Optimal. Leaf size=111 \[ \frac{\log (x)}{2 \sqrt [3]{k}}+\frac{\log (1-(k+1) x)}{2 \sqrt [3]{k}}-\frac{3 \log \left (\sqrt [3]{(1-x) x (1-k x)}-\sqrt [3]{k} x\right )}{2 \sqrt [3]{k}}+\frac{\sqrt{3} \tan ^{-1}\left (\frac{\frac{2 \sqrt [3]{k} x}{\sqrt [3]{(1-x) x (1-k x)}}+1}{\sqrt{3}}\right )}{\sqrt [3]{k}} \]
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Rubi [F] time = 0.610747, antiderivative size = 0, normalized size of antiderivative = 0., number of steps used = 0, number of rules used = 0, integrand size = 0, \(\frac{\text{number of rules}}{\text{integrand size}}\) = 0., Rules used = {} \[ \int \frac{2-(1+k) x}{\sqrt [3]{(1-x) x (1-k x)} (1-(1+k) x)} \, dx \]
Verification is Not applicable to the result.
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Rubi steps
\begin{align*} \int \frac{2-(1+k) x}{\sqrt [3]{(1-x) x (1-k x)} (1-(1+k) x)} \, dx &=\frac{\left (\sqrt [3]{1-x} \sqrt [3]{x} \sqrt [3]{1-k x}\right ) \int \frac{2-(1+k) x}{\sqrt [3]{1-x} \sqrt [3]{x} \sqrt [3]{1-k x} (1-(1+k) x)} \, dx}{\sqrt [3]{(1-x) x (1-k x)}}\\ &=\frac{\left (\sqrt [3]{1-x} \sqrt [3]{x} \sqrt [3]{1-k x}\right ) \int \frac{1}{\sqrt [3]{1-x} \sqrt [3]{x} \sqrt [3]{1-k x}} \, dx}{\sqrt [3]{(1-x) x (1-k x)}}+\frac{\left (\sqrt [3]{1-x} \sqrt [3]{x} \sqrt [3]{1-k x}\right ) \int \frac{1}{\sqrt [3]{1-x} \sqrt [3]{x} (1+(-1-k) x) \sqrt [3]{1-k x}} \, dx}{\sqrt [3]{(1-x) x (1-k x)}}\\ &=\frac{3 \sqrt [3]{1-x} x \sqrt [3]{1-k x} F_1\left (\frac{2}{3};\frac{1}{3},\frac{1}{3};\frac{5}{3};x,k x\right )}{2 \sqrt [3]{(1-x) x (1-k x)}}+\frac{\left (\sqrt [3]{1-x} \sqrt [3]{x} \sqrt [3]{1-k x}\right ) \int \frac{1}{\sqrt [3]{1-x} \sqrt [3]{x} (1+(-1-k) x) \sqrt [3]{1-k x}} \, dx}{\sqrt [3]{(1-x) x (1-k x)}}\\ \end{align*}
Mathematica [F] time = 1.63514, size = 0, normalized size = 0. \[ \int \frac{2-(1+k) x}{\sqrt [3]{(1-x) x (1-k x)} (1-(1+k) x)} \, dx \]
Verification is Not applicable to the result.
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Maple [F] time = 0.038, size = 0, normalized size = 0. \begin{align*} \int{\frac{2- \left ( 1+k \right ) x}{1- \left ( 1+k \right ) x}{\frac{1}{\sqrt [3]{ \left ( 1-x \right ) x \left ( -kx+1 \right ) }}}}\, dx \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [F] time = 0., size = 0, normalized size = 0. \begin{align*} \int \frac{{\left (k + 1\right )} x - 2}{\left ({\left (k x - 1\right )}{\left (x - 1\right )} x\right )^{\frac{1}{3}}{\left ({\left (k + 1\right )} x - 1\right )}}\,{d x} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [F(-1)] time = 0., size = 0, normalized size = 0. \begin{align*} \text{Timed out} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [F(-1)] time = 0., size = 0, normalized size = 0. \begin{align*} \text{Timed out} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [F] time = 0., size = 0, normalized size = 0. \begin{align*} \int \frac{{\left (k + 1\right )} x - 2}{\left ({\left (k x - 1\right )}{\left (x - 1\right )} x\right )^{\frac{1}{3}}{\left ({\left (k + 1\right )} x - 1\right )}}\,{d x} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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