Optimal. Leaf size=140 \[ -\frac {\log (a+b x)}{2 \sqrt [3]{b} (b c-a d)^{2/3}}+\frac {3 \log \left (\sqrt [3]{b c-a d}-\sqrt [3]{b} \sqrt [3]{c+d x}\right )}{2 \sqrt [3]{b} (b c-a d)^{2/3}}-\frac {\sqrt {3} \tan ^{-1}\left (\frac {\frac {2 \sqrt [3]{b} \sqrt [3]{c+d x}}{\sqrt [3]{b c-a d}}+1}{\sqrt {3}}\right )}{\sqrt [3]{b} (b c-a d)^{2/3}} \]
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Rubi [A] time = 0.07, antiderivative size = 140, normalized size of antiderivative = 1.00, number of steps used = 4, number of rules used = 4, integrand size = 17, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.235, Rules used = {57, 617, 204, 31} \begin {gather*} -\frac {\log (a+b x)}{2 \sqrt [3]{b} (b c-a d)^{2/3}}+\frac {3 \log \left (\sqrt [3]{b c-a d}-\sqrt [3]{b} \sqrt [3]{c+d x}\right )}{2 \sqrt [3]{b} (b c-a d)^{2/3}}-\frac {\sqrt {3} \tan ^{-1}\left (\frac {\frac {2 \sqrt [3]{b} \sqrt [3]{c+d x}}{\sqrt [3]{b c-a d}}+1}{\sqrt {3}}\right )}{\sqrt [3]{b} (b c-a d)^{2/3}} \end {gather*}
Antiderivative was successfully verified.
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Rule 31
Rule 57
Rule 204
Rule 617
Rubi steps
\begin {align*} \int \frac {1}{(a+b x) (c+d x)^{2/3}} \, dx &=-\frac {\log (a+b x)}{2 \sqrt [3]{b} (b c-a d)^{2/3}}-\frac {3 \operatorname {Subst}\left (\int \frac {1}{\frac {\sqrt [3]{b c-a d}}{\sqrt [3]{b}}-x} \, dx,x,\sqrt [3]{c+d x}\right )}{2 \sqrt [3]{b} (b c-a d)^{2/3}}-\frac {3 \operatorname {Subst}\left (\int \frac {1}{\frac {(b c-a d)^{2/3}}{b^{2/3}}+\frac {\sqrt [3]{b c-a d} x}{\sqrt [3]{b}}+x^2} \, dx,x,\sqrt [3]{c+d x}\right )}{2 b^{2/3} \sqrt [3]{b c-a d}}\\ &=-\frac {\log (a+b x)}{2 \sqrt [3]{b} (b c-a d)^{2/3}}+\frac {3 \log \left (\sqrt [3]{b c-a d}-\sqrt [3]{b} \sqrt [3]{c+d x}\right )}{2 \sqrt [3]{b} (b c-a d)^{2/3}}+\frac {3 \operatorname {Subst}\left (\int \frac {1}{-3-x^2} \, dx,x,1+\frac {2 \sqrt [3]{b} \sqrt [3]{c+d x}}{\sqrt [3]{b c-a d}}\right )}{\sqrt [3]{b} (b c-a d)^{2/3}}\\ &=-\frac {\sqrt {3} \tan ^{-1}\left (\frac {1+\frac {2 \sqrt [3]{b} \sqrt [3]{c+d x}}{\sqrt [3]{b c-a d}}}{\sqrt {3}}\right )}{\sqrt [3]{b} (b c-a d)^{2/3}}-\frac {\log (a+b x)}{2 \sqrt [3]{b} (b c-a d)^{2/3}}+\frac {3 \log \left (\sqrt [3]{b c-a d}-\sqrt [3]{b} \sqrt [3]{c+d x}\right )}{2 \sqrt [3]{b} (b c-a d)^{2/3}}\\ \end {align*}
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Mathematica [A] time = 0.07, size = 154, normalized size = 1.10 \begin {gather*} -\frac {\log \left (\sqrt [3]{b} \sqrt [3]{c+d x} \sqrt [3]{b c-a d}+(b c-a d)^{2/3}+b^{2/3} (c+d x)^{2/3}\right )-2 \log \left (\sqrt [3]{b c-a d}-\sqrt [3]{b} \sqrt [3]{c+d x}\right )+2 \sqrt {3} \tan ^{-1}\left (\frac {\frac {2 \sqrt [3]{b} \sqrt [3]{c+d x}}{\sqrt [3]{b c-a d}}+1}{\sqrt {3}}\right )}{2 \sqrt [3]{b} (b c-a d)^{2/3}} \end {gather*}
Antiderivative was successfully verified.
