Optimal. Leaf size=131 \[ \frac {2 \sqrt {1+\frac {1}{a x}} x^{1+m} \sqrt {c-a c x}}{(3+2 m) \sqrt {1-\frac {1}{a x}}}-\frac {2 (5+4 m) x^m \sqrt {c-a c x} \, _2F_1\left (\frac {1}{2},-\frac {1}{2}-m;\frac {1}{2}-m;-\frac {1}{a x}\right )}{a (1+2 m) (3+2 m) \sqrt {1-\frac {1}{a x}}} \]
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Rubi [A]
time = 0.17, antiderivative size = 131, normalized size of antiderivative = 1.00, number of steps
used = 4, number of rules used = 4, integrand size = 23, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.174, Rules used = {6311, 6316, 80,
66} \begin {gather*} \frac {2 \sqrt {\frac {1}{a x}+1} x^{m+1} \sqrt {c-a c x}}{(2 m+3) \sqrt {1-\frac {1}{a x}}}-\frac {2 (4 m+5) x^m \sqrt {c-a c x} \, _2F_1\left (\frac {1}{2},-m-\frac {1}{2};\frac {1}{2}-m;-\frac {1}{a x}\right )}{a (2 m+1) (2 m+3) \sqrt {1-\frac {1}{a x}}} \end {gather*}
Antiderivative was successfully verified.
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Rule 66
Rule 80
Rule 6311
Rule 6316
Rubi steps
\begin {align*} \int e^{-\coth ^{-1}(a x)} x^m \sqrt {c-a c x} \, dx &=\frac {\sqrt {c-a c x} \int e^{-\coth ^{-1}(a x)} \sqrt {1-\frac {1}{a x}} x^{\frac {1}{2}+m} \, dx}{\sqrt {1-\frac {1}{a x}} \sqrt {x}}\\ &=-\frac {\left (\left (\frac {1}{x}\right )^{\frac {1}{2}+m} x^m \sqrt {c-a c x}\right ) \text {Subst}\left (\int \frac {x^{-\frac {5}{2}-m} \left (1-\frac {x}{a}\right )}{\sqrt {1+\frac {x}{a}}} \, dx,x,\frac {1}{x}\right )}{\sqrt {1-\frac {1}{a x}}}\\ &=\frac {2 \sqrt {1+\frac {1}{a x}} x^{1+m} \sqrt {c-a c x}}{(3+2 m) \sqrt {1-\frac {1}{a x}}}+\frac {\left ((5+4 m) \left (\frac {1}{x}\right )^{\frac {1}{2}+m} x^m \sqrt {c-a c x}\right ) \text {Subst}\left (\int \frac {x^{-\frac {3}{2}-m}}{\sqrt {1+\frac {x}{a}}} \, dx,x,\frac {1}{x}\right )}{a (3+2 m) \sqrt {1-\frac {1}{a x}}}\\ &=\frac {2 \sqrt {1+\frac {1}{a x}} x^{1+m} \sqrt {c-a c x}}{(3+2 m) \sqrt {1-\frac {1}{a x}}}-\frac {2 (5+4 m) x^m \sqrt {c-a c x} \, _2F_1\left (\frac {1}{2},-\frac {1}{2}-m;\frac {1}{2}-m;-\frac {1}{a x}\right )}{a (1+2 m) (3+2 m) \sqrt {1-\frac {1}{a x}}}\\ \end {align*}
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Mathematica [A]
time = 0.08, size = 102, normalized size = 0.78 \begin {gather*} \frac {2 x^m \sqrt {c-a c x} \left (a (1+2 m) \sqrt {1+\frac {1}{a x}} x-(5+4 m) \, _2F_1\left (\frac {1}{2},-\frac {1}{2}-m;\frac {1}{2}-m;-\frac {1}{a x}\right )\right )}{a (1+2 m) (3+2 m) \sqrt {1-\frac {1}{a x}}} \end {gather*}
Antiderivative was successfully verified.
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Maple [F]
time = 0.06, size = 0, normalized size = 0.00 \[\int x^{m} \sqrt {-a c x +c}\, \sqrt {\frac {a x -1}{a x +1}}\, dx\]
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 [F(-1)] Timed out
time = 0.00, size = 0, normalized size = 0.00 \begin {gather*} \text {Timed out} \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 = -0.01 \begin {gather*} \int x^m\,\sqrt {c-a\,c\,x}\,\sqrt {\frac {a\,x-1}{a\,x+1}} \,d x \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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