx,x,e+f x\right )}{d f^4}-\frac {(192 e-f h)^3 \text {Subst}\left (\int \frac {1}{x (a+b \log (c x))} \, dx,x,e+f x\right )}{d f^4}\\ &=\frac {7077888 \text {Subst}\left (\int \frac {e^{3 x}}{a+b x} \, dx,x,\log (c (e+f x))\right )}{c^3 d f^4}-\frac {(110592 (192 e-f h)) \text {Subst}\left (\int \frac {e^{2 x}}{a+b x} \, dx,x,\log (c (e+f x))\right )}{c^2 d f^4}+\frac {\left (576 (192 e-f h)^2\right ) \text {Subst}\left (\int \frac {e^x}{a+b x} \, dx,x,\log (c (e+f x))\right )}{c d f^4}-\frac {(192 e-f h)^3 \text {Subst}\left (\int \frac {1}{x} \, dx,x,a+b \log (c (e+f x))\right )}{b d f^4}\\ &=\frac {576 e^{-\frac {a}{b}} (192 e-f h)^2 \text {Ei}\left (\frac {a+b \log (c (e+f x))}{b}\right )}{b c d f^4}-\frac {110592 e^{-\frac {2 a}{b}} (192 e-f h) \text {Ei}\left (\frac {2 (a+b \log (c (e+f x)))}{b}\right )}{b c^2 d f^4}+\frac {7077888 e^{-\frac {3 a}{b}} \text {Ei}\left (\frac {3 (a+b \log (c (e+f x)))}{b}\right )}{b c^3 d f^4}-\frac {(192 e-f h)^3 \log (a+b \log (c (e+f x)))}{b d f^4}\\ \end {align*}

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Mathematica [A]
time = 0.24, size = 279, normalized size = 1.58 \begin {gather*} \frac {e^{-\frac {3 a}{b}} \left (3 c^2 e^{\frac {2 a}{b}} i (f h-e i)^2 \text {Ei}\left (\frac {a}{b}+\log (c (e+f x))\right )-3 c e e^{a/b} i^3 \text {Ei}\left (2 \left (\frac {a}{b}+\log (c (e+f x))\right )\right )+i^3 \text {Ei}\left (3 \left (\frac {a}{b}+\log (c (e+f x))\right )\right )+3 c e^{a/b} f h i^2 \text {Ei}\left (\frac {2 (a+b \log (c (e+f x)))}{b}\right )-3 c^3 e e^{\frac {3 a}{b}} f^2 h^2 i \log (a+b \log (c (e+f x)))+3 c^3 e^2 e^{\frac {3 a}{b}} f h i^2 \log (a+b \log (c (e+f x)))-c^3 e^3 e^{\frac {3 a}{b}} i^3 \log (a+b \log (c (e+f x)))+c^3 e^{\frac {3 a}{b}} f^3 h^3 \log (f (a+b \log (c (e+f x))))\right )}{b c^3 d f^4} \end {gather*}

Antiderivative was successfully verified.

[In]

Integrate[(h + i*x)^3/((d*e + d*f*x)*(a + b*Log[c*(e + f*x)])),x]

[Out]

(3*c^2*E^((2*a)/b)*i*(f*h - e*i)^2*ExpIntegralEi[a/b + Log[c*(e + f*x)]] - 3*c*e*E^(a/b)*i^3*ExpIntegralEi[2*(
a/b + Log[c*(e + f*x)])] + i^3*ExpIntegralEi[3*(a/b + Log[c*(e + f*x)])] + 3*c*E^(a/b)*f*h*i^2*ExpIntegralEi[(
2*(a + b*Log[c*(e + f*x)]))/b] - 3*c^3*e*E^((3*a)/b)*f^2*h^2*i*Log[a + b*Log[c*(e + f*x)]] + 3*c^3*e^2*E^((3*a
)/b)*f*h*i^2*Log[a + b*Log[c*(e + f*x)]] - c^3*e^3*E^((3*a)/b)*i^3*Log[a + b*Log[c*(e + f*x)]] + c^3*E^((3*a)/
b)*f^3*h^3*Log[f*(a + b*Log[c*(e + f*x)])])/(b*c^3*d*E^((3*a)/b)*f^4)

