Optimal. Leaf size=185 \[ \frac {(a x+1)^3}{9 a c^4 \left (1-a^2 x^2\right )^{9/2}}-\frac {22 (a x+1)^2}{21 a c^4 \left (1-a^2 x^2\right )^{7/2}}+\frac {478 (a x+1)}{105 a c^4 \left (1-a^2 x^2\right )^{5/2}}+\frac {\sqrt {1-a^2 x^2}}{a c^4}+\frac {4 (431 a x+630)}{315 a c^4 \sqrt {1-a^2 x^2}}-\frac {2 (829 a x+1155)}{315 a c^4 \left (1-a^2 x^2\right )^{3/2}}-\frac {3 \sin ^{-1}(a x)}{a c^4} \]
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Rubi [A] time = 0.56, antiderivative size = 185, normalized size of antiderivative = 1.00, number of steps used = 9, number of rules used = 6, integrand size = 22, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.273, Rules used = {6157, 6148, 1635, 1814, 641, 216} \[ \frac {(a x+1)^3}{9 a c^4 \left (1-a^2 x^2\right )^{9/2}}-\frac {22 (a x+1)^2}{21 a c^4 \left (1-a^2 x^2\right )^{7/2}}+\frac {478 (a x+1)}{105 a c^4 \left (1-a^2 x^2\right )^{5/2}}+\frac {\sqrt {1-a^2 x^2}}{a c^4}+\frac {4 (431 a x+630)}{315 a c^4 \sqrt {1-a^2 x^2}}-\frac {2 (829 a x+1155)}{315 a c^4 \left (1-a^2 x^2\right )^{3/2}}-\frac {3 \sin ^{-1}(a x)}{a c^4} \]
Antiderivative was successfully verified.
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Rule 216
Rule 641
Rule 1635
Rule 1814
Rule 6148
Rule 6157
Rubi steps
\begin {align*} \int \frac {e^{3 \tanh ^{-1}(a x)}}{\left (c-\frac {c}{a^2 x^2}\right )^4} \, dx &=\frac {a^8 \int \frac {e^{3 \tanh ^{-1}(a x)} x^8}{\left (1-a^2 x^2\right )^4} \, dx}{c^4}\\ &=\frac {a^8 \int \frac {x^8 (1+a x)^3}{\left (1-a^2 x^2\right )^{11/2}} \, dx}{c^4}\\ &=\frac {(1+a x)^3}{9 a c^4 \left (1-a^2 x^2\right )^{9/2}}-\frac {a^8 \int \frac {(1+a x)^2 \left (\frac {3}{a^8}+\frac {9 x}{a^7}+\frac {9 x^2}{a^6}+\frac {9 x^3}{a^5}+\frac {9 x^4}{a^4}+\frac {9 x^5}{a^3}+\frac {9 x^6}{a^2}+\frac {9 x^7}{a}\right )}{\left (1-a^2 x^2\right )^{9/2}} \, dx}{9 c^4}\\ &=\frac {(1+a x)^3}{9 a c^4 \left (1-a^2 x^2\right )^{9/2}}-\frac {22 (1+a x)^2}{21 a c^4 \left (1-a^2 x^2\right )^{7/2}}+\frac {a^8 \int \frac {(1+a x) \left (\frac {111}{a^8}+\frac {378 x}{a^7}+\frac {315 x^2}{a^6}+\frac {252 x^3}{a^5}+\frac {189 x^4}{a^4}+\frac {126 x^5}{a^3}+\frac {63 x^6}{a^2}\right )}{\left (1-a^2 x^2\right )^{7/2}} \, dx}{63 c^4}\\ &=\frac {(1+a x)^3}{9 a c^4 \left (1-a^2 x^2\right )^{9/2}}-\frac {22 (1+a x)^2}{21 a c^4 \left (1-a^2 x^2\right )^{7/2}}+\frac {478 (1+a x)}{105 a c^4 \left (1-a^2 x^2\right )^{5/2}}-\frac {a^8 \int \frac {\frac {879}{a^8}+\frac {4725 x}{a^7}+\frac {3150 x^2}{a^6}+\frac {1890 x^3}{a^5}+\frac {945 x^4}{a^4}+\frac {315 x^5}{a^3}}{\left (1-a^2 x^2\right )^{5/2}} \, dx}{315 c^4}\\ &=\frac {(1+a x)^3}{9 a c^4 \left (1-a^2 x^2\right )^{9/2}}-\frac {22 (1+a x)^2}{21 a c^4 \left (1-a^2 x^2\right )^{7/2}}+\frac {478 (1+a x)}{105 a c^4 \left (1-a^2 x^2\right )^{5/2}}-\frac {2 (1155+829 a x)}{315 a c^4 \left (1-a^2 x^2\right )^{3/2}}+\frac {a^8 \int \frac {\frac {2337}{a^8}+\frac {6615 x}{a^7}+\frac {2835 x^2}{a^6}+\frac {945 x^3}{a^5}}{\left (1-a^2 x^2\right )^{3/2}} \, dx}{945 c^4}\\ &=\frac {(1+a x)^3}{9 a c^4 \left (1-a^2 x^2\right )^{9/2}}-\frac {22 (1+a x)^2}{21 a c^4 \left (1-a^2 x^2\right )^{7/2}}+\frac {478 (1+a x)}{105 a c^4 \left (1-a^2 x^2\right )^{5/2}}-\frac {2 (1155+829 a x)}{315 a c^4 \left (1-a^2 x^2\right )^{3/2}}+\frac {4 (630+431 a x)}{315 a c^4 \sqrt {1-a^2 x^2}}-\frac {a^8 \int \frac {\frac {2835}{a^8}+\frac {945 x}{a^7}}{\sqrt {1-a^2 x^2}} \, dx}{945 c^4}\\ &=\frac {(1+a x)^3}{9 a c^4 \left (1-a^2 x^2\right )^{9/2}}-\frac {22 (1+a x)^2}{21 a c^4 \left (1-a^2 x^2\right )^{7/2}}+\frac {478 (1+a x)}{105 a c^4 \left (1-a^2 x^2\right )^{5/2}}-\frac {2 (1155+829 a x)}{315 a c^4 \left (1-a^2 x^2\right )^{3/2}}+\frac {4 (630+431 a x)}{315 a c^4 \sqrt {1-a^2 x^2}}+\frac {\sqrt {1-a^2 x^2}}{a c^4}-\frac {3 \int \frac {1}{\sqrt {1-a^2 x^2}} \, dx}{c^4}\\ &=\frac {(1+a x)^3}{9 a c^4 \left (1-a^2 x^2\right )^{9/2}}-\frac {22 (1+a x)^2}{21 a c^4 \left (1-a^2 x^2\right )^{7/2}}+\frac {478 (1+a x)}{105 a c^4 \left (1-a^2 x^2\right )^{5/2}}-\frac {2 (1155+829 a x)}{315 a c^4 \left (1-a^2 x^2\right )^{3/2}}+\frac {4 (630+431 a x)}{315 a c^4 \sqrt {1-a^2 x^2}}+\frac {\sqrt {1-a^2 x^2}}{a c^4}-\frac {3 \sin ^{-1}(a x)}{a c^4}\\ \end {align*}
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Mathematica [A] time = 0.15, size = 124, normalized size = 0.67 \[ \frac {-315 a^7 x^7+2669 a^6 x^6-2967 a^5 x^5-4029 a^4 x^4+7399 a^3 x^3-339 a^2 x^2-945 (a x-1)^4 (a x+1) \sqrt {1-a^2 x^2} \sin ^{-1}(a x)-4047 a x+1664}{315 a c^4 (a x-1)^4 (a x+1) \sqrt {1-a^2 x^2}} \]
Antiderivative was successfully verified.
