3.1.5 \(\int (a+b x^2) \, dx\)

Optimal. Leaf size=12 \[ a x+\frac {b x^3}{3} \]

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Rubi [A]  time = 0.00, antiderivative size = 12, normalized size of antiderivative = 1.00, number of steps used = 1, number of rules used = 0, integrand size = 7, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.000, Rules used = {} \begin {gather*} a x+\frac {b x^3}{3} \end {gather*}

Antiderivative was successfully verified.

[In]

Int[a + b*x^2,x]

[Out]

a*x + (b*x^3)/3

Rubi steps

\begin {align*} \int \left (a+b x^2\right ) \, dx &=a x+\frac {b x^3}{3}\\ \end {align*}

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Mathematica [A]  time = 0.00, size = 12, normalized size = 1.00 \begin {gather*} a x+\frac {b x^3}{3} \end {gather*}

Antiderivative was successfully verified.

[In]

Integrate[a + b*x^2,x]

[Out]

a*x + (b*x^3)/3

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IntegrateAlgebraic [F]  time = 0.00, size = 0, normalized size = 0.00 \begin {gather*} \int \left (a+b x^2\right ) \, dx \end {gather*}

Verification is not applicable to the result.

[In]

IntegrateAlgebraic[a + b*x^2,x]

[Out]

IntegrateAlgebraic[a + b*x^2, x]

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fricas [A]  time = 0.99, size = 10, normalized size = 0.83 \begin {gather*} \frac {1}{3} x^{3} b + x a \end {gather*}

Verification of antiderivative is not currently implemented for this CAS.

[In]

integrate(b*x^2+a,x, algorithm="fricas")

[Out]

1/3*x^3*b + x*a

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giac [A]  time = 0.94, size = 10, normalized size = 0.83 \begin {gather*} \frac {1}{3} \, b x^{3} + a x \end {gather*}

Verification of antiderivative is not currently implemented for this CAS.

[In]

integrate(b*x^2+a,x, algorithm="giac")

[Out]

1/3*b*x^3 + a*x

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maple [A]  time = 0.00, size = 11, normalized size = 0.92 \begin {gather*} \frac {1}{3} b \,x^{3}+a x \end {gather*}

Verification of antiderivative is not currently implemented for this CAS.

[In]

int(b*x^2+a,x)

[Out]

a*x+1/3*b*x^3

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maxima [A]  time = 1.34, size = 10, normalized size = 0.83 \begin {gather*} \frac {1}{3} \, b x^{3} + a x \end {gather*}

Verification of antiderivative is not currently implemented for this CAS.

[In]

integrate(b*x^2+a,x, algorithm="maxima")

[Out]

1/3*b*x^3 + a*x

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mupad [B]  time = 0.02, size = 10, normalized size = 0.83 \begin {gather*} \frac {b\,x^3}{3}+a\,x \end {gather*}

Verification of antiderivative is not currently implemented for this CAS.

[In]

int(a + b*x^2,x)

[Out]

a*x + (b*x^3)/3

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sympy [A]  time = 0.06, size = 8, normalized size = 0.67 \begin {gather*} a x + \frac {b x^{3}}{3} \end {gather*}

Verification of antiderivative is not currently implemented for this CAS.

[In]

integrate(b*x**2+a,x)

[Out]

a*x + b*x**3/3

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