\(\int \frac {(A+B x) (a^2+2 a b x+b^2 x^2)^{5/2}}{x^{13}} \, dx\) [702]

Optimal result

Integrand size = 29, antiderivative size = 306 \[ \int \frac {(A+B x) \left (a^2+2 a b x+b^2 x^2\right )^{5/2}}{x^{13}} \, dx=-\frac {a^5 A \sqrt {a^2+2 a b x+b^2 x^2}}{12 x^{12} (a+b x)}-\frac {a^4 (5 A b+a B) \sqrt {a^2+2 a b x+b^2 x^2}}{11 x^{11} (a+b x)}-\frac {a^3 b (2 A b+a B) \sqrt {a^2+2 a b x+b^2 x^2}}{2 x^{10} (a+b x)}-\frac {10 a^2 b^2 (A b+a B) \sqrt {a^2+2 a b x+b^2 x^2}}{9 x^9 (a+b x)}-\frac {5 a b^3 (A b+2 a B) \sqrt {a^2+2 a b x+b^2 x^2}}{8 x^8 (a+b x)}-\frac {b^4 (A b+5 a B) \sqrt {a^2+2 a b x+b^2 x^2}}{7 x^7 (a+b x)}-\frac {b^5 B \sqrt {a^2+2 a b x+b^2 x^2}}{6 x^6 (a+b x)} \]

[Out]

-1/12*a^5*A*((b*x+a)^2)^(1/2)/x^12/(b*x+a)-1/11*a^4*(5*A*b+B*a)*((b*x+a)^2)^(1/2)/x^11/(b*x+a)-1/2*a^3*b*(2*A*
b+B*a)*((b*x+a)^2)^(1/2)/x^10/(b*x+a)-10/9*a^2*b^2*(A*b+B*a)*((b*x+a)^2)^(1/2)/x^9/(b*x+a)-5/8*a*b^3*(A*b+2*B*
a)*((b*x+a)^2)^(1/2)/x^8/(b*x+a)-1/7*b^4*(A*b+5*B*a)*((b*x+a)^2)^(1/2)/x^7/(b*x+a)-1/6*b^5*B*((b*x+a)^2)^(1/2)
/x^6/(b*x+a)

Rubi [A] (verified)

Time = 0.08 (sec) , antiderivative size = 306, normalized size of antiderivative = 1.00, number of steps used = 3, number of rules used = 2, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.069, Rules used = {784, 77} \[ \int \frac {(A+B x) \left (a^2+2 a b x+b^2 x^2\right )^{5/2}}{x^{13}} \, dx=-\frac {10 a^2 b^2 \sqrt {a^2+2 a b x+b^2 x^2} (a B+A b)}{9 x^9 (a+b x)}-\frac {b^4 \sqrt {a^2+2 a b x+b^2 x^2} (5 a B+A b)}{7 x^7 (a+b x)}-\frac {5 a b^3 \sqrt {a^2+2 a b x+b^2 x^2} (2 a B+A b)}{8 x^8 (a+b x)}-\frac {b^5 B \sqrt {a^2+2 a b x+b^2 x^2}}{6 x^6 (a+b x)}-\frac {a^5 A \sqrt {a^2+2 a b x+b^2 x^2}}{12 x^{12} (a+b x)}-\frac {a^4 \sqrt {a^2+2 a b x+b^2 x^2} (a B+5 A b)}{11 x^{11} (a+b x)}-\frac {a^3 b \sqrt {a^2+2 a b x+b^2 x^2} (a B+2 A b)}{2 x^{10} (a+b x)} \]

[In]

Int[((A + B*x)*(a^2 + 2*a*b*x + b^2*x^2)^(5/2))/x^13,x]

[Out]

