3.1955 \(\int (a+b x) (d+e x)^4 \sqrt{a^2+2 a b x+b^2 x^2} \, dx\)

Optimal. Leaf size=146 \[ \frac{b^2 \sqrt{a^2+2 a b x+b^2 x^2} (d+e x)^7}{7 e^3 (a+b x)}-\frac{b \sqrt{a^2+2 a b x+b^2 x^2} (d+e x)^6 (b d-a e)}{3 e^3 (a+b x)}+\frac{\sqrt{a^2+2 a b x+b^2 x^2} (d+e x)^5 (b d-a e)^2}{5 e^3 (a+b x)} \]

[Out]

((b*d - a*e)^2*(d + e*x)^5*Sqrt[a^2 + 2*a*b*x + b^2*x^2])/(5*e^3*(a + b*x)) - (b
*(b*d - a*e)*(d + e*x)^6*Sqrt[a^2 + 2*a*b*x + b^2*x^2])/(3*e^3*(a + b*x)) + (b^2
*(d + e*x)^7*Sqrt[a^2 + 2*a*b*x + b^2*x^2])/(7*e^3*(a + b*x))

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Rubi [A]  time = 0.333072, antiderivative size = 146, normalized size of antiderivative = 1., number of steps used = 4, number of rules used = 3, integrand size = 33, \(\frac{\text{number of rules}}{\text{integrand size}}\) = 0.091 \[ \frac{b^2 \sqrt{a^2+2 a b x+b^2 x^2} (d+e x)^7}{7 e^3 (a+b x)}-\frac{b \sqrt{a^2+2 a b x+b^2 x^2} (d+e x)^6 (b d-a e)}{3 e^3 (a+b x)}+\frac{\sqrt{a^2+2 a b x+b^2 x^2} (d+e x)^5 (b d-a e)^2}{5 e^3 (a+b x)} \]

Antiderivative was successfully verified.

[In]  Int[(a + b*x)*(d + e*x)^4*Sqrt[a^2 + 2*a*b*x + b^2*x^2],x]

[Out]

((b*d - a*e)^2*(d + e*x)^5*Sqrt[a^2 + 2*a*b*x + b^2*x^2])/(5*e^3*(a + b*x)) - (b
*(b*d - a*e)*(d + e*x)^6*Sqrt[a^2 + 2*a*b*x + b^2*x^2])/(3*e^3*(a + b*x)) + (b^2
*(d + e*x)^7*Sqrt[a^2 + 2*a*b*x + b^2*x^2])/(7*e^3*(a + b*x))

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Rubi in Sympy [A]  time = 29.1695, size = 119, normalized size = 0.82 \[ \frac{\left (a + b x\right ) \left (d + e x\right )^{5} \sqrt{a^{2} + 2 a b x + b^{2} x^{2}}}{7 e} + \frac{\left (d + e x\right )^{5} \left (a e - b d\right ) \sqrt{a^{2} + 2 a b x + b^{2} x^{2}}}{21 e^{2}} + \frac{\left (d + e x\right )^{5} \left (a e - b d\right )^{2} \sqrt{a^{2} + 2 a b x + b^{2} x^{2}}}{105 e^{3} \left (a + b x\right )} \]

Verification of antiderivative is not currently implemented for this CAS.

[In]  rubi_integrate((b*x+a)*(e*x+d)**4*((b*x+a)**2)**(1/2),x)

[Out]

(a + b*x)*(d + e*x)**5*sqrt(a**2 + 2*a*b*x + b**2*x**2)/(7*e) + (d + e*x)**5*(a*
e - b*d)*sqrt(a**2 + 2*a*b*x + b**2*x**2)/(21*e**2) + (d + e*x)**5*(a*e - b*d)**
2*sqrt(a**2 + 2*a*b*x + b**2*x**2)/(105*e**3*(a + b*x))

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Mathematica [A]  time = 0.101414, size = 163, normalized size = 1.12 \[ \frac{x \sqrt{(a+b x)^2} \left (21 a^2 \left (5 d^4+10 d^3 e x+10 d^2 e^2 x^2+5 d e^3 x^3+e^4 x^4\right )+7 a b x \left (15 d^4+40 d^3 e x+45 d^2 e^2 x^2+24 d e^3 x^3+5 e^4 x^4\right )+b^2 x^2 \left (35 d^4+105 d^3 e x+126 d^2 e^2 x^2+70 d e^3 x^3+15 e^4 x^4\right )\right )}{105 (a+b x)} \]

Antiderivative was successfully verified.

