3.20.37 \(\int \frac {3+5 x}{(1-2 x)^{3/2}} \, dx\)

Optimal. Leaf size=27 \[ \frac {5}{2} \sqrt {1-2 x}+\frac {11}{2 \sqrt {1-2 x}} \]

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Rubi [A]  time = 0.01, antiderivative size = 27, normalized size of antiderivative = 1.00, number of steps used = 2, number of rules used = 1, integrand size = 15, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.067, Rules used = {43} \begin {gather*} \frac {5}{2} \sqrt {1-2 x}+\frac {11}{2 \sqrt {1-2 x}} \end {gather*}

Antiderivative was successfully verified.

[In]

Int[(3 + 5*x)/(1 - 2*x)^(3/2),x]

[Out]

11/(2*Sqrt[1 - 2*x]) + (5*Sqrt[1 - 2*x])/2

Rule 43

Int[((a_.) + (b_.)*(x_))^(m_.)*((c_.) + (d_.)*(x_))^(n_.), x_Symbol] :> Int[ExpandIntegrand[(a + b*x)^m*(c + d
*x)^n, x], x] /; FreeQ[{a, b, c, d, n}, x] && NeQ[b*c - a*d, 0] && IGtQ[m, 0] && ( !IntegerQ[n] || (EqQ[c, 0]
&& LeQ[7*m + 4*n + 4, 0]) || LtQ[9*m + 5*(n + 1), 0] || GtQ[m + n + 2, 0])

Rubi steps

\begin {align*} \int \frac {3+5 x}{(1-2 x)^{3/2}} \, dx &=\int \left (\frac {11}{2 (1-2 x)^{3/2}}-\frac {5}{2 \sqrt {1-2 x}}\right ) \, dx\\ &=\frac {11}{2 \sqrt {1-2 x}}+\frac {5}{2} \sqrt {1-2 x}\\ \end {align*}

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Mathematica [A]  time = 0.01, size = 15, normalized size = 0.56 \begin {gather*} \frac {8-5 x}{\sqrt {1-2 x}} \end {gather*}

Antiderivative was successfully verified.

[In]

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

[Out]

(8 - 5*x)/Sqrt[1 - 2*x]

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IntegrateAlgebraic [A]  time = 0.02, size = 22, normalized size = 0.81 \begin {gather*} \frac {5 (1-2 x)+11}{2 \sqrt {1-2 x}} \end {gather*}

Antiderivative was successfully verified.

[In]

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

[Out]

(11 + 5*(1 - 2*x))/(2*Sqrt[1 - 2*x])

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fricas [A]  time = 1.44, size = 20, normalized size = 0.74 \begin {gather*} \frac {{\left (5 \, x - 8\right )} \sqrt {-2 \, x + 1}}{2 \, x - 1} \end {gather*}

Verification of antiderivative is not currently implemented for this CAS.

[In]

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

[Out]

(5*x - 8)*sqrt(-2*x + 1)/(2*x - 1)

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giac [A]  time = 1.18, size = 19, normalized size = 0.70 \begin {gather*} \frac {5}{2} \, \sqrt {-2 \, x + 1} + \frac {11}{2 \, \sqrt {-2 \, x + 1}} \end {gather*}

Verification of antiderivative is not currently implemented for this CAS.

[In]

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

[Out]

5/2*sqrt(-2*x + 1) + 11/2/sqrt(-2*x + 1)

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maple [A]  time = 0.00, size = 15, normalized size = 0.56 \begin {gather*} -\frac {5 x -8}{\sqrt {-2 x +1}} \end {gather*}

Verification of antiderivative is not currently implemented for this CAS.

[In]

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

[Out]

-(5*x-8)/(-2*x+1)^(1/2)

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maxima [A]  time = 0.50, size = 19, normalized size = 0.70 \begin {gather*} \frac {5}{2} \, \sqrt {-2 \, x + 1} + \frac {11}{2 \, \sqrt {-2 \, x + 1}} \end {gather*}

Verification of antiderivative is not currently implemented for this CAS.

[In]

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

[Out]

5/2*sqrt(-2*x + 1) + 11/2/sqrt(-2*x + 1)

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mupad [B]  time = 0.03, size = 14, normalized size = 0.52 \begin {gather*} -\frac {5\,x-8}{\sqrt {1-2\,x}} \end {gather*}

Verification of antiderivative is not currently implemented for this CAS.

[In]

int((5*x + 3)/(1 - 2*x)^(3/2),x)

[Out]

-(5*x - 8)/(1 - 2*x)^(1/2)

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sympy [A]  time = 0.35, size = 20, normalized size = 0.74 \begin {gather*} - \frac {5 x}{\sqrt {1 - 2 x}} + \frac {8}{\sqrt {1 - 2 x}} \end {gather*}

Verification of antiderivative is not currently implemented for this CAS.

[In]

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

[Out]

-5*x/sqrt(1 - 2*x) + 8/sqrt(1 - 2*x)

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