3.1796 \(\int \frac{\sqrt{1-2 x} (3+5 x)^2}{(2+3 x)^6} \, dx\)

Optimal. Leaf size=128 \[ \frac{7 (1-2 x)^{3/2}}{180 (3 x+2)^4}-\frac{(1-2 x)^{3/2}}{315 (3 x+2)^5}+\frac{31 \sqrt{1-2 x}}{3528 (3 x+2)}+\frac{31 \sqrt{1-2 x}}{1512 (3 x+2)^2}-\frac{31 \sqrt{1-2 x}}{108 (3 x+2)^3}+\frac{31 \tanh ^{-1}\left (\sqrt{\frac{3}{7}} \sqrt{1-2 x}\right )}{1764 \sqrt{21}} \]

[Out]

-(1 - 2*x)^(3/2)/(315*(2 + 3*x)^5) + (7*(1 - 2*x)^(3/2))/(180*(2 + 3*x)^4) - (31
*Sqrt[1 - 2*x])/(108*(2 + 3*x)^3) + (31*Sqrt[1 - 2*x])/(1512*(2 + 3*x)^2) + (31*
Sqrt[1 - 2*x])/(3528*(2 + 3*x)) + (31*ArcTanh[Sqrt[3/7]*Sqrt[1 - 2*x]])/(1764*Sq
rt[21])

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Rubi [A]  time = 0.141388, antiderivative size = 128, normalized size of antiderivative = 1., number of steps used = 7, number of rules used = 6, integrand size = 24, \(\frac{\text{number of rules}}{\text{integrand size}}\) = 0.25 \[ \frac{7 (1-2 x)^{3/2}}{180 (3 x+2)^4}-\frac{(1-2 x)^{3/2}}{315 (3 x+2)^5}+\frac{31 \sqrt{1-2 x}}{3528 (3 x+2)}+\frac{31 \sqrt{1-2 x}}{1512 (3 x+2)^2}-\frac{31 \sqrt{1-2 x}}{108 (3 x+2)^3}+\frac{31 \tanh ^{-1}\left (\sqrt{\frac{3}{7}} \sqrt{1-2 x}\right )}{1764 \sqrt{21}} \]

Antiderivative was successfully verified.

[In]  Int[(Sqrt[1 - 2*x]*(3 + 5*x)^2)/(2 + 3*x)^6,x]

[Out]

-(1 - 2*x)^(3/2)/(315*(2 + 3*x)^5) + (7*(1 - 2*x)^(3/2))/(180*(2 + 3*x)^4) - (31
*Sqrt[1 - 2*x])/(108*(2 + 3*x)^3) + (31*Sqrt[1 - 2*x])/(1512*(2 + 3*x)^2) + (31*
Sqrt[1 - 2*x])/(3528*(2 + 3*x)) + (31*ArcTanh[Sqrt[3/7]*Sqrt[1 - 2*x]])/(1764*Sq
rt[21])

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Rubi in Sympy [A]  time = 14.3364, size = 112, normalized size = 0.88 \[ \frac{7 \left (- 2 x + 1\right )^{\frac{3}{2}}}{180 \left (3 x + 2\right )^{4}} - \frac{\left (- 2 x + 1\right )^{\frac{3}{2}}}{315 \left (3 x + 2\right )^{5}} + \frac{31 \sqrt{- 2 x + 1}}{3528 \left (3 x + 2\right )} + \frac{31 \sqrt{- 2 x + 1}}{1512 \left (3 x + 2\right )^{2}} - \frac{31 \sqrt{- 2 x + 1}}{108 \left (3 x + 2\right )^{3}} + \frac{31 \sqrt{21} \operatorname{atanh}{\left (\frac{\sqrt{21} \sqrt{- 2 x + 1}}{7} \right )}}{37044} \]

Verification of antiderivative is not currently implemented for this CAS.