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Maple [B] Leaf count of result is larger than twice the leaf count of optimal. \(360\) vs. \(2(179)=358\).
time = 3.31, size = 361, normalized size = 2.04

method	result	size
derivativedivides	\(-\frac {\frac {i^{3} {\mathrm e}^{-\frac {3 a}{b}} \expIntegral \left (1, -3 \ln \left (c f x +c e \right )-\frac {3 a}{b}\right )}{b}-\frac {c^{3} f^{3} h^{3} \ln \left (a +b \ln \left (c f x +c e \right )\right )}{b}+\frac {c^{3} e^{3} i^{3} \ln \left (a +b \ln \left (c f x +c e \right )\right )}{b}-\frac {3 c e \,i^{3} {\mathrm e}^{-\frac {2 a}{b}} \expIntegral \left (1, -2 \ln \left (c f x +c e \right )-\frac {2 a}{b}\right )}{b}+\frac {3 c^{2} e^{2} i^{3} {\mathrm e}^{-\frac {a}{b}} \expIntegral \left (1, -\ln \left (c f x +c e \right )-\frac {a}{b}\right )}{b}+\frac {3 c f h \,i^{2} {\mathrm e}^{-\frac {2 a}{b}} \expIntegral \left (1, -2 \ln \left (c f x +c e \right )-\frac {2 a}{b}\right )}{b}+\frac {3 c^{2} f^{2} h^{2} i \,{\mathrm e}^{-\frac {a}{b}} \expIntegral \left (1, -\ln \left (c f x +c e \right )-\frac {a}{b}\right )}{b}+\frac {3 c^{3} e \,f^{2} h^{2} i \ln \left (a +b \ln \left (c f x +c e \right )\right )}{b}-\frac {3 c^{3} e^{2} f h \,i^{2} \ln \left (a +b \ln \left (c f x +c e \right )\right )}{b}-\frac {6 c^{2} e f h \,i^{2} {\mathrm e}^{-\frac {a}{b}} \expIntegral \left (1, -\ln \left (c f x +c e \right )-\frac {a}{b}\right )}{b}}{c^{3} f^{4} d}\)	\(361\)
default	\(-\frac {\frac {i^{3} {\mathrm e}^{-\frac {3 a}{b}} \expIntegral \left (1, -3 \ln \left (c f x +c e \right )-\frac {3 a}{b}\right )}{b}-\frac {c^{3} f^{3} h^{3} \ln \left (a +b \ln \left (c f x +c e \right )\right )}{b}+\frac {c^{3} e^{3} i^{3} \ln \left (a +b \ln \left (c f x +c e \right )\right )}{b}-\frac {3 c e \,i^{3} {\mathrm e}^{-\frac {2 a}{b}} \expIntegral \left (1, -2 \ln \left (c f x +c e \right )-\frac {2 a}{b}\right )}{b}+\frac {3 c^{2} e^{2} i^{3} {\mathrm e}^{-\frac {a}{b}} \expIntegral \left (1, -\ln \left (c f x +c e \right )-\frac {a}{b}\right )}{b}+\frac {3 c f h \,i^{2} {\mathrm e}^{-\frac {2 a}{b}} \expIntegral \left (1, -2 \ln \left (c f x +c e \right )-\frac {2 a}{b}\right )}{b}+\frac {3 c^{2} f^{2} h^{2} i \,{\mathrm e}^{-\frac {a}{b}} \expIntegral \left (1, -\ln \left (c f x +c e \right )-\frac {a}{b}\right )}{b}+\frac {3 c^{3} e \,f^{2} h^{2} i \ln \left (a +b \ln \left (c f x +c e \right )\right )}{b}-\frac {3 c^{3} e^{2} f h \,i^{2} \ln \left (a +b \ln \left (c f x +c e \right )\right )}{b}-\frac {6 c^{2} e f h \,i^{2} {\mathrm e}^{-\frac {a}{b}} \expIntegral \left (1, -\ln \left (c f x +c e \right )-\frac {a}{b}\right )}{b}}{c^{3} f^{4} d}\)	\(361\)
risch	\(-\frac {i^{3} {\mathrm e}^{-\frac {3 a}{b}} \expIntegral \left (1, -3 \ln \left (c f x +c e \right )-\frac {3 a}{b}\right )}{d \,f^{4} c^{3} b}+\frac {h^{3} \ln \left (a +b \ln \left (c f x +c e \right )\right )}{d f b}-\frac {e^{3} i^{3} \ln \left (a +b \ln \left (c f x +c e \right )\right )}{d \,f^{4} b}+\frac {3 e \,i^{3} {\mathrm e}^{-\frac {2 a}{b}} \expIntegral \left (1, -2 \ln \left (c f x +c e \right )-\frac {2 a}{b}\right )}{d \,f^{4} c^{2} b}-\frac {3 e^{2} i^{3} {\mathrm e}^{-\frac {a}{b}} \expIntegral \left (1, -\ln \left (c f x +c e \right )-\frac {a}{b}\right )}{d \,f^{4} c b}-\frac {3 h \,i^{2} {\mathrm e}^{-\frac {2 a}{b}} \expIntegral \left (1, -2 \ln \left (c f x +c e \right )-\frac {2 a}{b}\right )}{d \,f^{3} c^{2} b}-\frac {3 h^{2} i \,{\mathrm e}^{-\frac {a}{b}} \expIntegral \left (1, -\ln \left (c f x +c e \right )-\frac {a}{b}\right )}{d \,f^{2} c b}-\frac {3 e \,h^{2} i \ln \left (a +b \ln \left (c f x +c e \right )\right )}{d \,f^{2} b}+\frac {3 e^{2} h \,i^{2} \ln \left (a +b \ln \left (c f x +c e \right )\right )}{d \,f^{3} b}+\frac {6 e h \,i^{2} {\mathrm e}^{-\frac {a}{b}} \expIntegral \left (1, -\ln \left (c f x +c e \right )-\frac {a}{b}\right )}{d \,f^{3} c b}\)	\(394\)

