Optimal. Leaf size=206 \[ \frac {\sqrt [3]{1-\frac {9 e^2 x^2}{d^2}} \log (d+e x)}{4 e \sqrt [3]{d^2-9 e^2 x^2}}-\frac {3 \sqrt [3]{1-\frac {9 e^2 x^2}{d^2}} \log \left (-\frac {1}{2} \left (1-\frac {3 e x}{d}\right )^{2/3}-\sqrt [3]{\frac {3 e x}{d}+1}\right )}{8 e \sqrt [3]{d^2-9 e^2 x^2}}+\frac {\sqrt {3} \sqrt [3]{1-\frac {9 e^2 x^2}{d^2}} \tan ^{-1}\left (\frac {1}{\sqrt {3}}-\frac {\left (1-\frac {3 e x}{d}\right )^{2/3}}{\sqrt {3} \sqrt [3]{\frac {3 e x}{d}+1}}\right )}{4 e \sqrt [3]{d^2-9 e^2 x^2}} \]
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Rubi [A] time = 0.07, antiderivative size = 206, normalized size of antiderivative = 1.00, number of steps used = 3, number of rules used = 3, integrand size = 24, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.125, Rules used = {754, 753, 123} \[ \frac {\sqrt [3]{1-\frac {9 e^2 x^2}{d^2}} \log (d+e x)}{4 e \sqrt [3]{d^2-9 e^2 x^2}}-\frac {3 \sqrt [3]{1-\frac {9 e^2 x^2}{d^2}} \log \left (-\frac {1}{2} \left (1-\frac {3 e x}{d}\right )^{2/3}-\sqrt [3]{\frac {3 e x}{d}+1}\right )}{8 e \sqrt [3]{d^2-9 e^2 x^2}}+\frac {\sqrt {3} \sqrt [3]{1-\frac {9 e^2 x^2}{d^2}} \tan ^{-1}\left (\frac {1}{\sqrt {3}}-\frac {\left (1-\frac {3 e x}{d}\right )^{2/3}}{\sqrt {3} \sqrt [3]{\frac {3 e x}{d}+1}}\right )}{4 e \sqrt [3]{d^2-9 e^2 x^2}} \]
Antiderivative was successfully verified.
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Rule 123
Rule 753
Rule 754
Rubi steps
\begin {align*} \int \frac {1}{(d+e x) \sqrt [3]{d^2-9 e^2 x^2}} \, dx &=\frac {\sqrt [3]{1-\frac {9 e^2 x^2}{d^2}} \int \frac {1}{(d+e x) \sqrt [3]{1-\frac {9 e^2 x^2}{d^2}}} \, dx}{\sqrt [3]{d^2-9 e^2 x^2}}\\ &=\frac {\sqrt [3]{1-\frac {9 e^2 x^2}{d^2}} \int \frac {1}{(d+e x) \sqrt [3]{1-\frac {3 e x}{d}} \sqrt [3]{1+\frac {3 e x}{d}}} \, dx}{\sqrt [3]{d^2-9 e^2 x^2}}\\ &=\frac {\sqrt {3} \sqrt [3]{1-\frac {9 e^2 x^2}{d^2}} \tan ^{-1}\left (\frac {1}{\sqrt {3}}-\frac {\left (1-\frac {3 e x}{d}\right )^{2/3}}{\sqrt {3} \sqrt [3]{1+\frac {3 e x}{d}}}\right )}{4 e \sqrt [3]{d^2-9 e^2 x^2}}+\frac {\sqrt [3]{1-\frac {9 e^2 x^2}{d^2}} \log (d+e x)}{4 e \sqrt [3]{d^2-9 e^2 x^2}}-\frac {3 \sqrt [3]{1-\frac {9 e^2 x^2}{d^2}} \log \left (-\frac {1}{2} \left (1-\frac {3 e x}{d}\right )^{2/3}-\sqrt [3]{1+\frac {3 e x}{d}}\right )}{8 e \sqrt [3]{d^2-9 e^2 x^2}}\\ \end {align*}
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Mathematica [C] time = 0.11, size = 155, normalized size = 0.75 \[ -\frac {\sqrt [3]{3} \sqrt [3]{-\frac {e \left (\sqrt {\frac {d^2}{e^2}}-3 x\right )}{d+e x}} \sqrt [3]{\frac {e \left (\sqrt {\frac {d^2}{e^2}}+3 x\right )}{d+e x}} F_1\left (\frac {2}{3};\frac {1}{3},\frac {1}{3};\frac {5}{3};\frac {3 d-\sqrt {\frac {d^2}{e^2}} e}{3 d+3 e x},\frac {3 d+\sqrt {\frac {d^2}{e^2}} e}{3 d+3 e x}\right )}{2 e \sqrt [3]{d^2-9 e^2 x^2}} \]
Warning: Unable to verify antiderivative.
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fricas [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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giac [F] time = 0.00, size = 0, normalized size = 0.00 \[ \int \frac {1}{{\left (-9 \, e^{2} x^{2} + d^{2}\right )}^{\frac {1}{3}} {\left (e x + d\right )}}\,{d x} \]
Verification of antiderivative is not currently implemented for this CAS.
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maple [F] time = 0.85, size = 0, normalized size = 0.00 \[ \int \frac {1}{\left (e x +d \right ) \left (-9 e^{2} x^{2}+d^{2}\right )^{\frac {1}{3}}}\, dx \]
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 \[ \int \frac {1}{{\left (-9 \, e^{2} x^{2} + d^{2}\right )}^{\frac {1}{3}} {\left (e x + d\right )}}\,{d x} \]
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 \[ \int \frac {1}{{\left (d^2-9\,e^2\,x^2\right )}^{1/3}\,\left (d+e\,x\right )} \,d x \]
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 \[ \int \frac {1}{\sqrt [3]{- \left (- d + 3 e x\right ) \left (d + 3 e x\right )} \left (d + e x\right )}\, dx \]
Verification of antiderivative is not currently implemented for this CAS.
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