3.19.76 \(\int \frac {(1-2 x)^{3/2} (3+5 x)^2}{(2+3 x)^2} \, dx\) [1876]

Optimal. Leaf size=89 \[ -\frac {146}{81} \sqrt {1-2 x}-\frac {146}{567} (1-2 x)^{3/2}-\frac {5}{9} (1-2 x)^{5/2}-\frac {(1-2 x)^{5/2}}{63 (2+3 x)}+\frac {146}{81} \sqrt {\frac {7}{3}} \tanh ^{-1}\left (\sqrt {\frac {3}{7}} \sqrt {1-2 x}\right ) \]

[Out]

-146/567*(1-2*x)^(3/2)-5/9*(1-2*x)^(5/2)-1/63*(1-2*x)^(5/2)/(2+3*x)+146/243*arctanh(1/7*21^(1/2)*(1-2*x)^(1/2)
)*21^(1/2)-146/81*(1-2*x)^(1/2)

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Rubi [A]
time = 0.02, antiderivative size = 89, normalized size of antiderivative = 1.00, number of steps used = 6, number of rules used = 5, integrand size = 24, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.208, Rules used = {91, 81, 52, 65, 212} \begin {gather*} -\frac {(1-2 x)^{5/2}}{63 (3 x+2)}-\frac {5}{9} (1-2 x)^{5/2}-\frac {146}{567} (1-2 x)^{3/2}-\frac {146}{81} \sqrt {1-2 x}+\frac {146}{81} \sqrt {\frac {7}{3}} \tanh ^{-1}\left (\sqrt {\frac {3}{7}} \sqrt {1-2 x}\right ) \end {gather*}

Antiderivative was successfully verified.

[In]

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

[Out]

(-146*Sqrt[1 - 2*x])/81 - (146*(1 - 2*x)^(3/2))/567 - (5*(1 - 2*x)^(5/2))/9 - (1 - 2*x)^(5/2)/(63*(2 + 3*x)) +
(146*Sqrt[7/3]*ArcTanh[Sqrt[3/7]*Sqrt[1 - 2*x]])/81

Rule 52

Int[((a_.) + (b_.)*(x_))^(m_)*((c_.) + (d_.)*(x_))^(n_), x_Symbol] :> Simp[(a + b*x)^(m + 1)*((c + d*x)^n/(b*(
m + n + 1))), x] + Dist[n*((b*c - a*d)/(b*(m + n + 1))), Int[(a + b*x)^m*(c + d*x)^(n - 1), x], x] /; FreeQ[{a
, b, c, d}, x] && NeQ[b*c - a*d, 0] && GtQ[n, 0] && NeQ[m + n + 1, 0] &&  !(IGtQ[m, 0] && ( !IntegerQ[n] || (G
tQ[m, 0] && LtQ[m - n, 0]))) &&  !ILtQ[m + n + 2, 0] && IntLinearQ[a, b, c, d, m, n, x]

Rule 65

Int[((a_.) + (b_.)*(x_))^(m_)*((c_.) + (d_.)*(x_))^(n_), x_Symbol] :> With[{p = Denominator[m]}, Dist[p/b, Sub
st[Int[x^(p*(m + 1) - 1)*(c - a*(d/b) + d*(x^p/b))^n, x], x, (a + b*x)^(1/p)], x]] /; FreeQ[{a, b, c, d}, x] &
& NeQ[b*c - a*d, 0] && LtQ[-1, m, 0] && LeQ[-1, n, 0] && LeQ[Denominator[n], Denominator[m]] && IntLinearQ[a,
b, c, d, m, n, x]

Rule 81

Int[((a_.) + (b_.)*(x_))*((c_.) + (d_.)*(x_))^(n_.)*((e_.) + (f_.)*(x_))^(p_.), x_Symbol] :> Simp[b*(c + d*x)^
(n + 1)*((e + f*x)^(p + 1)/(d*f*(n + p + 2))), x] + Dist[(a*d*f*(n + p + 2) - b*(d*e*(n + 1) + c*f*(p + 1)))/(
d*f*(n + p + 2)), Int[(c + d*x)^n*(e + f*x)^p, x], x] /; FreeQ[{a, b, c, d, e, f, n, p}, x] && NeQ[n + p + 2,
0]

