Integrand size = 29, antiderivative size = 210 \[ \int \frac {x^2 \left (d+e x^n\right )^q}{a+b x^n+c x^{2 n}} \, dx=-\frac {2 c x^3 \left (d+e x^n\right )^q \left (1+\frac {e x^n}{d}\right )^{-q} \operatorname {AppellF1}\left (\frac {3}{n},-q,1,\frac {3+n}{n},-\frac {e x^n}{d},-\frac {2 c x^n}{b-\sqrt {b^2-4 a c}}\right )}{3 \left (b^2-4 a c-b \sqrt {b^2-4 a c}\right )}-\frac {2 c x^3 \left (d+e x^n\right )^q \left (1+\frac {e x^n}{d}\right )^{-q} \operatorname {AppellF1}\left (\frac {3}{n},-q,1,\frac {3+n}{n},-\frac {e x^n}{d},-\frac {2 c x^n}{b+\sqrt {b^2-4 a c}}\right )}{3 \left (b^2-4 a c+b \sqrt {b^2-4 a c}\right )} \] Output:
-2/3*c*x^3*(d+e*x^n)^q*AppellF1(3/n,1,-q,(3+n)/n,-2*c*x^n/(b-(-4*a*c+b^2)^ (1/2)),-e*x^n/d)/(b^2-4*a*c-b*(-4*a*c+b^2)^(1/2))/((1+e*x^n/d)^q)-2/3*c*x^ 3*(d+e*x^n)^q*AppellF1(3/n,1,-q,(3+n)/n,-2*c*x^n/(b+(-4*a*c+b^2)^(1/2)),-e *x^n/d)/(b*(-4*a*c+b^2)^(1/2)-4*a*c+b^2)/((1+e*x^n/d)^q)
\[ \int \frac {x^2 \left (d+e x^n\right )^q}{a+b x^n+c x^{2 n}} \, dx=\int \frac {x^2 \left (d+e x^n\right )^q}{a+b x^n+c x^{2 n}} \, dx \] Input:
Integrate[(x^2*(d + e*x^n)^q)/(a + b*x^n + c*x^(2*n)),x]
Output:
Integrate[(x^2*(d + e*x^n)^q)/(a + b*x^n + c*x^(2*n)), x]
Time = 0.46 (sec) , antiderivative size = 219, normalized size of antiderivative = 1.04, number of steps used = 3, number of rules used = 3, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.103, Rules used = {1880, 1013, 1012}
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.
\(\displaystyle \int \frac {x^2 \left (d+e x^n\right )^q}{a+b x^n+c x^{2 n}} \, dx\) |
\(\Big \downarrow \) 1880 |
\(\displaystyle \frac {2 c \int \frac {x^2 \left (e x^n+d\right )^q}{2 c x^n+b-\sqrt {b^2-4 a c}}dx}{\sqrt {b^2-4 a c}}-\frac {2 c \int \frac {x^2 \left (e x^n+d\right )^q}{2 c x^n+b+\sqrt {b^2-4 a c}}dx}{\sqrt {b^2-4 a c}}\) |
\(\Big \downarrow \) 1013 |
\(\displaystyle \frac {2 c \left (d+e x^n\right )^q \left (\frac {e x^n}{d}+1\right )^{-q} \int \frac {x^2 \left (\frac {e x^n}{d}+1\right )^q}{2 c x^n+b-\sqrt {b^2-4 a c}}dx}{\sqrt {b^2-4 a c}}-\frac {2 c \left (d+e x^n\right )^q \left (\frac {e x^n}{d}+1\right )^{-q} \int \frac {x^2 \left (\frac {e x^n}{d}+1\right )^q}{2 c x^n+b+\sqrt {b^2-4 a c}}dx}{\sqrt {b^2-4 a c}}\) |
\(\Big \downarrow \) 1012 |
\(\displaystyle \frac {2 c x^3 \left (d+e x^n\right )^q \left (\frac {e x^n}{d}+1\right )^{-q} \operatorname {AppellF1}\left (\frac {3}{n},1,-q,\frac {n+3}{n},-\frac {2 c x^n}{b-\sqrt {b^2-4 a c}},-\frac {e x^n}{d}\right )}{3 \sqrt {b^2-4 a c} \left (b-\sqrt {b^2-4 a c}\right )}-\frac {2 c x^3 \left (d+e x^n\right )^q \left (\frac {e x^n}{d}+1\right )^{-q} \operatorname {AppellF1}\left (\frac {3}{n},1,-q,\frac {n+3}{n},-\frac {2 c x^n}{b+\sqrt {b^2-4 a c}},-\frac {e x^n}{d}\right )}{3 \sqrt {b^2-4 a c} \left (\sqrt {b^2-4 a c}+b\right )}\) |
Input:
Int[(x^2*(d + e*x^n)^q)/(a + b*x^n + c*x^(2*n)),x]
Output:
(2*c*x^3*(d + e*x^n)^q*AppellF1[3/n, 1, -q, (3 + n)/n, (-2*c*x^n)/(b - Sqr t[b^2 - 4*a*c]), -((e*x^n)/d)])/(3*Sqrt[b^2 - 4*a*c]*(b - Sqrt[b^2 - 4*a*c ])*(1 + (e*x^n)/d)^q) - (2*c*x^3*(d + e*x^n)^q*AppellF1[3/n, 1, -q, (3 + n )/n, (-2*c*x^n)/(b + Sqrt[b^2 - 4*a*c]), -((e*x^n)/d)])/(3*Sqrt[b^2 - 4*a* c]*(b + Sqrt[b^2 - 4*a*c])*(1 + (e*x^n)/d)^q)