[In]  Integrate[(a + b*x)*(d + e*x)^4*Sqrt[a^2 + 2*a*b*x + b^2*x^2],x]

[Out]

(x*Sqrt[(a + b*x)^2]*(21*a^2*(5*d^4 + 10*d^3*e*x + 10*d^2*e^2*x^2 + 5*d*e^3*x^3
+ e^4*x^4) + 7*a*b*x*(15*d^4 + 40*d^3*e*x + 45*d^2*e^2*x^2 + 24*d*e^3*x^3 + 5*e^
4*x^4) + b^2*x^2*(35*d^4 + 105*d^3*e*x + 126*d^2*e^2*x^2 + 70*d*e^3*x^3 + 15*e^4
*x^4)))/(105*(a + b*x))

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Maple [A]  time = 0.01, size = 189, normalized size = 1.3 \[{\frac{x \left ( 15\,{b}^{2}{e}^{4}{x}^{6}+35\,{x}^{5}ab{e}^{4}+70\,{x}^{5}{b}^{2}d{e}^{3}+21\,{x}^{4}{a}^{2}{e}^{4}+168\,{x}^{4}abd{e}^{3}+126\,{x}^{4}{b}^{2}{d}^{2}{e}^{2}+105\,{a}^{2}d{e}^{3}{x}^{3}+315\,ab{d}^{2}{e}^{2}{x}^{3}+105\,{b}^{2}{d}^{3}e{x}^{3}+210\,{x}^{2}{a}^{2}{d}^{2}{e}^{2}+280\,{x}^{2}ab{d}^{3}e+35\,{x}^{2}{b}^{2}{d}^{4}+210\,{a}^{2}{d}^{3}ex+105\,ab{d}^{4}x+105\,{a}^{2}{d}^{4} \right ) }{105\,bx+105\,a}\sqrt{ \left ( bx+a \right ) ^{2}}} \]

Verification of antiderivative is not currently implemented for this CAS.

[In]  int((b*x+a)*(e*x+d)^4*((b*x+a)^2)^(1/2),x)

[Out]

1/105*x*(15*b^2*e^4*x^6+35*a*b*e^4*x^5+70*b^2*d*e^3*x^5+21*a^2*e^4*x^4+168*a*b*d
*e^3*x^4+126*b^2*d^2*e^2*x^4+105*a^2*d*e^3*x^3+315*a*b*d^2*e^2*x^3+105*b^2*d^3*e
*x^3+210*a^2*d^2*e^2*x^2+280*a*b*d^3*e*x^2+35*b^2*d^4*x^2+210*a^2*d^3*e*x+105*a*
b*d^4*x+105*a^2*d^4)*((b*x+a)^2)^(1/2)/(b*x+a)

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Maxima [F]  time = 0., size = 0, normalized size = 0. \[ \text{Exception raised: ValueError} \]

Verification of antiderivative is not currently implemented for this CAS.

[In]  integrate(sqrt((b*x + a)^2)*(b*x + a)*(e*x + d)^4,x, algorithm="maxima")

[Out]

Exception raised: ValueError

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Fricas [A]  time = 0.278088, size = 211, normalized size = 1.45 \[ \frac{1}{7} \, b^{2} e^{4} x^{7} + a^{2} d^{4} x + \frac{1}{3} \,{\left (2 \, b^{2} d e^{3} + a b e^{4}\right )} x^{6} + \frac{1}{5} \,{\left (6 \, b^{2} d^{2} e^{2} + 8 \, a b d e^{3} + a^{2} e^{4}\right )} x^{5} +{\left (b^{2} d^{3} e + 3 \, a b d^{2} e^{2} + a^{2} d e^{3}\right )} x^{4} + \frac{1}{3} \,{\left (b^{2} d^{4} + 8 \, a b d^{3} e + 6 \, a^{2} d^{2} e^{2}\right )} x^{3} +{\left (a b d^{4} + 2 \, a^{2} d^{3} e\right )} x^{2} \]

Verification of antiderivative is not currently implemented for this CAS.

