Optimal. Leaf size=163 \[ -\frac {2 c^3 (1-a x)^5}{a \sqrt {1-a^2 x^2}}-\frac {9 c^3 \sqrt {1-a^2 x^2} (1-a x)^3}{4 a}-\frac {21 c^3 \sqrt {1-a^2 x^2} (1-a x)^2}{4 a}-\frac {105 c^3 \sqrt {1-a^2 x^2} (1-a x)}{8 a}-\frac {315 c^3 \sqrt {1-a^2 x^2}}{8 a}-\frac {315 c^3 \sin ^{-1}(a x)}{8 a} \]
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Rubi [A] time = 0.13, antiderivative size = 163, normalized size of antiderivative = 1.00, number of steps used = 7, number of rules used = 5, integrand size = 18, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.278, Rules used = {6127, 669, 671, 641, 216} \[ -\frac {2 c^3 (1-a x)^5}{a \sqrt {1-a^2 x^2}}-\frac {9 c^3 \sqrt {1-a^2 x^2} (1-a x)^3}{4 a}-\frac {21 c^3 \sqrt {1-a^2 x^2} (1-a x)^2}{4 a}-\frac {105 c^3 \sqrt {1-a^2 x^2} (1-a x)}{8 a}-\frac {315 c^3 \sqrt {1-a^2 x^2}}{8 a}-\frac {315 c^3 \sin ^{-1}(a x)}{8 a} \]
Antiderivative was successfully verified.
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Rule 216
Rule 641
Rule 669
Rule 671
Rule 6127
Rubi steps
\begin {align*} \int e^{-3 \tanh ^{-1}(a x)} (c-a c x)^3 \, dx &=\frac {\int \frac {(c-a c x)^6}{\left (1-a^2 x^2\right )^{3/2}} \, dx}{c^3}\\ &=-\frac {2 c^3 (1-a x)^5}{a \sqrt {1-a^2 x^2}}-\frac {9 \int \frac {(c-a c x)^4}{\sqrt {1-a^2 x^2}} \, dx}{c}\\ &=-\frac {2 c^3 (1-a x)^5}{a \sqrt {1-a^2 x^2}}-\frac {9 c^3 (1-a x)^3 \sqrt {1-a^2 x^2}}{4 a}-\frac {63}{4} \int \frac {(c-a c x)^3}{\sqrt {1-a^2 x^2}} \, dx\\ &=-\frac {2 c^3 (1-a x)^5}{a \sqrt {1-a^2 x^2}}-\frac {21 c^3 (1-a x)^2 \sqrt {1-a^2 x^2}}{4 a}-\frac {9 c^3 (1-a x)^3 \sqrt {1-a^2 x^2}}{4 a}-\frac {1}{4} (105 c) \int \frac {(c-a c x)^2}{\sqrt {1-a^2 x^2}} \, dx\\ &=-\frac {2 c^3 (1-a x)^5}{a \sqrt {1-a^2 x^2}}-\frac {105 c^3 (1-a x) \sqrt {1-a^2 x^2}}{8 a}-\frac {21 c^3 (1-a x)^2 \sqrt {1-a^2 x^2}}{4 a}-\frac {9 c^3 (1-a x)^3 \sqrt {1-a^2 x^2}}{4 a}-\frac {1}{8} \left (315 c^2\right ) \int \frac {c-a c x}{\sqrt {1-a^2 x^2}} \, dx\\ &=-\frac {2 c^3 (1-a x)^5}{a \sqrt {1-a^2 x^2}}-\frac {315 c^3 \sqrt {1-a^2 x^2}}{8 a}-\frac {105 c^3 (1-a x) \sqrt {1-a^2 x^2}}{8 a}-\frac {21 c^3 (1-a x)^2 \sqrt {1-a^2 x^2}}{4 a}-\frac {9 c^3 (1-a x)^3 \sqrt {1-a^2 x^2}}{4 a}-\frac {1}{8} \left (315 c^3\right ) \int \frac {1}{\sqrt {1-a^2 x^2}} \, dx\\ &=-\frac {2 c^3 (1-a x)^5}{a \sqrt {1-a^2 x^2}}-\frac {315 c^3 \sqrt {1-a^2 x^2}}{8 a}-\frac {105 c^3 (1-a x) \sqrt {1-a^2 x^2}}{8 a}-\frac {21 c^3 (1-a x)^2 \sqrt {1-a^2 x^2}}{4 a}-\frac {9 c^3 (1-a x)^3 \sqrt {1-a^2 x^2}}{4 a}-\frac {315 c^3 \sin ^{-1}(a x)}{8 a}\\ \end {align*}
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Mathematica [C] time = 0.02, size = 45, normalized size = 0.28 \[ -\frac {c^3 (1-a x)^{11/2} \, _2F_1\left (\frac {3}{2},\frac {11}{2};\frac {13}{2};\frac {1}{2} (1-a x)\right )}{11 \sqrt {2} a} \]
Warning: Unable to verify antiderivative.
