Optimal. Leaf size=237 \[ -\frac {x^2 \tan ^{-1}(a x)^3}{3 a^2 c \left (a^2 c x^2+c\right )^{3/2}}+\frac {2 x^2 \tan ^{-1}(a x)}{9 a^2 c \left (a^2 c x^2+c\right )^{3/2}}-\frac {2 x^3}{27 a c \left (a^2 c x^2+c\right )^{3/2}}+\frac {x^3 \tan ^{-1}(a x)^2}{3 a c \left (a^2 c x^2+c\right )^{3/2}}-\frac {2 \tan ^{-1}(a x)^3}{3 a^4 c^2 \sqrt {a^2 c x^2+c}}+\frac {40 \tan ^{-1}(a x)}{9 a^4 c^2 \sqrt {a^2 c x^2+c}}-\frac {40 x}{9 a^3 c^2 \sqrt {a^2 c x^2+c}}+\frac {2 x \tan ^{-1}(a x)^2}{a^3 c^2 \sqrt {a^2 c x^2+c}} \]
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Rubi [A] time = 0.41, antiderivative size = 237, normalized size of antiderivative = 1.00, number of steps used = 7, number of rules used = 5, integrand size = 24, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.208, Rules used = {4940, 4930, 4898, 191, 4938} \[ -\frac {40 x}{9 a^3 c^2 \sqrt {a^2 c x^2+c}}+\frac {2 x \tan ^{-1}(a x)^2}{a^3 c^2 \sqrt {a^2 c x^2+c}}-\frac {2 \tan ^{-1}(a x)^3}{3 a^4 c^2 \sqrt {a^2 c x^2+c}}+\frac {40 \tan ^{-1}(a x)}{9 a^4 c^2 \sqrt {a^2 c x^2+c}}-\frac {2 x^3}{27 a c \left (a^2 c x^2+c\right )^{3/2}}+\frac {x^3 \tan ^{-1}(a x)^2}{3 a c \left (a^2 c x^2+c\right )^{3/2}}-\frac {x^2 \tan ^{-1}(a x)^3}{3 a^2 c \left (a^2 c x^2+c\right )^{3/2}}+\frac {2 x^2 \tan ^{-1}(a x)}{9 a^2 c \left (a^2 c x^2+c\right )^{3/2}} \]
Antiderivative was successfully verified.
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Rule 191
Rule 4898
Rule 4930
Rule 4938
Rule 4940
Rubi steps
\begin {align*} \int \frac {x^3 \tan ^{-1}(a x)^3}{\left (c+a^2 c x^2\right )^{5/2}} \, dx &=\frac {x^3 \tan ^{-1}(a x)^2}{3 a c \left (c+a^2 c x^2\right )^{3/2}}-\frac {x^2 \tan ^{-1}(a x)^3}{3 a^2 c \left (c+a^2 c x^2\right )^{3/2}}-\frac {2}{3} \int \frac {x^3 \tan ^{-1}(a x)}{\left (c+a^2 c x^2\right )^{5/2}} \, dx+\frac {2 \int \frac {x \tan ^{-1}(a x)^3}{\left (c+a^2 c x^2\right )^{3/2}} \, dx}{3 a^2 c}\\ &=-\frac {2 x^3}{27 a c \left (c+a^2 c x^2\right )^{3/2}}+\frac {2 x^2 \tan ^{-1}(a x)}{9 a^2 c \left (c+a^2 c x^2\right )^{3/2}}+\frac {x^3 \tan ^{-1}(a x)^2}{3 a c \left (c+a^2 c x^2\right )^{3/2}}-\frac {x^2 \tan ^{-1}(a x)^3}{3 a^2 c \left (c+a^2 c x^2\right )^{3/2}}-\frac {2 \tan ^{-1}(a x)^3}{3 a^4 c^2 \sqrt {c+a^2 c x^2}}+\frac {2 \int \frac {\tan ^{-1}(a x)^2}{\left (c+a^2 c x^2\right )^{3/2}} \, dx}{a^3 c}-\frac {4 \int \frac {x \tan ^{-1}(a x)}{\left (c+a^2 c x^2\right )^{3/2}} \, dx}{9 a^2 c}\\ &=-\frac {2 x^3}{27 a c \left (c+a^2 c x^2\right )^{3/2}}+\frac {2 x^2 \tan ^{-1}(a x)}{9 a^2 c \left (c+a^2 c x^2\right )^{3/2}}+\frac {40 \tan ^{-1}(a x)}{9 a^4 c^2 \sqrt {c+a^2 c x^2}}+\frac {x^3 \tan ^{-1}(a x)^2}{3 a c \left (c+a^2 c x^2\right )^{3/2}}+\frac {2 x \tan ^{-1}(a x)^2}{a^3 c^2 \sqrt {c+a^2 c x^2}}-\frac {x^2 \tan ^{-1}(a x)^3}{3 a^2 c \left (c+a^2 c x^2\right )^{3/2}}-\frac {2 \tan ^{-1}(a x)^3}{3 a^4 c^2 \sqrt {c+a^2 c x^2}}-\frac {4 \int \frac {1}{\left (c+a^2 c x^2\right )^{3/2}} \, dx}{9 a^3 c}-\frac {4 \int \frac {1}{\left (c+a^2 c x^2\right )^{3/2}} \, dx}{a^3 c}\\ &=-\frac {2 x^3}{27 a c \left (c+a^2 c x^2\right )^{3/2}}-\frac {40 x}{9 a^3 c^2 \sqrt {c+a^2 c x^2}}+\frac {2 x^2 \tan ^{-1}(a x)}{9 a^2 c \left (c+a^2 c x^2\right )^{3/2}}+\frac {40 \tan ^{-1}(a x)}{9 a^4 c^2 \sqrt {c+a^2 c x^2}}+\frac {x^3 \tan ^{-1}(a x)^2}{3 a c \left (c+a^2 c x^2\right )^{3/2}}+\frac {2 x \tan ^{-1}(a x)^2}{a^3 c^2 \sqrt {c+a^2 c x^2}}-\frac {x^2 \tan ^{-1}(a x)^3}{3 a^2 c \left (c+a^2 c x^2\right )^{3/2}}-\frac {2 \tan ^{-1}(a x)^3}{3 a^4 c^2 \sqrt {c+a^2 c x^2}}\\ \end {align*}