Rule 91

Int[((a_.) + (b_.)*(x_))^2*((c_.) + (d_.)*(x_))^(n_.)*((e_.) + (f_.)*(x_))^(p_.), x_Symbol] :> Simp[(b*c - a*d
)^2*(c + d*x)^(n + 1)*((e + f*x)^(p + 1)/(d^2*(d*e - c*f)*(n + 1))), x] - Dist[1/(d^2*(d*e - c*f)*(n + 1)), In
t[(c + d*x)^(n + 1)*(e + f*x)^p*Simp[a^2*d^2*f*(n + p + 2) + b^2*c*(d*e*(n + 1) + c*f*(p + 1)) - 2*a*b*d*(d*e*
(n + 1) + c*f*(p + 1)) - b^2*d*(d*e - c*f)*(n + 1)*x, x], x], x] /; FreeQ[{a, b, c, d, e, f, n, p}, x] && (LtQ
[n, -1] || (EqQ[n + p + 3, 0] && NeQ[n, -1] && (SumSimplerQ[n, 1] ||  !SumSimplerQ[p, 1])))

Rule 212

Int[((a_) + (b_.)*(x_)^2)^(-1), x_Symbol] :> Simp[(1/(Rt[a, 2]*Rt[-b, 2]))*ArcTanh[Rt[-b, 2]*(x/Rt[a, 2])], x]
/; FreeQ[{a, b}, x] && NegQ[a/b] && (GtQ[a, 0] || LtQ[b, 0])

Rubi steps

\begin {align*} \int \frac {(1-2 x)^{3/2} (3+5 x)^2}{(2+3 x)^2} \, dx &=-\frac {(1-2 x)^{5/2}}{63 (2+3 x)}+\frac {1}{63} \int \frac {(1-2 x)^{3/2} (277+525 x)}{2+3 x} \, dx\\ &=-\frac {5}{9} (1-2 x)^{5/2}-\frac {(1-2 x)^{5/2}}{63 (2+3 x)}-\frac {73}{63} \int \frac {(1-2 x)^{3/2}}{2+3 x} \, dx\\ &=-\frac {146}{567} (1-2 x)^{3/2}-\frac {5}{9} (1-2 x)^{5/2}-\frac {(1-2 x)^{5/2}}{63 (2+3 x)}-\frac {73}{27} \int \frac {\sqrt {1-2 x}}{2+3 x} \, dx\\ &=-\frac {146}{81} \sqrt {1-2 x}-\frac {146}{567} (1-2 x)^{3/2}-\frac {5}{9} (1-2 x)^{5/2}-\frac {(1-2 x)^{5/2}}{63 (2+3 x)}-\frac {511}{81} \int \frac {1}{\sqrt {1-2 x} (2+3 x)} \, dx\\ &=-\frac {146}{81} \sqrt {1-2 x}-\frac {146}{567} (1-2 x)^{3/2}-\frac {5}{9} (1-2 x)^{5/2}-\frac {(1-2 x)^{5/2}}{63 (2+3 x)}+\frac {511}{81} \text {Subst}\left (\int \frac {1}{\frac {7}{2}-\frac {3 x^2}{2}} \, dx,x,\sqrt {1-2 x}\right )\\ &=-\frac {146}{81} \sqrt {1-2 x}-\frac {146}{567} (1-2 x)^{3/2}-\frac {5}{9} (1-2 x)^{5/2}-\frac {(1-2 x)^{5/2}}{63 (2+3 x)}+\frac {146}{81} \sqrt {\frac {7}{3}} \tanh ^{-1}\left (\sqrt {\frac {3}{7}} \sqrt {1-2 x}\right )\\ \end {align*}

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Mathematica [A]
time = 0.10, size = 63, normalized size = 0.71 \begin {gather*} \frac {1}{243} \left (-\frac {3 \sqrt {1-2 x} \left (425+187 x-300 x^2+540 x^3\right )}{2+3 x}+146 \sqrt {21} \tanh ^{-1}\left (\sqrt {\frac {3}{7}} \sqrt {1-2 x}\right )\right ) \end {gather*}

Antiderivative was successfully verified.