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fricas [A] time = 0.51, size = 118, normalized size = 0.72 \[ -\frac {496 \, a c^{3} x + 496 \, c^{3} - 630 \, {\left (a c^{3} x + c^{3}\right )} \arctan \left (\frac {\sqrt {-a^{2} x^{2} + 1} - 1}{a x}\right ) - {\left (2 \, a^{4} c^{3} x^{4} - 14 \, a^{3} c^{3} x^{3} + 51 \, a^{2} c^{3} x^{2} - 173 \, a c^{3} x - 496 \, c^{3}\right )} \sqrt {-a^{2} x^{2} + 1}}{8 \, {\left (a^{2} x + a\right )}} \]
Verification of antiderivative is not currently implemented for this CAS.
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giac [A] time = 0.25, size = 103, normalized size = 0.63 \[ -\frac {315 \, c^{3} \arcsin \left (a x\right ) \mathrm {sgn}\relax (a)}{8 \, {\left | a \right |}} - \frac {1}{8} \, \sqrt {-a^{2} x^{2} + 1} {\left (\frac {240 \, c^{3}}{a} - {\left (67 \, c^{3} + 2 \, {\left (a^{2} c^{3} x - 8 \, a c^{3}\right )} x\right )} x\right )} + \frac {64 \, c^{3}}{{\left (\frac {\sqrt {-a^{2} x^{2} + 1} {\left | a \right |} + a}{a^{2} x} + 1\right )} {\left | a \right |}} \]
Verification of antiderivative is not currently implemented for this CAS.
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maple [A] time = 0.05, size = 245, normalized size = 1.50 \[ -\frac {c^{3} x \left (-a^{2} x^{2}+1\right )^{\frac {3}{2}}}{4}-\frac {3 c^{3} x \sqrt {-a^{2} x^{2}+1}}{8}-\frac {3 c^{3} \arctan \left (\frac {\sqrt {a^{2}}\, x}{\sqrt {-a^{2} x^{2}+1}}\right )}{8 \sqrt {a^{2}}}-\frac {28 c^{3} \left (-a^{2} \left (x +\frac {1}{a}\right )^{2}+2 a \left (x +\frac {1}{a}\right )\right )^{\frac {5}{2}}}{a^{3} \left (x +\frac {1}{a}\right )^{2}}-\frac {26 c^{3} \left (-a^{2} \left (x +\frac {1}{a}\right )^{2}+2 a \left (x +\frac {1}{a}\right )\right )^{\frac {3}{2}}}{a}-39 c^{3} \sqrt {-a^{2} \left (x +\frac {1}{a}\right )^{2}+2 a \left (x +\frac {1}{a}\right )}\, x -\frac {39 c^{3} \arctan \left (\frac {\sqrt {a^{2}}\, x}{\sqrt {-a^{2} \left (x +\frac {1}{a}\right )^{2}+2 a \left (x +\frac {1}{a}\right )}}\right )}{\sqrt {a^{2}}}-\frac {8 c^{3} \left (-a^{2} \left (x +\frac {1}{a}\right )^{2}+2 a \left (x +\frac {1}{a}\right )\right )^{\frac {5}{2}}}{a^{4} \left (x +\frac {1}{a}\right )^{3}} \]
Verification of antiderivative is not currently implemented for this CAS.