-1/12*(a^5*A*Sqrt[a^2 + 2*a*b*x + b^2*x^2])/(x^12*(a + b*x)) - (a^4*(5*A*b + a*B)*Sqrt[a^2 + 2*a*b*x + b^2*x^2
])/(11*x^11*(a + b*x)) - (a^3*b*(2*A*b + a*B)*Sqrt[a^2 + 2*a*b*x + b^2*x^2])/(2*x^10*(a + b*x)) - (10*a^2*b^2*
(A*b + a*B)*Sqrt[a^2 + 2*a*b*x + b^2*x^2])/(9*x^9*(a + b*x)) - (5*a*b^3*(A*b + 2*a*B)*Sqrt[a^2 + 2*a*b*x + b^2
*x^2])/(8*x^8*(a + b*x)) - (b^4*(A*b + 5*a*B)*Sqrt[a^2 + 2*a*b*x + b^2*x^2])/(7*x^7*(a + b*x)) - (b^5*B*Sqrt[a
^2 + 2*a*b*x + b^2*x^2])/(6*x^6*(a + b*x))

Rule 77

Int[((d_.)*(x_))^(n_.)*((a_) + (b_.)*(x_))*((e_) + (f_.)*(x_))^(p_.), x_Symbol] :> Int[ExpandIntegrand[(a + b*
x)*(d*x)^n*(e + f*x)^p, x], x] /; FreeQ[{a, b, d, e, f, n}, x] && IGtQ[p, 0] && (NeQ[n, -1] || EqQ[p, 1]) && N
eQ[b*e + a*f, 0] && ( !IntegerQ[n] || LtQ[9*p + 5*n, 0] || GeQ[n + p + 1, 0] || (GeQ[n + p + 2, 0] && Rational
Q[a, b, d, e, f])) && (NeQ[n + p + 3, 0] || EqQ[p, 1])

Rule 784

Int[((d_.) + (e_.)*(x_))^(m_.)*((f_.) + (g_.)*(x_))*((a_.) + (b_.)*(x_) + (c_.)*(x_)^2)^(p_), x_Symbol] :> Dis
t[(a + b*x + c*x^2)^FracPart[p]/(c^IntPart[p]*(b/2 + c*x)^(2*FracPart[p])), Int[(d + e*x)^m*(f + g*x)*(b/2 + c
*x)^(2*p), x], x] /; FreeQ[{a, b, c, d, e, f, g, m}, x] && EqQ[b^2 - 4*a*c, 0]

Rubi steps \begin{align*} \text {integral}& = \frac {\sqrt {a^2+2 a b x+b^2 x^2} \int \frac {\left (a b+b^2 x\right )^5 (A+B x)}{x^{13}} \, dx}{b^4 \left (a b+b^2 x\right )} \\ & = \frac {\sqrt {a^2+2 a b x+b^2 x^2} \int \left (\frac {a^5 A b^5}{x^{13}}+\frac {a^4 b^5 (5 A b+a B)}{x^{12}}+\frac {5 a^3 b^6 (2 A b+a B)}{x^{11}}+\frac {10 a^2 b^7 (A b+a B)}{x^{10}}+\frac {5 a b^8 (A b+2 a B)}{x^9}+\frac {b^9 (A b+5 a B)}{x^8}+\frac {b^{10} B}{x^7}\right ) \, dx}{b^4 \left (a b+b^2 x\right )} \\ & = -\frac {a^5 A \sqrt {a^2+2 a b x+b^2 x^2}}{12 x^{12} (a+b x)}-\frac {a^4 (5 A b+a B) \sqrt {a^2+2 a b x+b^2 x^2}}{11 x^{11} (a+b x)}-\frac {a^3 b (2 A b+a B) \sqrt {a^2+2 a b x+b^2 x^2}}{2 x^{10} (a+b x)}-\frac {10 a^2 b^2 (A b+a B) \sqrt {a^2+2 a b x+b^2 x^2}}{9 x^9 (a+b x)}-\frac {5 a b^3 (A b+2 a B) \sqrt {a^2+2 a b x+b^2 x^2}}{8 x^8 (a+b x)}-\frac {b^4 (A b+5 a B) \sqrt {a^2+2 a b x+b^2 x^2}}{7 x^7 (a+b x)}-\frac {b^5 B \sqrt {a^2+2 a b x+b^2 x^2}}{6 x^6 (a+b x)} \\ \end{align*}

Mathematica [A] (verified)

