Optimal. Leaf size=26 \[ -2 \sqrt {1-x} \, _2F_1\left (\frac {1}{2},-n;\frac {3}{2};1-x\right ) \]
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Rubi [A]
time = 0.00, antiderivative size = 26, normalized size of antiderivative = 1.00, number of steps
used = 1, number of rules used = 1, integrand size = 13, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.077, Rules used = {67}
\begin {gather*} -2 \sqrt {1-x} \, _2F_1\left (\frac {1}{2},-n;\frac {3}{2};1-x\right ) \end {gather*}
Antiderivative was successfully verified.
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Rule 67
Rubi steps
\begin {align*} \int \frac {x^n}{\sqrt {1-x}} \, dx &=-2 \sqrt {1-x} \, _2F_1\left (\frac {1}{2},-n;\frac {3}{2};1-x\right )\\ \end {align*}
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Mathematica [A]
time = 0.03, size = 26, normalized size = 1.00 \begin {gather*} -2 \sqrt {1-x} \, _2F_1\left (\frac {1}{2},-n;\frac {3}{2};1-x\right ) \end {gather*}
Antiderivative was successfully verified.
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Maple [A]
time = 0.11, size = 23, normalized size = 0.88
method | result | size |
meijerg | \(\frac {x^{1+n} \hypergeom \left (\left [\frac {1}{2}, 1+n \right ], \left [2+n \right ], x\right )}{1+n}\) | \(23\) |
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 = 0.48, size = 26, normalized size = 1.00 \begin {gather*} - 2 i \sqrt {x - 1} {{}_{2}F_{1}\left (\begin {matrix} \frac {1}{2}, - n \\ \frac {3}{2} \end {matrix}\middle | {\left (x - 1\right ) e^{i \pi }} \right )} \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 = -0.04 \begin {gather*} \int \frac {x^n}{\sqrt {1-x}} \,d x \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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