3.1293 \(\int \frac{(A+B x) \left (a+c x^2\right )}{(d+e x)^4} \, dx\)

Optimal. Leaf size=101 \[ -\frac{a B e^2-2 A c d e+3 B c d^2}{2 e^4 (d+e x)^2}+\frac{\left (a e^2+c d^2\right ) (B d-A e)}{3 e^4 (d+e x)^3}+\frac{c (3 B d-A e)}{e^4 (d+e x)}+\frac{B c \log (d+e x)}{e^4} \]

[Out]

((B*d - A*e)*(c*d^2 + a*e^2))/(3*e^4*(d + e*x)^3) - (3*B*c*d^2 - 2*A*c*d*e + a*B
*e^2)/(2*e^4*(d + e*x)^2) + (c*(3*B*d - A*e))/(e^4*(d + e*x)) + (B*c*Log[d + e*x
])/e^4

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Rubi [A]  time = 0.165849, antiderivative size = 101, normalized size of antiderivative = 1., number of steps used = 2, number of rules used = 1, integrand size = 20, \(\frac{\text{number of rules}}{\text{integrand size}}\) = 0.05 \[ -\frac{a B e^2-2 A c d e+3 B c d^2}{2 e^4 (d+e x)^2}+\frac{\left (a e^2+c d^2\right ) (B d-A e)}{3 e^4 (d+e x)^3}+\frac{c (3 B d-A e)}{e^4 (d+e x)}+\frac{B c \log (d+e x)}{e^4} \]

Antiderivative was successfully verified.

[In]  Int[((A + B*x)*(a + c*x^2))/(d + e*x)^4,x]

[Out]

((B*d - A*e)*(c*d^2 + a*e^2))/(3*e^4*(d + e*x)^3) - (3*B*c*d^2 - 2*A*c*d*e + a*B
*e^2)/(2*e^4*(d + e*x)^2) + (c*(3*B*d - A*e))/(e^4*(d + e*x)) + (B*c*Log[d + e*x
])/e^4

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Rubi in Sympy [A]  time = 28.0019, size = 95, normalized size = 0.94 \[ \frac{B c \log{\left (d + e x \right )}}{e^{4}} - \frac{c \left (A e - 3 B d\right )}{e^{4} \left (d + e x\right )} - \frac{- 2 A c d e + B a e^{2} + 3 B c d^{2}}{2 e^{4} \left (d + e x\right )^{2}} - \frac{\left (A e - B d\right ) \left (a e^{2} + c d^{2}\right )}{3 e^{4} \left (d + e x\right )^{3}} \]

Verification of antiderivative is not currently implemented for this CAS.

[In]  rubi_integrate((B*x+A)*(c*x**2+a)/(e*x+d)**4,x)

[Out]

B*c*log(d + e*x)/e**4 - c*(A*e - 3*B*d)/(e**4*(d + e*x)) - (-2*A*c*d*e + B*a*e**
2 + 3*B*c*d**2)/(2*e**4*(d + e*x)**2) - (A*e - B*d)*(a*e**2 + c*d**2)/(3*e**4*(d
+ e*x)**3)

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Mathematica [A]  time = 0.0859215, size = 98, normalized size = 0.97 \[ \frac{-2 A e \left (a e^2+c \left (d^2+3 d e x+3 e^2 x^2\right )\right )+B \left (c d \left (11 d^2+27 d e x+18 e^2 x^2\right )-a e^2 (d+3 e x)\right )+6 B c (d+e x)^3 \log (d+e x)}{6 e^4 (d+e x)^3} \]

Antiderivative was successfully verified.

[In]  Integrate[((A + B*x)*(a + c*x^2))/(d + e*x)^4,x]

[Out]

(-2*A*e*(a*e^2 + c*(d^2 + 3*d*e*x + 3*e^2*x^2)) + B*(-(a*e^2*(d + 3*e*x)) + c*d*
(11*d^2 + 27*d*e*x + 18*e^2*x^2)) + 6*B*c*(d + e*x)^3*Log[d + e*x])/(6*e^4*(d +
e*x)^3)

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Maple [A]  time = 0.01, size = 151, normalized size = 1.5 \[ -{\frac{aA}{3\,e \left ( ex+d \right ) ^{3}}}-{\frac{Ac{d}^{2}}{3\,{e}^{3} \left ( ex+d \right ) ^{3}}}+{\frac{Bda}{3\,{e}^{2} \left ( ex+d \right ) ^{3}}}+{\frac{Bc{d}^{3}}{3\,{e}^{4} \left ( ex+d \right ) ^{3}}}+{\frac{Acd}{{e}^{3} \left ( ex+d \right ) ^{2}}}-{\frac{Ba}{2\,{e}^{2} \left ( ex+d \right ) ^{2}}}-{\frac{3\,Bc{d}^{2}}{2\,{e}^{4} \left ( ex+d \right ) ^{2}}}+{\frac{Bc\ln \left ( ex+d \right ) }{{e}^{4}}}-{\frac{Ac}{{e}^{3} \left ( ex+d \right ) }}+3\,{\frac{Bcd}{{e}^{4} \left ( ex+d \right ) }} \]

Verification of antiderivative is not currently implemented for this CAS.