Time = 0.94 (sec) , antiderivative size = 123, normalized size of antiderivative = 0.40 \[ \int \frac {(A+B x) \left (a^2+2 a b x+b^2 x^2\right )^{5/2}}{x^{13}} \, dx=\frac {\sqrt {(a+b x)^2} \left (\frac {(-6 A b+12 a B) \left (-\frac {a^5}{11 x^{11}}-\frac {a^4 b}{2 x^{10}}-\frac {10 a^3 b^2}{9 x^9}-\frac {5 a^2 b^3}{4 x^8}-\frac {5 a b^4}{7 x^7}-\frac {b^5}{6 x^6}\right )}{12 a}-\frac {A (a+b x)^6}{12 a x^{12}}\right )}{a+b x} \]

[In]

Integrate[((A + B*x)*(a^2 + 2*a*b*x + b^2*x^2)^(5/2))/x^13,x]

[Out]

(Sqrt[(a + b*x)^2]*(((-6*A*b + 12*a*B)*(-1/11*a^5/x^11 - (a^4*b)/(2*x^10) - (10*a^3*b^2)/(9*x^9) - (5*a^2*b^3)
/(4*x^8) - (5*a*b^4)/(7*x^7) - b^5/(6*x^6)))/(12*a) - (A*(a + b*x)^6)/(12*a*x^12)))/(a + b*x)

Maple [A] (verified)

Time = 2.17 (sec) , antiderivative size = 136, normalized size of antiderivative = 0.44

method	result	size
risch	\(\frac {\sqrt {\left (b x +a \right )^{2}}\, \left (-\frac {B \,b^{5} x^{6}}{6}+\left (-\frac {1}{7} A \,b^{5}-\frac {5}{7} B a \,b^{4}\right ) x^{5}+\left (-\frac {5}{8} A a \,b^{4}-\frac {5}{4} B \,a^{2} b^{3}\right ) x^{4}+\left (-\frac {10}{9} A \,a^{2} b^{3}-\frac {10}{9} B \,a^{3} b^{2}\right ) x^{3}+\left (-A \,a^{3} b^{2}-\frac {1}{2} B \,a^{4} b \right ) x^{2}+\left (-\frac {5}{11} A \,a^{4} b -\frac {1}{11} a^{5} B \right ) x -\frac {A \,a^{5}}{12}\right )}{\left (b x +a \right ) x^{12}}\)	\(136\)
gosper	\(-\frac {\left (924 B \,b^{5} x^{6}+792 A \,b^{5} x^{5}+3960 B a \,b^{4} x^{5}+3465 A a \,b^{4} x^{4}+6930 B \,a^{2} b^{3} x^{4}+6160 A \,a^{2} b^{3} x^{3}+6160 B \,a^{3} b^{2} x^{3}+5544 A \,a^{3} b^{2} x^{2}+2772 B \,a^{4} b \,x^{2}+2520 A \,a^{4} b x +504 a^{5} B x +462 A \,a^{5}\right ) \left (\left (b x +a \right )^{2}\right )^{\frac {5}{2}}}{5544 x^{12} \left (b x +a \right )^{5}}\)	\(140\)
default	\(-\frac {\left (924 B \,b^{5} x^{6}+792 A \,b^{5} x^{5}+3960 B a \,b^{4} x^{5}+3465 A a \,b^{4} x^{4}+6930 B \,a^{2} b^{3} x^{4}+6160 A \,a^{2} b^{3} x^{3}+6160 B \,a^{3} b^{2} x^{3}+5544 A \,a^{3} b^{2} x^{2}+2772 B \,a^{4} b \,x^{2}+2520 A \,a^{4} b x +504 a^{5} B x +462 A \,a^{5}\right ) \left (\left (b x +a \right )^{2}\right )^{\frac {5}{2}}}{5544 x^{12} \left (b x +a \right )^{5}}\)	\(140\)

[In]

int((B*x+A)*(b^2*x^2+2*a*b*x+a^2)^(5/2)/x^13,x,method=_RETURNVERBOSE)

[Out]