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maxima [C] time = 0.45, size = 233, normalized size = 1.43 \[ -\frac {1}{4} \, {\left (-a^{2} x^{2} + 1\right )}^{\frac {3}{2}} c^{3} x + 3 \, \sqrt {a^{2} x^{2} + 4 \, a x + 3} c^{3} x - \frac {3}{8} \, \sqrt {-a^{2} x^{2} + 1} c^{3} x + \frac {8 \, {\left (-a^{2} x^{2} + 1\right )}^{\frac {3}{2}} c^{3}}{a^{3} x^{2} + 2 \, a^{2} x + a} - \frac {6 \, {\left (-a^{2} x^{2} + 1\right )}^{\frac {3}{2}} c^{3}}{a^{2} x + a} + \frac {2 \, {\left (-a^{2} x^{2} + 1\right )}^{\frac {3}{2}} c^{3}}{a} - \frac {3 i \, c^{3} \arcsin \left (a x + 2\right )}{a} - \frac {339 \, c^{3} \arcsin \left (a x\right )}{8 \, a} - \frac {48 \, \sqrt {-a^{2} x^{2} + 1} c^{3}}{a^{2} x + a} + \frac {6 \, \sqrt {a^{2} x^{2} + 4 \, a x + 3} c^{3}}{a} - \frac {18 \, \sqrt {-a^{2} x^{2} + 1} c^{3}}{a} \]
Verification of antiderivative is not currently implemented for this CAS.
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mupad [B] time = 0.82, size = 166, normalized size = 1.02 \[ \frac {32\,c^3\,\sqrt {1-a^2\,x^2}}{\left (x\,\sqrt {-a^2}+\frac {\sqrt {-a^2}}{a}\right )\,\sqrt {-a^2}}-\frac {315\,c^3\,\mathrm {asinh}\left (x\,\sqrt {-a^2}\right )}{8\,\sqrt {-a^2}}-\frac {\sqrt {1-a^2\,x^2}\,\left (\frac {4\,a^3\,c^3}{{\left (-a^2\right )}^{3/2}}-\frac {67\,c^3\,x\,\sqrt {-a^2}}{8}-\frac {26\,a\,c^3}{\sqrt {-a^2}}+\frac {c^3\,x^3\,{\left (-a^2\right )}^{3/2}}{4}+\frac {2\,a^5\,c^3\,x^2}{{\left (-a^2\right )}^{3/2}}\right )}{\sqrt {-a^2}} \]
Verification of antiderivative is not currently implemented for this CAS.
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sympy [F] time = 0.00, size = 0, normalized size = 0.00 \[ - c^{3} \left (\int \left (- \frac {\sqrt {- a^{2} x^{2} + 1}}{a^{3} x^{3} + 3 a^{2} x^{2} + 3 a x + 1}\right )\, dx + \int \frac {3 a x \sqrt {- a^{2} x^{2} + 1}}{a^{3} x^{3} + 3 a^{2} x^{2} + 3 a x + 1}\, dx + \int \left (- \frac {2 a^{2} x^{2} \sqrt {- a^{2} x^{2} + 1}}{a^{3} x^{3} + 3 a^{2} x^{2} + 3 a x + 1}\right )\, dx + \int \left (- \frac {2 a^{3} x^{3} \sqrt {- a^{2} x^{2} + 1}}{a^{3} x^{3} + 3 a^{2} x^{2} + 3 a x + 1}\right )\, dx + \int \frac {3 a^{4} x^{4} \sqrt {- a^{2} x^{2} + 1}}{a^{3} x^{3} + 3 a^{2} x^{2} + 3 a x + 1}\, dx + \int \left (- \frac {a^{5} x^{5} \sqrt {- a^{2} x^{2} + 1}}{a^{3} x^{3} + 3 a^{2} x^{2} + 3 a x + 1}\right )\, dx\right ) \]
Verification of antiderivative is not currently implemented for this CAS.
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