[In]

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

[Out]

((-3*Sqrt[1 - 2*x]*(425 + 187*x - 300*x^2 + 540*x^3))/(2 + 3*x) + 146*Sqrt[21]*ArcTanh[Sqrt[3/7]*Sqrt[1 - 2*x]
])/243

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Maple [A]
time = 0.15, size = 63, normalized size = 0.71

method	result	size
risch	\(\frac {1080 x^{4}-1140 x^{3}+674 x^{2}+663 x -425}{81 \left (2+3 x \right ) \sqrt {1-2 x}}+\frac {146 \arctanh \left (\frac {\sqrt {21}\, \sqrt {1-2 x}}{7}\right ) \sqrt {21}}{243}\)	\(56\)
derivativedivides	\(-\frac {5 \left (1-2 x \right )^{\frac {5}{2}}}{9}-\frac {20 \left (1-2 x \right )^{\frac {3}{2}}}{81}-\frac {16 \sqrt {1-2 x}}{9}+\frac {14 \sqrt {1-2 x}}{243 \left (-\frac {4}{3}-2 x \right )}+\frac {146 \arctanh \left (\frac {\sqrt {21}\, \sqrt {1-2 x}}{7}\right ) \sqrt {21}}{243}\)	\(63\)
default	\(-\frac {5 \left (1-2 x \right )^{\frac {5}{2}}}{9}-\frac {20 \left (1-2 x \right )^{\frac {3}{2}}}{81}-\frac {16 \sqrt {1-2 x}}{9}+\frac {14 \sqrt {1-2 x}}{243 \left (-\frac {4}{3}-2 x \right )}+\frac {146 \arctanh \left (\frac {\sqrt {21}\, \sqrt {1-2 x}}{7}\right ) \sqrt {21}}{243}\)	\(63\)
trager	\(-\frac {\left (540 x^{3}-300 x^{2}+187 x +425\right ) \sqrt {1-2 x}}{81 \left (2+3 x \right )}+\frac {73 \RootOf \left (\textit {\_Z}^{2}-21\right ) \ln \left (\frac {-3 \RootOf \left (\textit {\_Z}^{2}-21\right ) x +21 \sqrt {1-2 x}+5 \RootOf \left (\textit {\_Z}^{2}-21\right )}{2+3 x}\right )}{243}\)	\(77\)

Verification of antiderivative is not currently implemented for this CAS.

[In]

int((1-2*x)^(3/2)*(3+5*x)^2/(2+3*x)^2,x,method=_RETURNVERBOSE)

[Out]

-5/9*(1-2*x)^(5/2)-20/81*(1-2*x)^(3/2)-16/9*(1-2*x)^(1/2)+14/243*(1-2*x)^(1/2)/(-4/3-2*x)+146/243*arctanh(1/7*
21^(1/2)*(1-2*x)^(1/2))*21^(1/2)

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Maxima [A]
time = 0.54, size = 80, normalized size = 0.90 \begin {gather*} -\frac {5}{9} \, {\left (-2 \, x + 1\right )}^{\frac {5}{2}} - \frac {20}{81} \, {\left (-2 \, x + 1\right )}^{\frac {3}{2}} - \frac {73}{243} \, \sqrt {21} \log \left (-\frac {\sqrt {21} - 3 \, \sqrt {-2 \, x + 1}}{\sqrt {21} + 3 \, \sqrt {-2 \, x + 1}}\right ) - \frac {16}{9} \, \sqrt {-2 \, x + 1} - \frac {7 \, \sqrt {-2 \, x + 1}}{81 \, {\left (3 \, x + 2\right )}} \end {gather*}

Verification of antiderivative is not currently implemented for this CAS.

