Integrand size = 35, antiderivative size = 35 \[ \int \frac {(a+b x)^2 \cot ^{-1}(a+b x)}{\sqrt [3]{1+a^2+2 a b x+b^2 x^2}} \, dx=\text {Int}\left (\frac {(a+b x)^2 \cot ^{-1}(a+b x)}{\sqrt [3]{1+(a+b x)^2}},x\right ) \]
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Not integrable
Time = 0.09 (sec) , antiderivative size = 35, normalized size of antiderivative = 1.00, number of steps used = 0, number of rules used = 0, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.000, Rules used = {} \[ \int \frac {(a+b x)^2 \cot ^{-1}(a+b x)}{\sqrt [3]{1+a^2+2 a b x+b^2 x^2}} \, dx=\int \frac {(a+b x)^2 \cot ^{-1}(a+b x)}{\sqrt [3]{1+a^2+2 a b x+b^2 x^2}} \, dx \]
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Rubi steps \begin{align*} \text {integral}& = \frac {\text {Subst}\left (\int \frac {x^2 \cot ^{-1}(x)}{\sqrt [3]{1+x^2}} \, dx,x,a+b x\right )}{b} \\ \end{align*}
Leaf count is larger than twice the leaf count of optimal. \(198\) vs. \(2(30)=60\).
Time = 0.74 (sec) , antiderivative size = 198, normalized size of antiderivative = 5.66 \[ \int \frac {(a+b x)^2 \cot ^{-1}(a+b x)}{\sqrt [3]{1+a^2+2 a b x+b^2 x^2}} \, dx=\frac {3 \left (\operatorname {Gamma}\left (\frac {11}{6}\right ) \operatorname {Gamma}\left (\frac {7}{3}\right ) \left (5 \left (1+(a+b x)^2\right ) \left (3 \left (7+(a+b x)^2\right )+4 (a+b x) \left (-2+(a+b x)^2\right ) \cot ^{-1}(a+b x)\right )-24 (a+b x) \cot ^{-1}(a+b x) \operatorname {Hypergeometric2F1}\left (1,\frac {4}{3},\frac {11}{6},\frac {1}{1+a^2+2 a b x+b^2 x^2}\right )\right )+5 \sqrt [3]{2} \sqrt {\pi } \operatorname {Gamma}\left (\frac {5}{3}\right ) \, _3F_2\left (1,\frac {4}{3},\frac {4}{3};\frac {11}{6},\frac {7}{3};\frac {1}{1+a^2+2 a b x+b^2 x^2}\right )\right )}{140 b \sqrt [3]{1+a^2+2 a b x+b^2 x^2} \left (1+(a+b x)^2\right ) \operatorname {Gamma}\left (\frac {11}{6}\right ) \operatorname {Gamma}\left (\frac {7}{3}\right )} \]
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Not integrable
Time = 0.88 (sec) , antiderivative size = 33, normalized size of antiderivative = 0.94
\[\int \frac {\left (b x +a \right )^{2} \operatorname {arccot}\left (b x +a \right )}{\left (b^{2} x^{2}+2 a b x +a^{2}+1\right )^{\frac {1}{3}}}d x\]
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Not integrable
Time = 0.28 (sec) , antiderivative size = 44, normalized size of antiderivative = 1.26 \[ \int \frac {(a+b x)^2 \cot ^{-1}(a+b x)}{\sqrt [3]{1+a^2+2 a b x+b^2 x^2}} \, dx=\int { \frac {{\left (b x + a\right )}^{2} \operatorname {arccot}\left (b x + a\right )}{{\left (b^{2} x^{2} + 2 \, a b x + a^{2} + 1\right )}^{\frac {1}{3}}} \,d x } \]
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Not integrable
Time = 3.45 (sec) , antiderivative size = 36, normalized size of antiderivative = 1.03 \[ \int \frac {(a+b x)^2 \cot ^{-1}(a+b x)}{\sqrt [3]{1+a^2+2 a b x+b^2 x^2}} \, dx=\int \frac {\left (a + b x\right )^{2} \operatorname {acot}{\left (a + b x \right )}}{\sqrt [3]{a^{2} + 2 a b x + b^{2} x^{2} + 1}}\, dx \]
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Not integrable
Time = 0.36 (sec) , antiderivative size = 35, normalized size of antiderivative = 1.00 \[ \int \frac {(a+b x)^2 \cot ^{-1}(a+b x)}{\sqrt [3]{1+a^2+2 a b x+b^2 x^2}} \, dx=\int { \frac {{\left (b x + a\right )}^{2} \operatorname {arccot}\left (b x + a\right )}{{\left (b^{2} x^{2} + 2 \, a b x + a^{2} + 1\right )}^{\frac {1}{3}}} \,d x } \]
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Not integrable
Time = 0.50 (sec) , antiderivative size = 35, normalized size of antiderivative = 1.00 \[ \int \frac {(a+b x)^2 \cot ^{-1}(a+b x)}{\sqrt [3]{1+a^2+2 a b x+b^2 x^2}} \, dx=\int { \frac {{\left (b x + a\right )}^{2} \operatorname {arccot}\left (b x + a\right )}{{\left (b^{2} x^{2} + 2 \, a b x + a^{2} + 1\right )}^{\frac {1}{3}}} \,d x } \]
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Not integrable
Time = 0.88 (sec) , antiderivative size = 35, normalized size of antiderivative = 1.00 \[ \int \frac {(a+b x)^2 \cot ^{-1}(a+b x)}{\sqrt [3]{1+a^2+2 a b x+b^2 x^2}} \, dx=\int \frac {\mathrm {acot}\left (a+b\,x\right )\,{\left (a+b\,x\right )}^2}{{\left (a^2+2\,a\,b\,x+b^2\,x^2+1\right )}^{1/3}} \,d x \]
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