Optimal. Leaf size=142 \[ -\frac {7 a^2 \tanh ^{-1}\left (\frac {\sqrt {c-a^2 c x^2}}{\sqrt {c}}\right )}{2 c^{3/2}}-\frac {2 a \sqrt {c-a^2 c x^2}}{c^2 x}-\frac {\sqrt {c-a^2 c x^2}}{2 c^2 x^2}+\frac {a^2 (10 a x+9)}{3 c \sqrt {c-a^2 c x^2}}+\frac {2 a^2 (a x+1)}{3 \left (c-a^2 c x^2\right )^{3/2}} \]
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Rubi [A] time = 0.42, antiderivative size = 142, normalized size of antiderivative = 1.00, number of steps used = 8, number of rules used = 7, integrand size = 27, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.259, Rules used = {6151, 1805, 1807, 807, 266, 63, 208} \[ -\frac {2 a \sqrt {c-a^2 c x^2}}{c^2 x}-\frac {\sqrt {c-a^2 c x^2}}{2 c^2 x^2}-\frac {7 a^2 \tanh ^{-1}\left (\frac {\sqrt {c-a^2 c x^2}}{\sqrt {c}}\right )}{2 c^{3/2}}+\frac {a^2 (10 a x+9)}{3 c \sqrt {c-a^2 c x^2}}+\frac {2 a^2 (a x+1)}{3 \left (c-a^2 c x^2\right )^{3/2}} \]
Antiderivative was successfully verified.
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Rule 63
Rule 208
Rule 266
Rule 807
Rule 1805
Rule 1807
Rule 6151
Rubi steps
\begin {align*} \int \frac {e^{2 \tanh ^{-1}(a x)}}{x^3 \left (c-a^2 c x^2\right )^{3/2}} \, dx &=c \int \frac {(1+a x)^2}{x^3 \left (c-a^2 c x^2\right )^{5/2}} \, dx\\ &=\frac {2 a^2 (1+a x)}{3 \left (c-a^2 c x^2\right )^{3/2}}-\frac {1}{3} \int \frac {-3-6 a x-6 a^2 x^2-4 a^3 x^3}{x^3 \left (c-a^2 c x^2\right )^{3/2}} \, dx\\ &=\frac {2 a^2 (1+a x)}{3 \left (c-a^2 c x^2\right )^{3/2}}+\frac {a^2 (9+10 a x)}{3 c \sqrt {c-a^2 c x^2}}+\frac {\int \frac {3+6 a x+9 a^2 x^2}{x^3 \sqrt {c-a^2 c x^2}} \, dx}{3 c}\\ &=\frac {2 a^2 (1+a x)}{3 \left (c-a^2 c x^2\right )^{3/2}}+\frac {a^2 (9+10 a x)}{3 c \sqrt {c-a^2 c x^2}}-\frac {\sqrt {c-a^2 c x^2}}{2 c^2 x^2}-\frac {\int \frac {-12 a c-21 a^2 c x}{x^2 \sqrt {c-a^2 c x^2}} \, dx}{6 c^2}\\ &=\frac {2 a^2 (1+a x)}{3 \left (c-a^2 c x^2\right )^{3/2}}+\frac {a^2 (9+10 a x)}{3 c \sqrt {c-a^2 c x^2}}-\frac {\sqrt {c-a^2 c x^2}}{2 c^2 x^2}-\frac {2 a \sqrt {c-a^2 c x^2}}{c^2 x}+\frac {\left (7 a^2\right ) \int \frac {1}{x \sqrt {c-a^2 c x^2}} \, dx}{2 c}\\ &=\frac {2 a^2 (1+a x)}{3 \left (c-a^2 c x^2\right )^{3/2}}+\frac {a^2 (9+10 a x)}{3 c \sqrt {c-a^2 c x^2}}-\frac {\sqrt {c-a^2 c x^2}}{2 c^2 x^2}-\frac {2 a \sqrt {c-a^2 c x^2}}{c^2 x}+\frac {\left (7 a^2\right ) \operatorname {Subst}\left (\int \frac {1}{x \sqrt {c-a^2 c x}} \, dx,x,x^2\right )}{4 c}\\ &=\frac {2 a^2 (1+a x)}{3 \left (c-a^2 c x^2\right )^{3/2}}+\frac {a^2 (9+10 a x)}{3 c \sqrt {c-a^2 c x^2}}-\frac {\sqrt {c-a^2 c x^2}}{2 c^2 x^2}-\frac {2 a \sqrt {c-a^2 c x^2}}{c^2 x}-\frac {7 \operatorname {Subst}\left (\int \frac {1}{\frac {1}{a^2}-\frac {x^2}{a^2 c}} \, dx,x,\sqrt {c-a^2 c x^2}\right )}{2 c^2}\\ &=\frac {2 a^2 (1+a x)}{3 \left (c-a^2 c x^2\right )^{3/2}}+\frac {a^2 (9+10 a x)}{3 c \sqrt {c-a^2 c x^2}}-\frac {\sqrt {c-a^2 c x^2}}{2 c^2 x^2}-\frac {2 a \sqrt {c-a^2 c x^2}}{c^2 x}-\frac {7 a^2 \tanh ^{-1}\left (\frac {\sqrt {c-a^2 c x^2}}{\sqrt {c}}\right )}{2 c^{3/2}}\\ \end {align*}
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Mathematica [A] time = 0.15, size = 105, normalized size = 0.74 \[ -\frac {7 a^2 \log \left (\sqrt {c} \sqrt {c-a^2 c x^2}+c\right )}{2 c^{3/2}}+\frac {7 a^2 \log (x)}{2 c^{3/2}}-\frac {\left (32 a^3 x^3-43 a^2 x^2+6 a x+3\right ) \sqrt {c-a^2 c x^2}}{6 c^2 x^2 (a x-1)^2} \]
Warning: Unable to verify antiderivative.