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Mathematica [A] time = 0.14, size = 104, normalized size = 0.44 \[ \frac {\sqrt {a^2 c x^2+c} \left (-2 a x \left (61 a^2 x^2+60\right )-9 \left (3 a^2 x^2+2\right ) \tan ^{-1}(a x)^3+9 a x \left (7 a^2 x^2+6\right ) \tan ^{-1}(a x)^2+6 \left (21 a^2 x^2+20\right ) \tan ^{-1}(a x)\right )}{27 a^4 c^3 \left (a^2 x^2+1\right )^2} \]
Antiderivative was successfully verified.
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fricas [A] time = 0.41, size = 113, normalized size = 0.48 \[ -\frac {{\left (122 \, a^{3} x^{3} + 9 \, {\left (3 \, a^{2} x^{2} + 2\right )} \arctan \left (a x\right )^{3} - 9 \, {\left (7 \, a^{3} x^{3} + 6 \, a x\right )} \arctan \left (a x\right )^{2} + 120 \, a x - 6 \, {\left (21 \, a^{2} x^{2} + 20\right )} \arctan \left (a x\right )\right )} \sqrt {a^{2} c x^{2} + c}}{27 \, {\left (a^{8} c^{3} x^{4} + 2 \, a^{6} c^{3} x^{2} + a^{4} c^{3}\right )}} \]
Verification of antiderivative is not currently implemented for this CAS.
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giac [F(-2)] time = 0.00, size = 0, normalized size = 0.00 \[ \text {Exception raised: TypeError} \]
Verification of antiderivative is not currently implemented for this CAS.
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maple [C] time = 2.63, size = 312, normalized size = 1.32 \[ -\frac {\left (9 i \arctan \left (a x \right )^{2}+9 \arctan \left (a x \right )^{3}-2 i-6 \arctan \left (a x \right )\right ) \left (i x^{3} a^{3}+3 a^{2} x^{2}-3 i a x -1\right ) \sqrt {c \left (a x -i\right ) \left (a x +i\right )}}{216 \left (a^{2} x^{2}+1\right )^{2} c^{3} a^{4}}-\frac {3 \left (\arctan \left (a x \right )^{3}-6 \arctan \left (a x \right )+3 i \arctan \left (a x \right )^{2}-6 i\right ) \left (i a x +1\right ) \sqrt {c \left (a x -i\right ) \left (a x +i\right )}}{8 a^{4} c^{3} \left (a^{2} x^{2}+1\right )}+\frac {3 \sqrt {c \left (a x -i\right ) \left (a x +i\right )}\, \left (i a x -1\right ) \left (\arctan \left (a x \right )^{3}-6 \arctan \left (a x \right )-3 i \arctan \left (a x \right )^{2}+6 i\right )}{8 a^{4} c^{3} \left (a^{2} x^{2}+1\right )}+\frac {\left (-9 i \arctan \left (a x \right )^{2}+9 \arctan \left (a x \right )^{3}+2 i-6 \arctan \left (a x \right )\right ) \sqrt {c \left (a x -i\right ) \left (a x +i\right )}\, \left (i x^{3} a^{3}-3 a^{2} x^{2}-3 i a x +1\right )}{216 \left (a^{4} x^{4}+2 a^{2} x^{2}+1\right ) c^{3} a^{4}} \]
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 \[ \int \frac {x^{3} \arctan \left (a x\right )^{3}}{{\left (a^{2} c x^{2} + c\right )}^{\frac {5}{2}}}\,{d x} \]
Verification of antiderivative is not currently implemented for this CAS.
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mupad [F] time = 0.00, size = -1, normalized size = -0.00 \[ \int \frac {x^3\,{\mathrm {atan}\left (a\,x\right )}^3}{{\left (c\,a^2\,x^2+c\right )}^{5/2}} \,d x \]
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 \[ \int \frac {x^{3} \operatorname {atan}^{3}{\left (a x \right )}}{\left (c \left (a^{2} x^{2} + 1\right )\right )^{\frac {5}{2}}}\, dx \]
Verification of antiderivative is not currently implemented for this CAS.
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