Verification of antiderivative is not currently implemented for this CAS.

[In]

int((i*x+h)^3/(d*f*x+d*e)/(a+b*ln(c*(f*x+e))),x,method=_RETURNVERBOSE)

[Out]

-1/c^3/f^4/d*(i^3/b*exp(-3*a/b)*Ei(1,-3*ln(c*f*x+c*e)-3*a/b)-c^3*f^3*h^3*ln(a+b*ln(c*f*x+c*e))/b+c^3*e^3*i^3*l
n(a+b*ln(c*f*x+c*e))/b-3*c*e*i^3/b*exp(-2*a/b)*Ei(1,-2*ln(c*f*x+c*e)-2*a/b)+3*c^2*e^2*i^3/b*exp(-a/b)*Ei(1,-ln
(c*f*x+c*e)-a/b)+3*c*f*h*i^2/b*exp(-2*a/b)*Ei(1,-2*ln(c*f*x+c*e)-2*a/b)+3*c^2*f^2*h^2*i/b*exp(-a/b)*Ei(1,-ln(c
*f*x+c*e)-a/b)+3*c^3*e*f^2*h^2*i*ln(a+b*ln(c*f*x+c*e))/b-3*c^3*e^2*f*h*i^2*ln(a+b*ln(c*f*x+c*e))/b-6*c^2*e*f*h
*i^2/b*exp(-a/b)*Ei(1,-ln(c*f*x+c*e)-a/b))

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Maxima [F]
time = 0.00, size = 0, normalized size = 0.00 \begin {gather*} \text {Failed to integrate} \end {gather*}

Verification of antiderivative is not currently implemented for this CAS.

[In]

integrate((i*x+h)^3/(d*f*x+d*e)/(a+b*log(c*(f*x+e))),x, algorithm="maxima")

[Out]

h^3*log((b*log(f*x + e) + b*log(c) + a)/b)/(b*d*f) - integrate((-3*I*h^2*x + 3*h*x^2 + I*x^3)/((b*d*f*log(c) +
a*d*f)*x + (b*d*log(c) + a*d)*e + (b*d*f*x + b*d*e)*log(f*x + e)), x)

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Fricas [A]
time = 0.35, size = 245, normalized size = 1.38 \begin {gather*} \frac {{\left ({\left (c^{3} f^{3} h^{3} - 3 i \, c^{3} f^{2} h^{2} e - 3 \, c^{3} f h e^{2} + i \, c^{3} e^{3}\right )} e^{\left (\frac {3 \, a}{b}\right )} \log \left (\frac {b \log \left (c f x + c e\right ) + a}{b}\right ) - 3 \, {\left (c f h - i \, c e\right )} e^{\frac {a}{b}} \operatorname {log\_integral}\left ({\left (c^{2} f^{2} x^{2} + 2 \, c^{2} f x e + c^{2} e^{2}\right )} e^{\left (\frac {2 \, a}{b}\right )}\right ) - 3 \, {\left (-i \, c^{2} f^{2} h^{2} - 2 \, c^{2} f h e + i \, c^{2} e^{2}\right )} e^{\left (\frac {2 \, a}{b}\right )} \operatorname {log\_integral}\left ({\left (c f x + c e\right )} e^{\frac {a}{b}}\right ) - i \, \operatorname {log\_integral}\left ({\left (c^{3} f^{3} x^{3} + 3 \, c^{3} f^{2} x^{2} e + 3 \, c^{3} f x e^{2} + c^{3} e^{3}\right )} e^{\left (\frac {3 \, a}{b}\right )}\right )\right )} e^{\left (-\frac {3 \, a}{b}\right )}}{b c^{3} d f^{4}} \end {gather*}

Verification of antiderivative is not currently implemented for this CAS.

