3.250 \(\int \frac{a+b x}{x^{10}} \, dx\)

Optimal. Leaf size=17 \[ -\frac{a}{9 x^9}-\frac{b}{8 x^8} \]

[Out]

-a/(9*x^9) - b/(8*x^8)

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Rubi [A]  time = 0.0047767, antiderivative size = 17, normalized size of antiderivative = 1., number of steps used = 2, number of rules used = 1, integrand size = 9, \(\frac{\text{number of rules}}{\text{integrand size}}\) = 0.111, Rules used = {43} \[ -\frac{a}{9 x^9}-\frac{b}{8 x^8} \]

Antiderivative was successfully verified.

[In]

Int[(a + b*x)/x^10,x]

[Out]

-a/(9*x^9) - b/(8*x^8)

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{a+b x}{x^{10}} \, dx &=\int \left (\frac{a}{x^{10}}+\frac{b}{x^9}\right ) \, dx\\ &=-\frac{a}{9 x^9}-\frac{b}{8 x^8}\\ \end{align*}

Mathematica [A]  time = 0.0036081, size = 17, normalized size = 1. \[ -\frac{a}{9 x^9}-\frac{b}{8 x^8} \]

Antiderivative was successfully verified.

[In]

Integrate[(a + b*x)/x^10,x]

[Out]

-a/(9*x^9) - b/(8*x^8)

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Maple [A]  time = 0.003, size = 14, normalized size = 0.8 \begin{align*} -{\frac{a}{9\,{x}^{9}}}-{\frac{b}{8\,{x}^{8}}} \end{align*}

Verification of antiderivative is not currently implemented for this CAS.

[In]

int((b*x+a)/x^10,x)

[Out]

-1/9*a/x^9-1/8*b/x^8

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Maxima [A]  time = 1.03029, size = 18, normalized size = 1.06 \begin{align*} -\frac{9 \, b x + 8 \, a}{72 \, x^{9}} \end{align*}

Verification of antiderivative is not currently implemented for this CAS.

[In]

integrate((b*x+a)/x^10,x, algorithm="maxima")

[Out]

-1/72*(9*b*x + 8*a)/x^9

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Fricas [A]  time = 1.72476, size = 34, normalized size = 2. \begin{align*} -\frac{9 \, b x + 8 \, a}{72 \, x^{9}} \end{align*}

Verification of antiderivative is not currently implemented for this CAS.

[In]

integrate((b*x+a)/x^10,x, algorithm="fricas")

[Out]

-1/72*(9*b*x + 8*a)/x^9

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Sympy [A]  time = 0.412731, size = 14, normalized size = 0.82 \begin{align*} - \frac{8 a + 9 b x}{72 x^{9}} \end{align*}

Verification of antiderivative is not currently implemented for this CAS.

[In]

integrate((b*x+a)/x**10,x)

[Out]

-(8*a + 9*b*x)/(72*x**9)

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Giac [A]  time = 1.21106, size = 18, normalized size = 1.06 \begin{align*} -\frac{9 \, b x + 8 \, a}{72 \, x^{9}} \end{align*}

Verification of antiderivative is not currently implemented for this CAS.

[In]

integrate((b*x+a)/x^10,x, algorithm="giac")

[Out]

-1/72*(9*b*x + 8*a)/x^9