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IntegrateAlgebraic [A] time = 0.21, size = 190, normalized size = 1.36 \begin {gather*} -\frac {\log \left (-\sqrt [3]{b} \sqrt [3]{c+d x} \sqrt [3]{a d-b c}+(a d-b c)^{2/3}+b^{2/3} (c+d x)^{2/3}\right )}{2 \sqrt [3]{b} (a d-b c)^{2/3}}+\frac {\log \left (\sqrt [3]{a d-b c}+\sqrt [3]{b} \sqrt [3]{c+d x}\right )}{\sqrt [3]{b} (a d-b c)^{2/3}}-\frac {\sqrt {3} \tan ^{-1}\left (\frac {1}{\sqrt {3}}-\frac {2 \sqrt [3]{b} \sqrt [3]{c+d x}}{\sqrt {3} \sqrt [3]{a d-b c}}\right )}{\sqrt [3]{b} (a d-b c)^{2/3}} \end {gather*}
Antiderivative was successfully verified.
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fricas [B] time = 1.58, size = 900, normalized size = 6.43 \begin {gather*} \left [-\frac {\sqrt {3} {\left (b^{2} c - a b d\right )} \sqrt {-\frac {{\left (b^{3} c^{2} - 2 \, a b^{2} c d + a^{2} b d^{2}\right )}^{\frac {1}{3}}}{b}} \log \left (-\frac {3 \, b^{2} c^{2} - 4 \, a b c d + a^{2} d^{2} + 2 \, {\left (b^{2} c d - a b d^{2}\right )} x + \sqrt {3} {\left (2 \, {\left (b^{2} c - a b d\right )} {\left (d x + c\right )}^{\frac {2}{3}} - {\left (b^{3} c^{2} - 2 \, a b^{2} c d + a^{2} b d^{2}\right )}^{\frac {1}{3}} {\left (b c - a d\right )} - {\left (b^{3} c^{2} - 2 \, a b^{2} c d + a^{2} b d^{2}\right )}^{\frac {2}{3}} {\left (d x + c\right )}^{\frac {1}{3}}\right )} \sqrt {-\frac {{\left (b^{3} c^{2} - 2 \, a b^{2} c d + a^{2} b d^{2}\right )}^{\frac {1}{3}}}{b}} - 3 \, {\left (b^{3} c^{2} - 2 \, a b^{2} c d + a^{2} b d^{2}\right )}^{\frac {1}{3}} {\left (b c - a d\right )} {\left (d x + c\right )}^{\frac {1}{3}}}{b x + a}\right ) + {\left (b^{3} c^{2} - 2 \, a b^{2} c d + a^{2} b d^{2}\right )}^{\frac {2}{3}} \log \left (-{\left (b^{2} c - a b d\right )} {\left (d x + c\right )}^{\frac {2}{3}} - {\left (b^{3} c^{2} - 2 \, a b^{2} c d + a^{2} b d^{2}\right )}^{\frac {1}{3}} {\left (b c - a d\right )} - {\left (b^{3} c^{2} - 2 \, a b^{2} c d + a^{2} b d^{2}\right )}^{\frac {2}{3}} {\left (d x + c\right )}^{\frac {1}{3}}\right ) - 2 \, {\left (b^{3} c^{2} - 2 \, a b^{2} c d + a^{2} b d^{2}\right )}^{\frac {2}{3}} \log \left (-{\left (b^{2} c - a b d\right )} {\left (d x + c\right )}^{\frac {1}{3}} + {\left (b^{3} c^{2} - 2 \, a b^{2} c d + a^{2} b d^{2}\right )}^{\frac {2}{3}}\right )}{2 \, {\left (b^{3} c^{2} - 2 \, a b^{2} c d + a^{2} b d^{2}\right )}}, -\frac {2 \, \sqrt {3} {\left (b^{2} c - a b d\right )} \sqrt {\frac {{\left (b^{3} c^{2} - 2 \, a b^{2} c d + a^{2} b d^{2}\right )}^{\frac {1}{3}}}{b}} \arctan \left (\frac {\sqrt {3} {\left ({\left (b^{3} c^{2} - 2 \, a b^{2} c d + a^{2} b d^{2}\right )}^{\frac {1}{3}} {\left (b c - a d\right )} + 2 \, {\left (b^{3} c^{2} - 2 \, a b^{2} c d + a^{2} b d^{2}\right )}^{\frac {2}{3}} {\left (d x + c\right )}^{\frac {1}{3}}\right )} \sqrt {\frac {{\left (b^{3} c^{2} - 2 \, a b^{2} c d + a^{2} b d^{2}\right )}^{\frac {1}{3}}}{b}}}{3 \, {\left (b^{2} c^{2} - 2 \, a b c d + a^{2} d^{2}\right )}}\right ) + {\left (b^{3} c^{2} - 2 \, a b^{2} c d + a^{2} b d^{2}\right )}^{\frac {2}{3}} \log \left (-{\left (b^{2} c - a b d\right )} {\left (d x + c\right )}^{\frac {2}{3}} - {\left (b^{3} c^{2} - 2 \, a b^{2} c d + a^{2} b d^{2}\right )}^{\frac {1}{3}} {\left (b c - a d\right )} - {\left (b^{3} c^{2} - 2 \, a b^{2} c d + a^{2} b d^{2}\right )}^{\frac {2}{3}} {\left (d x + c\right )}^{\frac {1}{3}}\right ) - 2 \, {\left (b^{3} c^{2} - 2 \, a b^{2} c d + a^{2} b d^{2}\right )}^{\frac {2}{3}} \log \left (-{\left (b^{2} c - a b d\right )} {\left (d x + c\right )}^{\frac {1}{3}} + {\left (b^{3} c^{2} - 2 \, a b^{2} c d + a^{2} b d^{2}\right )}^{\frac {2}{3}}\right )}{2 \, {\left (b^{3} c^{2} - 2 \, a b^{2} c d + a^{2} b d^{2}\right )}}\right ] \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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giac [A] time = 0.96, size = 207, normalized size = 1.48 \begin {gather*} -\frac {3 \, {\left (b^{3} c - a b^{2} d\right )}^{\frac {1}{3}} \arctan \left (\frac {\sqrt {3} {\left (2 \, {\left (d x + c\right )}^{\frac {1}{3}} + \left (\frac {b c - a d}{b}\right )^{\frac {1}{3}}\right )}}{3 \, \left (\frac {b c - a d}{b}\right )^{\frac {1}{3}}}\right )}{\sqrt {3} b^{2} c - \sqrt {3} a b d} - \frac {{\left (b^{3} c - a b^{2} d\right )}^{\frac {1}{3}} \log \left ({\left (d x + c\right )}^{\frac {2}{3}} + {\left (d x + c\right )}^{\frac {1}{3}} \left (\frac {b c - a d}{b}\right )^{\frac {1}{3}} + \left (\frac {b c - a d}{b}\right )^{\frac {2}{3}}\right )}{2 \, {\left (b^{2} c - a b d\right )}} + \frac {\left (\frac {b c - a d}{b}\right )^{\frac {1}{3}} \log \left ({\left | {\left (d x + c\right )}^{\frac {1}{3}} - \left (\frac {b c - a d}{b}\right )^{\frac {1}{3}} \right |}\right )}{b c - a d} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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maple [A] time = 0.01, size = 160, normalized size = 1.14 \begin {gather*} \frac {\sqrt {3}\, \arctan \left (\frac {\sqrt {3}\, \left (\frac {2 \left (d x +c \right )^{\frac {1}{3}}}{\left (\frac {a d -b c}{b}\right )^{\frac {1}{3}}}-1\right )}{3}\right )}{\left (\frac {a d -b c}{b}\right )^{\frac {2}{3}} b}+\frac {\ln \left (\left (d x +c \right )^{\frac {1}{3}}+\left (\frac {a d -b c}{b}\right )^{\frac {1}{3}}\right )}{\left (\frac {a d -b c}{b}\right )^{\frac {2}{3}} b}-\frac {\ln \left (\left (d x +c \right )^{\frac {2}{3}}-\left (\frac {a d -b c}{b}\right )^{\frac {1}{3}} \left (d x +c \right )^{\frac {1}{3}}+\left (\frac {a d -b c}{b}\right )^{\frac {2}{3}}\right )}{2 \left (\frac {a d -b c}{b}\right )^{\frac {2}{3}} b} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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maxima [F(-2)] time = 0.00, size = 0, normalized size = 0.00 \begin {gather*} \text {Exception raised: ValueError} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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mupad [B] time = 0.37, size = 206, normalized size = 1.47 \begin {gather*} \frac {\ln \left (9\,b^2\,{\left (c+d\,x\right )}^{1/3}-\frac {9\,b^3\,c-9\,a\,b^2\,d}{b^{1/3}\,{\left (a\,d-b\,c\right )}^{2/3}}\right )}{b^{1/3}\,{\left (a\,d-b\,c\right )}^{2/3}}+\frac {\ln \left (9\,b^2\,{\left (c+d\,x\right )}^{1/3}-\frac {\left (-1+\sqrt {3}\,1{}\mathrm {i}\right )\,\left (9\,b^3\,c-9\,a\,b^2\,d\right )}{2\,b^{1/3}\,{\left (a\,d-b\,c\right )}^{2/3}}\right )\,\left (-1+\sqrt {3}\,1{}\mathrm {i}\right )}{2\,b^{1/3}\,{\left (a\,d-b\,c\right )}^{2/3}}-\frac {\ln \left (9\,b^2\,{\left (c+d\,x\right )}^{1/3}+\frac {\left (1+\sqrt {3}\,1{}\mathrm {i}\right )\,\left (9\,b^3\,c-9\,a\,b^2\,d\right )}{2\,b^{1/3}\,{\left (a\,d-b\,c\right )}^{2/3}}\right )\,\left (1+\sqrt {3}\,1{}\mathrm {i}\right )}{2\,b^{1/3}\,{\left (a\,d-b\,c\right )}^{2/3}} \end {gather*}
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 \begin {gather*} \int \frac {1}{\left (a + b x\right ) \left (c + d x\right )^{\frac {2}{3}}}\, dx \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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