((b*x+a)^2)^(1/2)/(b*x+a)*(-1/6*B*b^5*x^6+(-1/7*A*b^5-5/7*B*a*b^4)*x^5+(-5/8*A*a*b^4-5/4*B*a^2*b^3)*x^4+(-10/9
*A*a^2*b^3-10/9*B*a^3*b^2)*x^3+(-A*a^3*b^2-1/2*B*a^4*b)*x^2+(-5/11*A*a^4*b-1/11*a^5*B)*x-1/12*A*a^5)/x^12

Fricas [A] (verification not implemented)

none

Time = 0.37 (sec) , antiderivative size = 119, normalized size of antiderivative = 0.39 \[ \int \frac {(A+B x) \left (a^2+2 a b x+b^2 x^2\right )^{5/2}}{x^{13}} \, dx=-\frac {924 \, B b^{5} x^{6} + 462 \, A a^{5} + 792 \, {\left (5 \, B a b^{4} + A b^{5}\right )} x^{5} + 3465 \, {\left (2 \, B a^{2} b^{3} + A a b^{4}\right )} x^{4} + 6160 \, {\left (B a^{3} b^{2} + A a^{2} b^{3}\right )} x^{3} + 2772 \, {\left (B a^{4} b + 2 \, A a^{3} b^{2}\right )} x^{2} + 504 \, {\left (B a^{5} + 5 \, A a^{4} b\right )} x}{5544 \, x^{12}} \]

[In]

integrate((B*x+A)*(b^2*x^2+2*a*b*x+a^2)^(5/2)/x^13,x, algorithm="fricas")

[Out]

-1/5544*(924*B*b^5*x^6 + 462*A*a^5 + 792*(5*B*a*b^4 + A*b^5)*x^5 + 3465*(2*B*a^2*b^3 + A*a*b^4)*x^4 + 6160*(B*
a^3*b^2 + A*a^2*b^3)*x^3 + 2772*(B*a^4*b + 2*A*a^3*b^2)*x^2 + 504*(B*a^5 + 5*A*a^4*b)*x)/x^12

Sympy [F]

\[ \int \frac {(A+B x) \left (a^2+2 a b x+b^2 x^2\right )^{5/2}}{x^{13}} \, dx=\int \frac {\left (A + B x\right ) \left (\left (a + b x\right )^{2}\right )^{\frac {5}{2}}}{x^{13}}\, dx \]

[In]

integrate((B*x+A)*(b**2*x**2+2*a*b*x+a**2)**(5/2)/x**13,x)

[Out]

Integral((A + B*x)*((a + b*x)**2)**(5/2)/x**13, x)

Maxima [B] (verification not implemented)

Leaf count of result is larger than twice the leaf count of optimal. 735 vs. \(2 (215) = 430\).

