Optimal. Leaf size=34 \[ -\frac {(-x)^{1+m} \, _2F_1\left (\frac {1}{2},1+m;2+m;-\frac {3 x}{2}\right )}{\sqrt {2} (1+m)} \]
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Rubi [A]
time = 0.00, antiderivative size = 34, normalized size of antiderivative = 1.00, number of steps
used = 1, number of rules used = 1, integrand size = 15, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.067, Rules used = {66}
\begin {gather*} -\frac {(-x)^{m+1} \, _2F_1\left (\frac {1}{2},m+1;m+2;-\frac {3 x}{2}\right )}{\sqrt {2} (m+1)} \end {gather*}
Antiderivative was successfully verified.
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Rule 66
Rubi steps
\begin {align*} \int \frac {(-x)^m}{\sqrt {2+3 x}} \, dx &=-\frac {(-x)^{1+m} \, _2F_1\left (\frac {1}{2},1+m;2+m;-\frac {3 x}{2}\right )}{\sqrt {2} (1+m)}\\ \end {align*}
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Mathematica [A]
time = 0.01, size = 32, normalized size = 0.94 \begin {gather*} \frac {(-x)^m x \, _2F_1\left (\frac {1}{2},1+m;2+m;-\frac {3 x}{2}\right )}{\sqrt {2} (1+m)} \end {gather*}
Antiderivative was successfully verified.
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Maple [A]
time = 0.10, size = 30, normalized size = 0.88
method | result | size |
meijerg | \(\frac {\sqrt {2}\, \left (-x \right )^{m} x \hypergeom \left (\left [\frac {1}{2}, 1+m \right ], \left [2+m \right ], -\frac {3 x}{2}\right )}{2+2 m}\) | \(30\) |
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [F]
time = 0.00, size = 0, normalized size = 0.00 \begin {gather*} \text {Failed to integrate} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [F]
time = 0.00, size = 0, normalized size = 0.00 \begin {gather*} \text {could not integrate} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [C] Result contains complex when optimal does not.
time = 0.55, size = 44, normalized size = 1.29 \begin {gather*} \frac {2 \cdot 2^{m} \sqrt {3} \cdot 3^{- m} \sqrt {x + \frac {2}{3}} {{}_{2}F_{1}\left (\begin {matrix} \frac {1}{2}, - m \\ \frac {3}{2} \end {matrix}\middle | {\frac {3 \left (x + \frac {2}{3}\right ) e^{2 i \pi }}{2}} \right )}}{3} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [F]
time = 0.00, size = 0, normalized size = 0.00 \begin {gather*} \text {could not integrate} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Mupad [F]
time = 0.00, size = -1, normalized size = -0.03 \begin {gather*} \int \frac {{\left (-x\right )}^m}{\sqrt {3\,x+2}} \,d x \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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