[In]  integrate(sqrt((b*x + a)^2)*(b*x + a)*(e*x + d)^4,x, algorithm="fricas")

[Out]

1/7*b^2*e^4*x^7 + a^2*d^4*x + 1/3*(2*b^2*d*e^3 + a*b*e^4)*x^6 + 1/5*(6*b^2*d^2*e
^2 + 8*a*b*d*e^3 + a^2*e^4)*x^5 + (b^2*d^3*e + 3*a*b*d^2*e^2 + a^2*d*e^3)*x^4 +
1/3*(b^2*d^4 + 8*a*b*d^3*e + 6*a^2*d^2*e^2)*x^3 + (a*b*d^4 + 2*a^2*d^3*e)*x^2

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Sympy [A]  time = 0.340976, size = 168, normalized size = 1.15 \[ a^{2} d^{4} x + \frac{b^{2} e^{4} x^{7}}{7} + x^{6} \left (\frac{a b e^{4}}{3} + \frac{2 b^{2} d e^{3}}{3}\right ) + x^{5} \left (\frac{a^{2} e^{4}}{5} + \frac{8 a b d e^{3}}{5} + \frac{6 b^{2} d^{2} e^{2}}{5}\right ) + x^{4} \left (a^{2} d e^{3} + 3 a b d^{2} e^{2} + b^{2} d^{3} e\right ) + x^{3} \left (2 a^{2} d^{2} e^{2} + \frac{8 a b d^{3} e}{3} + \frac{b^{2} d^{4}}{3}\right ) + x^{2} \left (2 a^{2} d^{3} e + a b d^{4}\right ) \]

Verification of antiderivative is not currently implemented for this CAS.

[In]  integrate((b*x+a)*(e*x+d)**4*((b*x+a)**2)**(1/2),x)

[Out]

a**2*d**4*x + b**2*e**4*x**7/7 + x**6*(a*b*e**4/3 + 2*b**2*d*e**3/3) + x**5*(a**
2*e**4/5 + 8*a*b*d*e**3/5 + 6*b**2*d**2*e**2/5) + x**4*(a**2*d*e**3 + 3*a*b*d**2
*e**2 + b**2*d**3*e) + x**3*(2*a**2*d**2*e**2 + 8*a*b*d**3*e/3 + b**2*d**4/3) +
x**2*(2*a**2*d**3*e + a*b*d**4)

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GIAC/XCAS [A]  time = 0.29186, size = 343, normalized size = 2.35 \[ \frac{1}{7} \, b^{2} x^{7} e^{4}{\rm sign}\left (b x + a\right ) + \frac{2}{3} \, b^{2} d x^{6} e^{3}{\rm sign}\left (b x + a\right ) + \frac{6}{5} \, b^{2} d^{2} x^{5} e^{2}{\rm sign}\left (b x + a\right ) + b^{2} d^{3} x^{4} e{\rm sign}\left (b x + a\right ) + \frac{1}{3} \, b^{2} d^{4} x^{3}{\rm sign}\left (b x + a\right ) + \frac{1}{3} \, a b x^{6} e^{4}{\rm sign}\left (b x + a\right ) + \frac{8}{5} \, a b d x^{5} e^{3}{\rm sign}\left (b x + a\right ) + 3 \, a b d^{2} x^{4} e^{2}{\rm sign}\left (b x + a\right ) + \frac{8}{3} \, a b d^{3} x^{3} e{\rm sign}\left (b x + a\right ) + a b d^{4} x^{2}{\rm sign}\left (b x + a\right ) + \frac{1}{5} \, a^{2} x^{5} e^{4}{\rm sign}\left (b x + a\right ) + a^{2} d x^{4} e^{3}{\rm sign}\left (b x + a\right ) + 2 \, a^{2} d^{2} x^{3} e^{2}{\rm sign}\left (b x + a\right ) + 2 \, a^{2} d^{3} x^{2} e{\rm sign}\left (b x + a\right ) + a^{2} d^{4} x{\rm sign}\left (b x + a\right ) \]

Verification of antiderivative is not currently implemented for this CAS.

[In]  integrate(sqrt((b*x + a)^2)*(b*x + a)*(e*x + d)^4,x, algorithm="giac")

[Out]

1/7*b^2*x^7*e^4*sign(b*x + a) + 2/3*b^2*d*x^6*e^3*sign(b*x + a) + 6/5*b^2*d^2*x^
5*e^2*sign(b*x + a) + b^2*d^3*x^4*e*sign(b*x + a) + 1/3*b^2*d^4*x^3*sign(b*x + a
) + 1/3*a*b*x^6*e^4*sign(b*x + a) + 8/5*a*b*d*x^5*e^3*sign(b*x + a) + 3*a*b*d^2*
x^4*e^2*sign(b*x + a) + 8/3*a*b*d^3*x^3*e*sign(b*x + a) + a*b*d^4*x^2*sign(b*x +
 a) + 1/5*a^2*x^5*e^4*sign(b*x + a) + a^2*d*x^4*e^3*sign(b*x + a) + 2*a^2*d^2*x^
3*e^2*sign(b*x + a) + 2*a^2*d^3*x^2*e*sign(b*x + a) + a^2*d^4*x*sign(b*x + a)