3.1031 \(\int (a+b x) \, dx\)

Optimal. Leaf size=12 \[ a x+\frac{b x^2}{2} \]

[Out]

a*x + (b*x^2)/2

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Rubi [A]  time = 0.0020981, antiderivative size = 12, normalized size of antiderivative = 1., number of steps used = 1, number of rules used = 0, integrand size = 5, \(\frac{\text{number of rules}}{\text{integrand size}}\) = 0., Rules used = {} \[ a x+\frac{b x^2}{2} \]

Antiderivative was successfully verified.

[In]

Int[a + b*x,x]

[Out]

a*x + (b*x^2)/2

Rubi steps

\begin{align*} \int (a+b x) \, dx &=a x+\frac{b x^2}{2}\\ \end{align*}

Mathematica [A]  time = 0.0000315, size = 12, normalized size = 1. \[ a x+\frac{b x^2}{2} \]

Antiderivative was successfully verified.

[In]

Integrate[a + b*x,x]

[Out]

a*x + (b*x^2)/2

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Maple [A]  time = 0.001, size = 11, normalized size = 0.9 \begin{align*} ax+{\frac{b{x}^{2}}{2}} \end{align*}

Verification of antiderivative is not currently implemented for this CAS.

[In]

int(b*x+a,x)

[Out]

a*x+1/2*b*x^2

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Maxima [A]  time = 0.978564, size = 14, normalized size = 1.17 \begin{align*} \frac{1}{2} \, b x^{2} + a x \end{align*}

Verification of antiderivative is not currently implemented for this CAS.

[In]

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

[Out]

1/2*b*x^2 + a*x

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Fricas [A]  time = 1.33125, size = 23, normalized size = 1.92 \begin{align*} \frac{1}{2} x^{2} b + x a \end{align*}

Verification of antiderivative is not currently implemented for this CAS.

[In]

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

[Out]

1/2*x^2*b + x*a

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Sympy [A]  time = 0.050369, size = 8, normalized size = 0.67 \begin{align*} a x + \frac{b x^{2}}{2} \end{align*}

Verification of antiderivative is not currently implemented for this CAS.

[In]

integrate(b*x+a,x)

[Out]

a*x + b*x**2/2

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Giac [A]  time = 1.03693, size = 14, normalized size = 1.17 \begin{align*} \frac{1}{2} \, b x^{2} + a x \end{align*}

Verification of antiderivative is not currently implemented for this CAS.

[In]

integrate(b*x+a,x, algorithm="giac")

[Out]

1/2*b*x^2 + a*x