[In]

integrate((i*x+h)^3/(d*f*x+d*e)/(a+b*log(c*(f*x+e))),x, algorithm="fricas")

[Out]

((c^3*f^3*h^3 - 3*I*c^3*f^2*h^2*e - 3*c^3*f*h*e^2 + I*c^3*e^3)*e^(3*a/b)*log((b*log(c*f*x + c*e) + a)/b) - 3*(
c*f*h - I*c*e)*e^(a/b)*log_integral((c^2*f^2*x^2 + 2*c^2*f*x*e + c^2*e^2)*e^(2*a/b)) - 3*(-I*c^2*f^2*h^2 - 2*c
^2*f*h*e + I*c^2*e^2)*e^(2*a/b)*log_integral((c*f*x + c*e)*e^(a/b)) - I*log_integral((c^3*f^3*x^3 + 3*c^3*f^2*
x^2*e + 3*c^3*f*x*e^2 + c^3*e^3)*e^(3*a/b)))*e^(-3*a/b)/(b*c^3*d*f^4)

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Sympy [F]
time = 0.00, size = 0, normalized size = 0.00 \begin {gather*} \frac {\int \frac {h^{3}}{a e + a f x + b e \log {\left (c e + c f x \right )} + b f x \log {\left (c e + c f x \right )}}\, dx + \int \frac {i^{3} x^{3}}{a e + a f x + b e \log {\left (c e + c f x \right )} + b f x \log {\left (c e + c f x \right )}}\, dx + \int \frac {3 h i^{2} x^{2}}{a e + a f x + b e \log {\left (c e + c f x \right )} + b f x \log {\left (c e + c f x \right )}}\, dx + \int \frac {3 h^{2} i x}{a e + a f x + b e \log {\left (c e + c f x \right )} + b f x \log {\left (c e + c f x \right )}}\, dx}{d} \end {gather*}

Verification of antiderivative is not currently implemented for this CAS.

[In]

integrate((i*x+h)**3/(d*f*x+d*e)/(a+b*ln(c*(f*x+e))),x)

[Out]

(Integral(h**3/(a*e + a*f*x + b*e*log(c*e + c*f*x) + b*f*x*log(c*e + c*f*x)), x) + Integral(i**3*x**3/(a*e + a
*f*x + b*e*log(c*e + c*f*x) + b*f*x*log(c*e + c*f*x)), x) + Integral(3*h*i**2*x**2/(a*e + a*f*x + b*e*log(c*e
+ c*f*x) + b*f*x*log(c*e + c*f*x)), x) + Integral(3*h**2*i*x/(a*e + a*f*x + b*e*log(c*e + c*f*x) + b*f*x*log(c
*e + c*f*x)), x))/d

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Giac [F]
time = 0.00, size = 0, normalized size = 0.00 \begin {gather*} \text {could not integrate} \end {gather*}

Verification of antiderivative is not currently implemented for this CAS.

[In]

integrate((i*x+h)^3/(d*f*x+d*e)/(a+b*log(c*(f*x+e))),x, algorithm="giac")

[Out]

integrate((h + I*x)^3/((d*f*x + d*e)*(b*log((f*x + e)*c) + a)), x)

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Mupad [F]
time = 0.00, size = -1, normalized size = -0.01 \begin {gather*} \int \frac {{\left (h+i\,x\right )}^3}{\left (d\,e+d\,f\,x\right )\,\left (a+b\,\ln \left (c\,\left (e+f\,x\right )\right )\right )} \,d x \end {gather*}

Verification of antiderivative is not currently implemented for this CAS.

[In]

int((h + i*x)^3/((d*e + d*f*x)*(a + b*log(c*(e + f*x)))),x)

[Out]

int((h + i*x)^3/((d*e + d*f*x)*(a + b*log(c*(e + f*x)))), x)

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