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

Optimal. Leaf size=40 \[ -\frac {3}{4} (1-2 x)^{5/2}+\frac {17}{3} (1-2 x)^{3/2}-\frac {77}{4} \sqrt {1-2 x} \]

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Rubi [A]  time = 0.01, antiderivative size = 40, normalized size of antiderivative = 1.00, number of steps used = 2, number of rules used = 1, integrand size = 20, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.050, Rules used = {77} \begin {gather*} -\frac {3}{4} (1-2 x)^{5/2}+\frac {17}{3} (1-2 x)^{3/2}-\frac {77}{4} \sqrt {1-2 x} \end {gather*}

Antiderivative was successfully verified.

[In]

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

[Out]

(-77*Sqrt[1 - 2*x])/4 + (17*(1 - 2*x)^(3/2))/3 - (3*(1 - 2*x)^(5/2))/4

Rule 77

Int[((a_.) + (b_.)*(x_))*((c_) + (d_.)*(x_))^(n_.)*((e_.) + (f_.)*(x_))^(p_.), x_Symbol] :> Int[ExpandIntegran
d[(a + b*x)*(c + d*x)^n*(e + f*x)^p, x], x] /; FreeQ[{a, b, c, d, e, f, n}, x] && NeQ[b*c - a*d, 0] && ((ILtQ[
n, 0] && ILtQ[p, 0]) || EqQ[p, 1] || (IGtQ[p, 0] && ( !IntegerQ[n] || LeQ[9*p + 5*(n + 2), 0] || GeQ[n + p + 1
, 0] || (GeQ[n + p + 2, 0] && RationalQ[a, b, c, d, e, f]))))

Rubi steps

\begin {align*} \int \frac {(2+3 x) (3+5 x)}{\sqrt {1-2 x}} \, dx &=\int \left (\frac {77}{4 \sqrt {1-2 x}}-17 \sqrt {1-2 x}+\frac {15}{4} (1-2 x)^{3/2}\right ) \, dx\\ &=-\frac {77}{4} \sqrt {1-2 x}+\frac {17}{3} (1-2 x)^{3/2}-\frac {3}{4} (1-2 x)^{5/2}\\ \end {align*}

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Mathematica [A]  time = 0.01, size = 23, normalized size = 0.58 \begin {gather*} -\frac {1}{3} \sqrt {1-2 x} \left (9 x^2+25 x+43\right ) \end {gather*}

Antiderivative was successfully verified.

[In]

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

[Out]

-1/3*(Sqrt[1 - 2*x]*(43 + 25*x + 9*x^2))

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IntegrateAlgebraic [A]  time = 0.01, size = 31, normalized size = 0.78 \begin {gather*} -\frac {1}{12} \left (9 (1-2 x)^2-68 (1-2 x)+231\right ) \sqrt {1-2 x} \end {gather*}

Antiderivative was successfully verified.

[In]

IntegrateAlgebraic[((2 + 3*x)*(3 + 5*x))/Sqrt[1 - 2*x],x]

[Out]

-1/12*((231 - 68*(1 - 2*x) + 9*(1 - 2*x)^2)*Sqrt[1 - 2*x])

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fricas [A]  time = 1.50, size = 19, normalized size = 0.48 \begin {gather*} -\frac {1}{3} \, {\left (9 \, x^{2} + 25 \, x + 43\right )} \sqrt {-2 \, x + 1} \end {gather*}

Verification of antiderivative is not currently implemented for this CAS.

[In]

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

[Out]

-1/3*(9*x^2 + 25*x + 43)*sqrt(-2*x + 1)

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giac [A]  time = 0.88, size = 35, normalized size = 0.88 \begin {gather*} -\frac {3}{4} \, {\left (2 \, x - 1\right )}^{2} \sqrt {-2 \, x + 1} + \frac {17}{3} \, {\left (-2 \, x + 1\right )}^{\frac {3}{2}} - \frac {77}{4} \, \sqrt {-2 \, x + 1} \end {gather*}

Verification of antiderivative is not currently implemented for this CAS.

[In]

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

[Out]

-3/4*(2*x - 1)^2*sqrt(-2*x + 1) + 17/3*(-2*x + 1)^(3/2) - 77/4*sqrt(-2*x + 1)

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maple [A]  time = 0.00, size = 20, normalized size = 0.50 \begin {gather*} -\frac {\left (9 x^{2}+25 x +43\right ) \sqrt {-2 x +1}}{3} \end {gather*}

Verification of antiderivative is not currently implemented for this CAS.

[In]

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

[Out]

-1/3*(9*x^2+25*x+43)*(-2*x+1)^(1/2)

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maxima [A]  time = 0.55, size = 28, normalized size = 0.70 \begin {gather*} -\frac {3}{4} \, {\left (-2 \, x + 1\right )}^{\frac {5}{2}} + \frac {17}{3} \, {\left (-2 \, x + 1\right )}^{\frac {3}{2}} - \frac {77}{4} \, \sqrt {-2 \, x + 1} \end {gather*}

Verification of antiderivative is not currently implemented for this CAS.

[In]

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

[Out]

-3/4*(-2*x + 1)^(5/2) + 17/3*(-2*x + 1)^(3/2) - 77/4*sqrt(-2*x + 1)

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mupad [B]  time = 1.14, size = 23, normalized size = 0.58 \begin {gather*} -\frac {\sqrt {1-2\,x}\,\left (136\,x+9\,{\left (2\,x-1\right )}^2+163\right )}{12} \end {gather*}

Verification of antiderivative is not currently implemented for this CAS.

[In]

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

[Out]

-((1 - 2*x)^(1/2)*(136*x + 9*(2*x - 1)^2 + 163))/12

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sympy [A]  time = 16.84, size = 34, normalized size = 0.85 \begin {gather*} - \frac {3 \left (1 - 2 x\right )^{\frac {5}{2}}}{4} + \frac {17 \left (1 - 2 x\right )^{\frac {3}{2}}}{3} - \frac {77 \sqrt {1 - 2 x}}{4} \end {gather*}

Verification of antiderivative is not currently implemented for this CAS.

[In]

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

[Out]

-3*(1 - 2*x)**(5/2)/4 + 17*(1 - 2*x)**(3/2)/3 - 77*sqrt(1 - 2*x)/4

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