Time = 0.21 (sec) , antiderivative size = 735, normalized size of antiderivative = 2.40 \[ \int \frac {(A+B x) \left (a^2+2 a b x+b^2 x^2\right )^{5/2}}{x^{13}} \, dx=-\frac {{\left (b^{2} x^{2} + 2 \, a b x + a^{2}\right )}^{\frac {5}{2}} B b^{11}}{6 \, a^{11}} + \frac {{\left (b^{2} x^{2} + 2 \, a b x + a^{2}\right )}^{\frac {5}{2}} A b^{12}}{6 \, a^{12}} - \frac {{\left (b^{2} x^{2} + 2 \, a b x + a^{2}\right )}^{\frac {5}{2}} B b^{10}}{6 \, a^{10} x} + \frac {{\left (b^{2} x^{2} + 2 \, a b x + a^{2}\right )}^{\frac {5}{2}} A b^{11}}{6 \, a^{11} x} + \frac {{\left (b^{2} x^{2} + 2 \, a b x + a^{2}\right )}^{\frac {7}{2}} B b^{9}}{6 \, a^{11} x^{2}} - \frac {{\left (b^{2} x^{2} + 2 \, a b x + a^{2}\right )}^{\frac {7}{2}} A b^{10}}{6 \, a^{12} x^{2}} - \frac {{\left (b^{2} x^{2} + 2 \, a b x + a^{2}\right )}^{\frac {7}{2}} B b^{8}}{6 \, a^{10} x^{3}} + \frac {{\left (b^{2} x^{2} + 2 \, a b x + a^{2}\right )}^{\frac {7}{2}} A b^{9}}{6 \, a^{11} x^{3}} + \frac {{\left (b^{2} x^{2} + 2 \, a b x + a^{2}\right )}^{\frac {7}{2}} B b^{7}}{6 \, a^{9} x^{4}} - \frac {{\left (b^{2} x^{2} + 2 \, a b x + a^{2}\right )}^{\frac {7}{2}} A b^{8}}{6 \, a^{10} x^{4}} - \frac {{\left (b^{2} x^{2} + 2 \, a b x + a^{2}\right )}^{\frac {7}{2}} B b^{6}}{6 \, a^{8} x^{5}} + \frac {{\left (b^{2} x^{2} + 2 \, a b x + a^{2}\right )}^{\frac {7}{2}} A b^{7}}{6 \, a^{9} x^{5}} + \frac {{\left (b^{2} x^{2} + 2 \, a b x + a^{2}\right )}^{\frac {7}{2}} B b^{5}}{6 \, a^{7} x^{6}} - \frac {{\left (b^{2} x^{2} + 2 \, a b x + a^{2}\right )}^{\frac {7}{2}} A b^{6}}{6 \, a^{8} x^{6}} - \frac {461 \, {\left (b^{2} x^{2} + 2 \, a b x + a^{2}\right )}^{\frac {7}{2}} B b^{4}}{2772 \, a^{6} x^{7}} + \frac {923 \, {\left (b^{2} x^{2} + 2 \, a b x + a^{2}\right )}^{\frac {7}{2}} A b^{5}}{5544 \, a^{7} x^{7}} + \frac {65 \, {\left (b^{2} x^{2} + 2 \, a b x + a^{2}\right )}^{\frac {7}{2}} B b^{3}}{396 \, a^{5} x^{8}} - \frac {131 \, {\left (b^{2} x^{2} + 2 \, a b x + a^{2}\right )}^{\frac {7}{2}} A b^{4}}{792 \, a^{6} x^{8}} - \frac {31 \, {\left (b^{2} x^{2} + 2 \, a b x + a^{2}\right )}^{\frac {7}{2}} B b^{2}}{198 \, a^{4} x^{9}} + \frac {16 \, {\left (b^{2} x^{2} + 2 \, a b x + a^{2}\right )}^{\frac {7}{2}} A b^{3}}{99 \, a^{5} x^{9}} + \frac {3 \, {\left (b^{2} x^{2} + 2 \, a b x + a^{2}\right )}^{\frac {7}{2}} B b}{22 \, a^{3} x^{10}} - \frac {5 \, {\left (b^{2} x^{2} + 2 \, a b x + a^{2}\right )}^{\frac {7}{2}} A b^{2}}{33 \, a^{4} x^{10}} - \frac {{\left (b^{2} x^{2} + 2 \, a b x + a^{2}\right )}^{\frac {7}{2}} B}{11 \, a^{2} x^{11}} + \frac {17 \, {\left (b^{2} x^{2} + 2 \, a b x + a^{2}\right )}^{\frac {7}{2}} A b}{132 \, a^{3} x^{11}} - \frac {{\left (b^{2} x^{2} + 2 \, a b x + a^{2}\right )}^{\frac {7}{2}} A}{12 \, a^{2} x^{12}} \]

[In]

integrate((B*x+A)*(b^2*x^2+2*a*b*x+a^2)^(5/2)/x^13,x, algorithm="maxima")

[Out]