[In]  rubi_integrate((3+5*x)**2*(1-2*x)**(1/2)/(2+3*x)**6,x)

[Out]

7*(-2*x + 1)**(3/2)/(180*(3*x + 2)**4) - (-2*x + 1)**(3/2)/(315*(3*x + 2)**5) +
31*sqrt(-2*x + 1)/(3528*(3*x + 2)) + 31*sqrt(-2*x + 1)/(1512*(3*x + 2)**2) - 31*
sqrt(-2*x + 1)/(108*(3*x + 2)**3) + 31*sqrt(21)*atanh(sqrt(21)*sqrt(-2*x + 1)/7)
/37044

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Mathematica [A]  time = 0.110264, size = 68, normalized size = 0.53 \[ \frac{\frac{21 \sqrt{1-2 x} \left (12555 x^4+43245 x^3+3324 x^2-33434 x-13564\right )}{(3 x+2)^5}+310 \sqrt{21} \tanh ^{-1}\left (\sqrt{\frac{3}{7}} \sqrt{1-2 x}\right )}{370440} \]

Antiderivative was successfully verified.

[In]  Integrate[(Sqrt[1 - 2*x]*(3 + 5*x)^2)/(2 + 3*x)^6,x]

[Out]

((21*Sqrt[1 - 2*x]*(-13564 - 33434*x + 3324*x^2 + 43245*x^3 + 12555*x^4))/(2 + 3
*x)^5 + 310*Sqrt[21]*ArcTanh[Sqrt[3/7]*Sqrt[1 - 2*x]])/370440

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Maple [A]  time = 0.017, size = 75, normalized size = 0.6 \[ -3888\,{\frac{1}{ \left ( -4-6\,x \right ) ^{5}} \left ({\frac{31\, \left ( 1-2\,x \right ) ^{9/2}}{84672}}-{\frac{31\, \left ( 1-2\,x \right ) ^{7/2}}{7776}}+{\frac{37\, \left ( 1-2\,x \right ) ^{5/2}}{3645}}-{\frac{983\, \left ( 1-2\,x \right ) ^{3/2}}{489888}}-{\frac{1519\,\sqrt{1-2\,x}}{139968}} \right ) }+{\frac{31\,\sqrt{21}}{37044}{\it Artanh} \left ({\frac{\sqrt{21}}{7}\sqrt{1-2\,x}} \right ) } \]

Verification of antiderivative is not currently implemented for this CAS.

[In]  int((3+5*x)^2*(1-2*x)^(1/2)/(2+3*x)^6,x)

[Out]

-3888*(31/84672*(1-2*x)^(9/2)-31/7776*(1-2*x)^(7/2)+37/3645*(1-2*x)^(5/2)-983/48
9888*(1-2*x)^(3/2)-1519/139968*(1-2*x)^(1/2))/(-4-6*x)^5+31/37044*arctanh(1/7*21
^(1/2)*(1-2*x)^(1/2))*21^(1/2)

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Maxima [A]  time = 1.4928, size = 173, normalized size = 1.35 \[ -\frac{31}{74088} \, \sqrt{21} \log \left (-\frac{\sqrt{21} - 3 \, \sqrt{-2 \, x + 1}}{\sqrt{21} + 3 \, \sqrt{-2 \, x + 1}}\right ) + \frac{12555 \,{\left (-2 \, x + 1\right )}^{\frac{9}{2}} - 136710 \,{\left (-2 \, x + 1\right )}^{\frac{7}{2}} + 348096 \,{\left (-2 \, x + 1\right )}^{\frac{5}{2}} - 68810 \,{\left (-2 \, x + 1\right )}^{\frac{3}{2}} - 372155 \, \sqrt{-2 \, x + 1}}{8820 \,{\left (243 \,{\left (2 \, x - 1\right )}^{5} + 2835 \,{\left (2 \, x - 1\right )}^{4} + 13230 \,{\left (2 \, x - 1\right )}^{3} + 30870 \,{\left (2 \, x - 1\right )}^{2} + 72030 \, x - 19208\right )}} \]

Verification of antiderivative is not currently implemented for this CAS.