Int[((e_.)*(x_))^(m_.)*((a_) + (b_.)*(x_)^(n_))^(p_)*((c_) + (d_.)*(x_)^(n_ ))^(q_), x_Symbol] :> Simp[a^p*c^q*((e*x)^(m + 1)/(e*(m + 1)))*AppellF1[(m + 1)/n, -p, -q, 1 + (m + 1)/n, (-b)*(x^n/a), (-d)*(x^n/c)], x] /; FreeQ[{a, b, c, d, e, m, n, p, q}, x] && NeQ[b*c - a*d, 0] && NeQ[m, -1] && NeQ[m, n - 1] && (IntegerQ[p] || GtQ[a, 0]) && (IntegerQ[q] || GtQ[c, 0])
Int[((e_.)*(x_))^(m_.)*((a_) + (b_.)*(x_)^(n_))^(p_)*((c_) + (d_.)*(x_)^(n_ ))^(q_), x_Symbol] :> Simp[a^IntPart[p]*((a + b*x^n)^FracPart[p]/(1 + b*(x^ n/a))^FracPart[p]) Int[(e*x)^m*(1 + b*(x^n/a))^p*(c + d*x^n)^q, x], x] /; FreeQ[{a, b, c, d, e, m, n, p, q}, x] && NeQ[b*c - a*d, 0] && NeQ[m, -1] & & NeQ[m, n - 1] && !(IntegerQ[p] || GtQ[a, 0])
Int[(((f_.)*(x_))^(m_.)*((d_) + (e_.)*(x_)^(n_))^(q_))/((a_) + (c_.)*(x_)^( n2_.) + (b_.)*(x_)^(n_)), x_Symbol] :> With[{r = Rt[b^2 - 4*a*c, 2]}, Simp[ 2*(c/r) Int[(f*x)^m*((d + e*x^n)^q/(b - r + 2*c*x^n)), x], x] - Simp[2*(c /r) Int[(f*x)^m*((d + e*x^n)^q/(b + r + 2*c*x^n)), x], x]] /; FreeQ[{a, b , c, d, e, f, m, n, q}, x] && EqQ[n2, 2*n] && NeQ[b^2 - 4*a*c, 0] && !Rati onalQ[n]
\[\int \frac {x^{2} \left (d +e \,x^{n}\right )^{q}}{a +b \,x^{n}+c \,x^{2 n}}d x\]
Input:
int(x^2*(d+e*x^n)^q/(a+b*x^n+c*x^(2*n)),x)
Output:
int(x^2*(d+e*x^n)^q/(a+b*x^n+c*x^(2*n)),x)
\[ \int \frac {x^2 \left (d+e x^n\right )^q}{a+b x^n+c x^{2 n}} \, dx=\int { \frac {{\left (e x^{n} + d\right )}^{q} x^{2}}{c x^{2 \, n} + b x^{n} + a} \,d x } \] Input:
integrate(x^2*(d+e*x^n)^q/(a+b*x^n+c*x^(2*n)),x, algorithm="fricas")
Output:
integral((e*x^n + d)^q*x^2/(c*x^(2*n) + b*x^n + a), x)
Exception generated. \[ \int \frac {x^2 \left (d+e x^n\right )^q}{a+b x^n+c x^{2 n}} \, dx=\text {Exception raised: HeuristicGCDFailed} \] Input:
integrate(x**2*(d+e*x**n)**q/(a+b*x**n+c*x**(2*n)),x)
Output:
Exception raised: HeuristicGCDFailed >> no luck
\[ \int \frac {x^2 \left (d+e x^n\right )^q}{a+b x^n+c x^{2 n}} \, dx=\int { \frac {{\left (e x^{n} + d\right )}^{q} x^{2}}{c x^{2 \, n} + b x^{n} + a} \,d x } \] Input:
integrate(x^2*(d+e*x^n)^q/(a+b*x^n+c*x^(2*n)),x, algorithm="maxima")
Output:
integrate((e*x^n + d)^q*x^2/(c*x^(2*n) + b*x^n + a), x)
\[ \int \frac {x^2 \left (d+e x^n\right )^q}{a+b x^n+c x^{2 n}} \, dx=\int { \frac {{\left (e x^{n} + d\right )}^{q} x^{2}}{c x^{2 \, n} + b x^{n} + a} \,d x } \] Input:
integrate(x^2*(d+e*x^n)^q/(a+b*x^n+c*x^(2*n)),x, algorithm="giac")
Output:
integrate((e*x^n + d)^q*x^2/(c*x^(2*n) + b*x^n + a), x)
Timed out. \[ \int \frac {x^2 \left (d+e x^n\right )^q}{a+b x^n+c x^{2 n}} \, dx=\int \frac {x^2\,{\left (d+e\,x^n\right )}^q}{a+b\,x^n+c\,x^{2\,n}} \,d x \] Input:
int((x^2*(d + e*x^n)^q)/(a + b*x^n + c*x^(2*n)),x)
Output:
int((x^2*(d + e*x^n)^q)/(a + b*x^n + c*x^(2*n)), x)
\[ \int \frac {x^2 \left (d+e x^n\right )^q}{a+b x^n+c x^{2 n}} \, dx=\int \frac {\left (x^{n} e +d \right )^{q} x^{2}}{x^{2 n} c +x^{n} b +a}d x \] Input:
int(x^2*(d+e*x^n)^q/(a+b*x^n+c*x^(2*n)),x)
Output:
int(((x**n*e + d)**q*x**2)/(x**(2*n)*c + x**n*b + a),x)