-1/6*(b^2*x^2 + 2*a*b*x + a^2)^(5/2)*B*b^11/a^11 + 1/6*(b^2*x^2 + 2*a*b*x + a^2)^(5/2)*A*b^12/a^12 - 1/6*(b^2*
x^2 + 2*a*b*x + a^2)^(5/2)*B*b^10/(a^10*x) + 1/6*(b^2*x^2 + 2*a*b*x + a^2)^(5/2)*A*b^11/(a^11*x) + 1/6*(b^2*x^
2 + 2*a*b*x + a^2)^(7/2)*B*b^9/(a^11*x^2) - 1/6*(b^2*x^2 + 2*a*b*x + a^2)^(7/2)*A*b^10/(a^12*x^2) - 1/6*(b^2*x
^2 + 2*a*b*x + a^2)^(7/2)*B*b^8/(a^10*x^3) + 1/6*(b^2*x^2 + 2*a*b*x + a^2)^(7/2)*A*b^9/(a^11*x^3) + 1/6*(b^2*x
^2 + 2*a*b*x + a^2)^(7/2)*B*b^7/(a^9*x^4) - 1/6*(b^2*x^2 + 2*a*b*x + a^2)^(7/2)*A*b^8/(a^10*x^4) - 1/6*(b^2*x^
2 + 2*a*b*x + a^2)^(7/2)*B*b^6/(a^8*x^5) + 1/6*(b^2*x^2 + 2*a*b*x + a^2)^(7/2)*A*b^7/(a^9*x^5) + 1/6*(b^2*x^2
+ 2*a*b*x + a^2)^(7/2)*B*b^5/(a^7*x^6) - 1/6*(b^2*x^2 + 2*a*b*x + a^2)^(7/2)*A*b^6/(a^8*x^6) - 461/2772*(b^2*x
^2 + 2*a*b*x + a^2)^(7/2)*B*b^4/(a^6*x^7) + 923/5544*(b^2*x^2 + 2*a*b*x + a^2)^(7/2)*A*b^5/(a^7*x^7) + 65/396*
(b^2*x^2 + 2*a*b*x + a^2)^(7/2)*B*b^3/(a^5*x^8) - 131/792*(b^2*x^2 + 2*a*b*x + a^2)^(7/2)*A*b^4/(a^6*x^8) - 31
/198*(b^2*x^2 + 2*a*b*x + a^2)^(7/2)*B*b^2/(a^4*x^9) + 16/99*(b^2*x^2 + 2*a*b*x + a^2)^(7/2)*A*b^3/(a^5*x^9) +
3/22*(b^2*x^2 + 2*a*b*x + a^2)^(7/2)*B*b/(a^3*x^10) - 5/33*(b^2*x^2 + 2*a*b*x + a^2)^(7/2)*A*b^2/(a^4*x^10) -
1/11*(b^2*x^2 + 2*a*b*x + a^2)^(7/2)*B/(a^2*x^11) + 17/132*(b^2*x^2 + 2*a*b*x + a^2)^(7/2)*A*b/(a^3*x^11) - 1
/12*(b^2*x^2 + 2*a*b*x + a^2)^(7/2)*A/(a^2*x^12)

Giac [A] (verification not implemented)

none

Time = 0.27 (sec) , antiderivative size = 221, normalized size of antiderivative = 0.72 \[ \int \frac {(A+B x) \left (a^2+2 a b x+b^2 x^2\right )^{5/2}}{x^{13}} \, dx=\frac {{\left (2 \, B a b^{11} - A b^{12}\right )} \mathrm {sgn}\left (b x + a\right )}{5544 \, a^{7}} - \frac {924 \, B b^{5} x^{6} \mathrm {sgn}\left (b x + a\right ) + 3960 \, B a b^{4} x^{5} \mathrm {sgn}\left (b x + a\right ) + 792 \, A b^{5} x^{5} \mathrm {sgn}\left (b x + a\right ) + 6930 \, B a^{2} b^{3} x^{4} \mathrm {sgn}\left (b x + a\right ) + 3465 \, A a b^{4} x^{4} \mathrm {sgn}\left (b x + a\right ) + 6160 \, B a^{3} b^{2} x^{3} \mathrm {sgn}\left (b x + a\right ) + 6160 \, A a^{2} b^{3} x^{3} \mathrm {sgn}\left (b x + a\right ) + 2772 \, B a^{4} b x^{2} \mathrm {sgn}\left (b x + a\right ) + 5544 \, A a^{3} b^{2} x^{2} \mathrm {sgn}\left (b x + a\right ) + 504 \, B a^{5} x \mathrm {sgn}\left (b x + a\right ) + 2520 \, A a^{4} b x \mathrm {sgn}\left (b x + a\right ) + 462 \, A a^{5} \mathrm {sgn}\left (b x + a\right )}{5544 \, x^{12}} \]