[In]

integrate((1-2*x)^(3/2)*(3+5*x)^2/(2+3*x)^2,x, algorithm="maxima")

[Out]

-5/9*(-2*x + 1)^(5/2) - 20/81*(-2*x + 1)^(3/2) - 73/243*sqrt(21)*log(-(sqrt(21) - 3*sqrt(-2*x + 1))/(sqrt(21)
+ 3*sqrt(-2*x + 1))) - 16/9*sqrt(-2*x + 1) - 7/81*sqrt(-2*x + 1)/(3*x + 2)

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Fricas [A]
time = 0.98, size = 76, normalized size = 0.85 \begin {gather*} \frac {73 \, \sqrt {7} \sqrt {3} {\left (3 \, x + 2\right )} \log \left (-\frac {\sqrt {7} \sqrt {3} \sqrt {-2 \, x + 1} - 3 \, x + 5}{3 \, x + 2}\right ) - 3 \, {\left (540 \, x^{3} - 300 \, x^{2} + 187 \, x + 425\right )} \sqrt {-2 \, x + 1}}{243 \, {\left (3 \, x + 2\right )}} \end {gather*}

Verification of antiderivative is not currently implemented for this CAS.

[In]

integrate((1-2*x)^(3/2)*(3+5*x)^2/(2+3*x)^2,x, algorithm="fricas")

[Out]

1/243*(73*sqrt(7)*sqrt(3)*(3*x + 2)*log(-(sqrt(7)*sqrt(3)*sqrt(-2*x + 1) - 3*x + 5)/(3*x + 2)) - 3*(540*x^3 -
300*x^2 + 187*x + 425)*sqrt(-2*x + 1))/(3*x + 2)

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Sympy [F(-1)] Timed out
time = 0.00, size = 0, normalized size = 0.00 \begin {gather*} \text {Timed out} \end {gather*}

Verification of antiderivative is not currently implemented for this CAS.

[In]

integrate((1-2*x)**(3/2)*(3+5*x)**2/(2+3*x)**2,x)

[Out]

Timed out

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Giac [A]
time = 1.14, size = 90, normalized size = 1.01 \begin {gather*} -\frac {5}{9} \, {\left (2 \, x - 1\right )}^{2} \sqrt {-2 \, x + 1} - \frac {20}{81} \, {\left (-2 \, x + 1\right )}^{\frac {3}{2}} - \frac {73}{243} \, \sqrt {21} \log \left (\frac {{\left | -2 \, \sqrt {21} + 6 \, \sqrt {-2 \, x + 1} \right |}}{2 \, {\left (\sqrt {21} + 3 \, \sqrt {-2 \, x + 1}\right )}}\right ) - \frac {16}{9} \, \sqrt {-2 \, x + 1} - \frac {7 \, \sqrt {-2 \, x + 1}}{81 \, {\left (3 \, x + 2\right )}} \end {gather*}

Verification of antiderivative is not currently implemented for this CAS.

[In]

integrate((1-2*x)^(3/2)*(3+5*x)^2/(2+3*x)^2,x, algorithm="giac")

[Out]

-5/9*(2*x - 1)^2*sqrt(-2*x + 1) - 20/81*(-2*x + 1)^(3/2) - 73/243*sqrt(21)*log(1/2*abs(-2*sqrt(21) + 6*sqrt(-2
*x + 1))/(sqrt(21) + 3*sqrt(-2*x + 1))) - 16/9*sqrt(-2*x + 1) - 7/81*sqrt(-2*x + 1)/(3*x + 2)

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Mupad [B]
time = 1.19, size = 64, normalized size = 0.72 \begin {gather*} -\frac {14\,\sqrt {1-2\,x}}{243\,\left (2\,x+\frac {4}{3}\right )}-\frac {16\,\sqrt {1-2\,x}}{9}-\frac {20\,{\left (1-2\,x\right )}^{3/2}}{81}-\frac {5\,{\left (1-2\,x\right )}^{5/2}}{9}-\frac {\sqrt {21}\,\mathrm {atan}\left (\frac {\sqrt {21}\,\sqrt {1-2\,x}\,1{}\mathrm {i}}{7}\right )\,146{}\mathrm {i}}{243} \end {gather*}

Verification of antiderivative is not currently implemented for this CAS.

[In]

int(((1 - 2*x)^(3/2)*(5*x + 3)^2)/(3*x + 2)^2,x)

[Out]

- (21^(1/2)*atan((21^(1/2)*(1 - 2*x)^(1/2)*1i)/7)*146i)/243 - (14*(1 - 2*x)^(1/2))/(243*(2*x + 4/3)) - (16*(1
- 2*x)^(1/2))/9 - (20*(1 - 2*x)^(3/2))/81 - (5*(1 - 2*x)^(5/2))/9

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