[In]  integrate((5*x + 3)^2*sqrt(-2*x + 1)/(3*x + 2)^6,x, algorithm="maxima")

[Out]

-31/74088*sqrt(21)*log(-(sqrt(21) - 3*sqrt(-2*x + 1))/(sqrt(21) + 3*sqrt(-2*x +
1))) + 1/8820*(12555*(-2*x + 1)^(9/2) - 136710*(-2*x + 1)^(7/2) + 348096*(-2*x +
 1)^(5/2) - 68810*(-2*x + 1)^(3/2) - 372155*sqrt(-2*x + 1))/(243*(2*x - 1)^5 + 2
835*(2*x - 1)^4 + 13230*(2*x - 1)^3 + 30870*(2*x - 1)^2 + 72030*x - 19208)

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Fricas [A]  time = 0.213666, size = 161, normalized size = 1.26 \[ \frac{\sqrt{21}{\left (\sqrt{21}{\left (12555 \, x^{4} + 43245 \, x^{3} + 3324 \, x^{2} - 33434 \, x - 13564\right )} \sqrt{-2 \, x + 1} + 155 \,{\left (243 \, x^{5} + 810 \, x^{4} + 1080 \, x^{3} + 720 \, x^{2} + 240 \, x + 32\right )} \log \left (\frac{\sqrt{21}{\left (3 \, x - 5\right )} - 21 \, \sqrt{-2 \, x + 1}}{3 \, x + 2}\right )\right )}}{370440 \,{\left (243 \, x^{5} + 810 \, x^{4} + 1080 \, x^{3} + 720 \, x^{2} + 240 \, x + 32\right )}} \]

Verification of antiderivative is not currently implemented for this CAS.

[In]  integrate((5*x + 3)^2*sqrt(-2*x + 1)/(3*x + 2)^6,x, algorithm="fricas")

[Out]

1/370440*sqrt(21)*(sqrt(21)*(12555*x^4 + 43245*x^3 + 3324*x^2 - 33434*x - 13564)
*sqrt(-2*x + 1) + 155*(243*x^5 + 810*x^4 + 1080*x^3 + 720*x^2 + 240*x + 32)*log(
(sqrt(21)*(3*x - 5) - 21*sqrt(-2*x + 1))/(3*x + 2)))/(243*x^5 + 810*x^4 + 1080*x
^3 + 720*x^2 + 240*x + 32)

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Sympy [F(-1)]  time = 0., size = 0, normalized size = 0. \[ \text{Timed out} \]

Verification of antiderivative is not currently implemented for this CAS.

[In]  integrate((3+5*x)**2*(1-2*x)**(1/2)/(2+3*x)**6,x)

[Out]

Timed out

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GIAC/XCAS [A]  time = 0.216035, size = 157, normalized size = 1.23 \[ -\frac{31}{74088} \, \sqrt{21}{\rm ln}\left (\frac{{\left | -2 \, \sqrt{21} + 6 \, \sqrt{-2 \, x + 1} \right |}}{2 \,{\left (\sqrt{21} + 3 \, \sqrt{-2 \, x + 1}\right )}}\right ) + \frac{12555 \,{\left (2 \, x - 1\right )}^{4} \sqrt{-2 \, x + 1} + 136710 \,{\left (2 \, x - 1\right )}^{3} \sqrt{-2 \, x + 1} + 348096 \,{\left (2 \, x - 1\right )}^{2} \sqrt{-2 \, x + 1} - 68810 \,{\left (-2 \, x + 1\right )}^{\frac{3}{2}} - 372155 \, \sqrt{-2 \, x + 1}}{282240 \,{\left (3 \, x + 2\right )}^{5}} \]

Verification of antiderivative is not currently implemented for this CAS.

[In]  integrate((5*x + 3)^2*sqrt(-2*x + 1)/(3*x + 2)^6,x, algorithm="giac")

[Out]

-31/74088*sqrt(21)*ln(1/2*abs(-2*sqrt(21) + 6*sqrt(-2*x + 1))/(sqrt(21) + 3*sqrt
(-2*x + 1))) + 1/282240*(12555*(2*x - 1)^4*sqrt(-2*x + 1) + 136710*(2*x - 1)^3*s
qrt(-2*x + 1) + 348096*(2*x - 1)^2*sqrt(-2*x + 1) - 68810*(-2*x + 1)^(3/2) - 372
155*sqrt(-2*x + 1))/(3*x + 2)^5