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fricas [A] time = 0.72, size = 281, normalized size = 1.52 \[ \frac {1664 \, a^{7} x^{7} - 4992 \, a^{6} x^{6} + 1664 \, a^{5} x^{5} + 8320 \, a^{4} x^{4} - 8320 \, a^{3} x^{3} - 1664 \, a^{2} x^{2} + 4992 \, a x + 1890 \, {\left (a^{7} x^{7} - 3 \, a^{6} x^{6} + a^{5} x^{5} + 5 \, a^{4} x^{4} - 5 \, a^{3} x^{3} - a^{2} x^{2} + 3 \, a x - 1\right )} \arctan \left (\frac {\sqrt {-a^{2} x^{2} + 1} - 1}{a x}\right ) + {\left (315 \, a^{7} x^{7} - 2669 \, a^{6} x^{6} + 2967 \, a^{5} x^{5} + 4029 \, a^{4} x^{4} - 7399 \, a^{3} x^{3} + 339 \, a^{2} x^{2} + 4047 \, a x - 1664\right )} \sqrt {-a^{2} x^{2} + 1} - 1664}{315 \, {\left (a^{8} c^{4} x^{7} - 3 \, a^{7} c^{4} x^{6} + a^{6} c^{4} x^{5} + 5 \, a^{5} c^{4} x^{4} - 5 \, a^{4} c^{4} x^{3} - a^{3} c^{4} x^{2} + 3 \, a^{2} c^{4} x - a c^{4}\right )}} \]
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 \[ \int \frac {{\left (a x + 1\right )}^{3}}{{\left (-a^{2} x^{2} + 1\right )}^{\frac {3}{2}} {\left (c - \frac {c}{a^{2} x^{2}}\right )}^{4}}\,{d x} \]
Verification of antiderivative is not currently implemented for this CAS.
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maple [B] time = 0.06, size = 367, normalized size = 1.98 \[ -\frac {a \,x^{2}}{c^{4} \sqrt {-a^{2} x^{2}+1}}+\frac {9}{a \,c^{4} \sqrt {-a^{2} x^{2}+1}}+\frac {16 x}{c^{4} \sqrt {-a^{2} x^{2}+1}}-\frac {3 \arctan \left (\frac {\sqrt {a^{2}}\, x}{\sqrt {-a^{2} x^{2}+1}}\right )}{c^{4} \sqrt {a^{2}}}+\frac {5111}{2520 a^{3} c^{4} \left (x -\frac {1}{a}\right )^{2} \sqrt {-a^{2} \left (x -\frac {1}{a}\right )^{2}-2 a \left (x -\frac {1}{a}\right )}}+\frac {26633}{5040 a^{2} c^{4} \left (x -\frac {1}{a}\right ) \sqrt {-a^{2} \left (x -\frac {1}{a}\right )^{2}-2 a \left (x -\frac {1}{a}\right )}}-\frac {26633 x}{2520 c^{4} \sqrt {-a^{2} \left (x -\frac {1}{a}\right )^{2}-2 a \left (x -\frac {1}{a}\right )}}+\frac {1}{18 a^{5} c^{4} \left (x -\frac {1}{a}\right )^{4} \sqrt {-a^{2} \left (x -\frac {1}{a}\right )^{2}-2 a \left (x -\frac {1}{a}\right )}}+\frac {125}{252 a^{4} c^{4} \left (x -\frac {1}{a}\right )^{3} \sqrt {-a^{2} \left (x -\frac {1}{a}\right )^{2}-2 a \left (x -\frac {1}{a}\right )}}-\frac {1}{48 a^{2} c^{4} \left (x +\frac {1}{a}\right ) \sqrt {-a^{2} \left (x +\frac {1}{a}\right )^{2}+2 a \left (x +\frac {1}{a}\right )}}+\frac {x}{24 c^{4} \sqrt {-a^{2} \left (x +\frac {1}{a}\right )^{2}+2 a \left (x +\frac {1}{a}\right )}} \]
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 \[ \int \frac {{\left (a x + 1\right )}^{3}}{{\left (-a^{2} x^{2} + 1\right )}^{\frac {3}{2}} {\left (c - \frac {c}{a^{2} x^{2}}\right )}^{4}}\,{d x} \]
Verification of antiderivative is not currently implemented for this CAS.
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mupad [B] time = 4.43, size = 2165, normalized size = 11.70 \[ \text {result too large to display} \]
Verification of antiderivative is not currently implemented for this CAS.
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sympy [F(-1)] time = 0.00, size = 0, normalized size = 0.00 \[ \text {Timed out} \]
Verification of antiderivative is not currently implemented for this CAS.
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