[In]  int((B*x+A)*(c*x^2+a)/(e*x+d)^4,x)

[Out]

-1/3/e/(e*x+d)^3*a*A-1/3*d^2/e^3/(e*x+d)^3*A*c+1/3/e^2/(e*x+d)^3*a*B*d+1/3*d^3/e
^4/(e*x+d)^3*B*c+1/e^3/(e*x+d)^2*A*c*d-1/2/e^2/(e*x+d)^2*a*B-3/2/e^4/(e*x+d)^2*B
*c*d^2+B*c*ln(e*x+d)/e^4-1/e^3/(e*x+d)*A*c+3/e^4/(e*x+d)*B*c*d

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Maxima [A]  time = 0.702314, size = 174, normalized size = 1.72 \[ \frac{11 \, B c d^{3} - 2 \, A c d^{2} e - B a d e^{2} - 2 \, A a e^{3} + 6 \,{\left (3 \, B c d e^{2} - A c e^{3}\right )} x^{2} + 3 \,{\left (9 \, B c d^{2} e - 2 \, A c d e^{2} - B a e^{3}\right )} x}{6 \,{\left (e^{7} x^{3} + 3 \, d e^{6} x^{2} + 3 \, d^{2} e^{5} x + d^{3} e^{4}\right )}} + \frac{B c \log \left (e x + d\right )}{e^{4}} \]

Verification of antiderivative is not currently implemented for this CAS.

[In]  integrate((c*x^2 + a)*(B*x + A)/(e*x + d)^4,x, algorithm="maxima")

[Out]

1/6*(11*B*c*d^3 - 2*A*c*d^2*e - B*a*d*e^2 - 2*A*a*e^3 + 6*(3*B*c*d*e^2 - A*c*e^3
)*x^2 + 3*(9*B*c*d^2*e - 2*A*c*d*e^2 - B*a*e^3)*x)/(e^7*x^3 + 3*d*e^6*x^2 + 3*d^
2*e^5*x + d^3*e^4) + B*c*log(e*x + d)/e^4

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Fricas [A]  time = 0.269078, size = 216, normalized size = 2.14 \[ \frac{11 \, B c d^{3} - 2 \, A c d^{2} e - B a d e^{2} - 2 \, A a e^{3} + 6 \,{\left (3 \, B c d e^{2} - A c e^{3}\right )} x^{2} + 3 \,{\left (9 \, B c d^{2} e - 2 \, A c d e^{2} - B a e^{3}\right )} x + 6 \,{\left (B c e^{3} x^{3} + 3 \, B c d e^{2} x^{2} + 3 \, B c d^{2} e x + B c d^{3}\right )} \log \left (e x + d\right )}{6 \,{\left (e^{7} x^{3} + 3 \, d e^{6} x^{2} + 3 \, d^{2} e^{5} x + d^{3} e^{4}\right )}} \]

Verification of antiderivative is not currently implemented for this CAS.

[In]  integrate((c*x^2 + a)*(B*x + A)/(e*x + d)^4,x, algorithm="fricas")

[Out]

1/6*(11*B*c*d^3 - 2*A*c*d^2*e - B*a*d*e^2 - 2*A*a*e^3 + 6*(3*B*c*d*e^2 - A*c*e^3
)*x^2 + 3*(9*B*c*d^2*e - 2*A*c*d*e^2 - B*a*e^3)*x + 6*(B*c*e^3*x^3 + 3*B*c*d*e^2
*x^2 + 3*B*c*d^2*e*x + B*c*d^3)*log(e*x + d))/(e^7*x^3 + 3*d*e^6*x^2 + 3*d^2*e^5
*x + d^3*e^4)

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Sympy [A]  time = 11.6756, size = 138, normalized size = 1.37 \[ \frac{B c \log{\left (d + e x \right )}}{e^{4}} + \frac{- 2 A a e^{3} - 2 A c d^{2} e - B a d e^{2} + 11 B c d^{3} + x^{2} \left (- 6 A c e^{3} + 18 B c d e^{2}\right ) + x \left (- 6 A c d e^{2} - 3 B a e^{3} + 27 B c d^{2} e\right )}{6 d^{3} e^{4} + 18 d^{2} e^{5} x + 18 d e^{6} x^{2} + 6 e^{7} x^{3}} \]

Verification of antiderivative is not currently implemented for this CAS.

[In]  integrate((B*x+A)*(c*x**2+a)/(e*x+d)**4,x)

[Out]

B*c*log(d + e*x)/e**4 + (-2*A*a*e**3 - 2*A*c*d**2*e - B*a*d*e**2 + 11*B*c*d**3 +
x**2*(-6*A*c*e**3 + 18*B*c*d*e**2) + x*(-6*A*c*d*e**2 - 3*B*a*e**3 + 27*B*c*d**
2*e))/(6*d**3*e**4 + 18*d**2*e**5*x + 18*d*e**6*x**2 + 6*e**7*x**3)

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GIAC/XCAS [A]  time = 0.28287, size = 139, normalized size = 1.38 \[ B c e^{\left (-4\right )}{\rm ln}\left ({\left | x e + d \right |}\right ) + \frac{{\left (6 \,{\left (3 \, B c d e - A c e^{2}\right )} x^{2} + 3 \,{\left (9 \, B c d^{2} - 2 \, A c d e - B a e^{2}\right )} x +{\left (11 \, B c d^{3} - 2 \, A c d^{2} e - B a d e^{2} - 2 \, A a e^{3}\right )} e^{\left (-1\right )}\right )} e^{\left (-3\right )}}{6 \,{\left (x e + d\right )}^{3}} \]

Verification of antiderivative is not currently implemented for this CAS.

[In]  integrate((c*x^2 + a)*(B*x + A)/(e*x + d)^4,x, algorithm="giac")

[Out]

B*c*e^(-4)*ln(abs(x*e + d)) + 1/6*(6*(3*B*c*d*e - A*c*e^2)*x^2 + 3*(9*B*c*d^2 -
2*A*c*d*e - B*a*e^2)*x + (11*B*c*d^3 - 2*A*c*d^2*e - B*a*d*e^2 - 2*A*a*e^3)*e^(-
1))*e^(-3)/(x*e + d)^3