Optimal. Leaf size=16 \[ \frac {3}{2} \sqrt [3]{x^2+2 x-3} \]
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Rubi [A] time = 0.00, antiderivative size = 16, normalized size of antiderivative = 1.00, number of steps used = 1, number of rules used = 1, integrand size = 16, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.062, Rules used = {629} \begin {gather*} \frac {3}{2} \sqrt [3]{x^2+2 x-3} \end {gather*}
Antiderivative was successfully verified.
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Rule 629
Rubi steps
\begin {align*} \int \frac {1+x}{\left (-3+2 x+x^2\right )^{2/3}} \, dx &=\frac {3}{2} \sqrt [3]{-3+2 x+x^2}\\ \end {align*}
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Mathematica [A] time = 0.00, size = 16, normalized size = 1.00 \begin {gather*} \frac {3}{2} \sqrt [3]{x^2+2 x-3} \end {gather*}
Antiderivative was successfully verified.
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IntegrateAlgebraic [A] time = 0.01, size = 16, normalized size = 1.00 \begin {gather*} \frac {3}{2} \sqrt [3]{x^2+2 x-3} \end {gather*}
Antiderivative was successfully verified.
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fricas [A] time = 0.40, size = 12, normalized size = 0.75 \begin {gather*} \frac {3}{2} \, {\left (x^{2} + 2 \, x - 3\right )}^{\frac {1}{3}} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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giac [A] time = 0.16, size = 12, normalized size = 0.75 \begin {gather*} \frac {3}{2} \, {\left (x^{2} + 2 \, x - 3\right )}^{\frac {1}{3}} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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maple [A] time = 0.04, size = 19, normalized size = 1.19 \begin {gather*} \frac {3 \left (x +3\right ) \left (x -1\right )}{2 \left (x^{2}+2 x -3\right )^{\frac {2}{3}}} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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maxima [A] time = 1.29, size = 12, normalized size = 0.75 \begin {gather*} \frac {3}{2} \, {\left (x^{2} + 2 \, x - 3\right )}^{\frac {1}{3}} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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mupad [B] time = 0.60, size = 11, normalized size = 0.69 \begin {gather*} \frac {3\,{\left (\left (x-1\right )\,\left (x+3\right )\right )}^{1/3}}{2} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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sympy [A] time = 0.17, size = 14, normalized size = 0.88 \begin {gather*} \frac {3 \sqrt [3]{x^{2} + 2 x - 3}}{2} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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