[In]

integrate((B*x+A)*(b^2*x^2+2*a*b*x+a^2)^(5/2)/x^13,x, algorithm="giac")

[Out]

1/5544*(2*B*a*b^11 - A*b^12)*sgn(b*x + a)/a^7 - 1/5544*(924*B*b^5*x^6*sgn(b*x + a) + 3960*B*a*b^4*x^5*sgn(b*x
+ a) + 792*A*b^5*x^5*sgn(b*x + a) + 6930*B*a^2*b^3*x^4*sgn(b*x + a) + 3465*A*a*b^4*x^4*sgn(b*x + a) + 6160*B*a
^3*b^2*x^3*sgn(b*x + a) + 6160*A*a^2*b^3*x^3*sgn(b*x + a) + 2772*B*a^4*b*x^2*sgn(b*x + a) + 5544*A*a^3*b^2*x^2
*sgn(b*x + a) + 504*B*a^5*x*sgn(b*x + a) + 2520*A*a^4*b*x*sgn(b*x + a) + 462*A*a^5*sgn(b*x + a))/x^12

Mupad [B] (verification not implemented)

Time = 10.05 (sec) , antiderivative size = 284, normalized size of antiderivative = 0.93 \[ \int \frac {(A+B x) \left (a^2+2 a b x+b^2 x^2\right )^{5/2}}{x^{13}} \, dx=-\frac {\left (\frac {B\,a^5}{11}+\frac {5\,A\,b\,a^4}{11}\right )\,\sqrt {a^2+2\,a\,b\,x+b^2\,x^2}}{x^{11}\,\left (a+b\,x\right )}-\frac {\left (\frac {A\,b^5}{7}+\frac {5\,B\,a\,b^4}{7}\right )\,\sqrt {a^2+2\,a\,b\,x+b^2\,x^2}}{x^7\,\left (a+b\,x\right )}-\frac {A\,a^5\,\sqrt {a^2+2\,a\,b\,x+b^2\,x^2}}{12\,x^{12}\,\left (a+b\,x\right )}-\frac {B\,b^5\,\sqrt {a^2+2\,a\,b\,x+b^2\,x^2}}{6\,x^6\,\left (a+b\,x\right )}-\frac {5\,a\,b^3\,\left (A\,b+2\,B\,a\right )\,\sqrt {a^2+2\,a\,b\,x+b^2\,x^2}}{8\,x^8\,\left (a+b\,x\right )}-\frac {a^3\,b\,\left (2\,A\,b+B\,a\right )\,\sqrt {a^2+2\,a\,b\,x+b^2\,x^2}}{2\,x^{10}\,\left (a+b\,x\right )}-\frac {10\,a^2\,b^2\,\left (A\,b+B\,a\right )\,\sqrt {a^2+2\,a\,b\,x+b^2\,x^2}}{9\,x^9\,\left (a+b\,x\right )} \]

[In]

int(((A + B*x)*(a^2 + b^2*x^2 + 2*a*b*x)^(5/2))/x^13,x)

[Out]

- (((B*a^5)/11 + (5*A*a^4*b)/11)*(a^2 + b^2*x^2 + 2*a*b*x)^(1/2))/(x^11*(a + b*x)) - (((A*b^5)/7 + (5*B*a*b^4)
/7)*(a^2 + b^2*x^2 + 2*a*b*x)^(1/2))/(x^7*(a + b*x)) - (A*a^5*(a^2 + b^2*x^2 + 2*a*b*x)^(1/2))/(12*x^12*(a + b
*x)) - (B*b^5*(a^2 + b^2*x^2 + 2*a*b*x)^(1/2))/(6*x^6*(a + b*x)) - (5*a*b^3*(A*b + 2*B*a)*(a^2 + b^2*x^2 + 2*a
*b*x)^(1/2))/(8*x^8*(a + b*x)) - (a^3*b*(2*A*b + B*a)*(a^2 + b^2*x^2 + 2*a*b*x)^(1/2))/(2*x^10*(a + b*x)) - (1
0*a^2*b^2*(A*b + B*a)*(a^2 + b^2*x^2 + 2*a*b*x)^(1/2))/(9*x^9*(a + b*x))