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fricas [A] time = 0.87, size = 266, normalized size = 1.87 \[ \left [\frac {21 \, {\left (a^{4} x^{4} - 2 \, a^{3} x^{3} + a^{2} x^{2}\right )} \sqrt {c} \log \left (-\frac {a^{2} c x^{2} + 2 \, \sqrt {-a^{2} c x^{2} + c} \sqrt {c} - 2 \, c}{x^{2}}\right ) - 2 \, {\left (32 \, a^{3} x^{3} - 43 \, a^{2} x^{2} + 6 \, a x + 3\right )} \sqrt {-a^{2} c x^{2} + c}}{12 \, {\left (a^{2} c^{2} x^{4} - 2 \, a c^{2} x^{3} + c^{2} x^{2}\right )}}, -\frac {21 \, {\left (a^{4} x^{4} - 2 \, a^{3} x^{3} + a^{2} x^{2}\right )} \sqrt {-c} \arctan \left (\frac {\sqrt {-a^{2} c x^{2} + c} \sqrt {-c}}{a^{2} c x^{2} - c}\right ) + {\left (32 \, a^{3} x^{3} - 43 \, a^{2} x^{2} + 6 \, a x + 3\right )} \sqrt {-a^{2} c x^{2} + c}}{6 \, {\left (a^{2} c^{2} x^{4} - 2 \, a c^{2} x^{3} + c^{2} x^{2}\right )}}\right ] \]
Verification of antiderivative is not currently implemented for this CAS.
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giac [A] time = 0.41, size = 204, normalized size = 1.44 \[ a^{4} c^{2} {\left (\frac {7 \, \arctan \left (-\frac {\sqrt {-a^{2} c} x - \sqrt {-a^{2} c x^{2} + c}}{\sqrt {-c}}\right )}{a^{2} \sqrt {-c} c^{3}} - \frac {{\left (\sqrt {-a^{2} c} x - \sqrt {-a^{2} c x^{2} + c}\right )}^{3} a - 4 \, {\left (\sqrt {-a^{2} c} x - \sqrt {-a^{2} c x^{2} + c}\right )}^{2} \sqrt {-c} {\left | a \right |} + {\left (\sqrt {-a^{2} c} x - \sqrt {-a^{2} c x^{2} + c}\right )} a c + 4 \, \sqrt {-c} c {\left | a \right |}}{{\left ({\left (\sqrt {-a^{2} c} x - \sqrt {-a^{2} c x^{2} + c}\right )}^{2} - c\right )}^{2} a^{3} c^{3}}\right )} \]
Verification of antiderivative is not currently implemented for this CAS.
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maple [A] time = 0.05, size = 205, normalized size = 1.44 \[ \frac {7 a^{2}}{2 c \sqrt {-a^{2} c \,x^{2}+c}}-\frac {7 a^{2} \ln \left (\frac {2 c +2 \sqrt {c}\, \sqrt {-a^{2} c \,x^{2}+c}}{x}\right )}{2 c^{\frac {3}{2}}}-\frac {2 a}{c x \sqrt {-a^{2} c \,x^{2}+c}}+\frac {4 a^{3} x}{c \sqrt {-a^{2} c \,x^{2}+c}}-\frac {2 a}{3 c \left (x -\frac {1}{a}\right ) \sqrt {-\left (x -\frac {1}{a}\right )^{2} a^{2} c -2 a c \left (x -\frac {1}{a}\right )}}+\frac {4 a^{3} x}{3 c \sqrt {-\left (x -\frac {1}{a}\right )^{2} a^{2} c -2 a c \left (x -\frac {1}{a}\right )}}-\frac {1}{2 c \,x^{2} \sqrt {-a^{2} c \,x^{2}+c}} \]
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 \[ -\int \frac {{\left (a x + 1\right )}^{2}}{{\left (-a^{2} c x^{2} + c\right )}^{\frac {3}{2}} {\left (a^{2} x^{2} - 1\right )} x^{3}}\,{d x} \]
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 \[ -\int \frac {{\left (a\,x+1\right )}^2}{x^3\,{\left (c-a^2\,c\,x^2\right )}^{3/2}\,\left (a^2\,x^2-1\right )} \,d x \]
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 \[ - \int \frac {a x}{- a^{3} c x^{6} \sqrt {- a^{2} c x^{2} + c} + a^{2} c x^{5} \sqrt {- a^{2} c x^{2} + c} + a c x^{4} \sqrt {- a^{2} c x^{2} + c} - c x^{3} \sqrt {- a^{2} c x^{2} + c}}\, dx - \int \frac {1}{- a^{3} c x^{6} \sqrt {- a^{2} c x^{2} + c} + a^{2} c x^{5} \sqrt {- a^{2} c x^{2} + c} + a c x^{4} \sqrt {- a^{2} c x^{2} + c} - c x^{3} \sqrt {- a^{2} c x^{2} + c}}\, dx \]
Verification of antiderivative is not currently implemented for this CAS.
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