Optimal. Leaf size=155 \[ \frac {\sqrt {3} \tan ^{-1}\left (\frac {1-\frac {2 \sin ^{\frac {2}{3}}(a+b x)}{\cos ^{\frac {2}{3}}(a+b x)}}{\sqrt {3}}\right )}{2 b}+\frac {\log \left (1+\frac {\sin ^{\frac {2}{3}}(a+b x)}{\cos ^{\frac {2}{3}}(a+b x)}\right )}{2 b}-\frac {\log \left (1-\frac {\sin ^{\frac {2}{3}}(a+b x)}{\cos ^{\frac {2}{3}}(a+b x)}+\frac {\sin ^{\frac {4}{3}}(a+b x)}{\cos ^{\frac {4}{3}}(a+b x)}\right )}{4 b}+\frac {3 \sin ^{\frac {4}{3}}(a+b x)}{4 b \cos ^{\frac {4}{3}}(a+b x)} \]
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Rubi [A]
time = 0.08, antiderivative size = 155, normalized size of antiderivative = 1.00, number of steps
used = 9, number of rules used = 9, integrand size = 21, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.429, Rules used = {2646, 2654,
281, 298, 31, 648, 632, 210, 642} \begin {gather*} \frac {\sqrt {3} \text {ArcTan}\left (\frac {1-\frac {2 \sin ^{\frac {2}{3}}(a+b x)}{\cos ^{\frac {2}{3}}(a+b x)}}{\sqrt {3}}\right )}{2 b}+\frac {3 \sin ^{\frac {4}{3}}(a+b x)}{4 b \cos ^{\frac {4}{3}}(a+b x)}+\frac {\log \left (\frac {\sin ^{\frac {2}{3}}(a+b x)}{\cos ^{\frac {2}{3}}(a+b x)}+1\right )}{2 b}-\frac {\log \left (\frac {\sin ^{\frac {4}{3}}(a+b x)}{\cos ^{\frac {4}{3}}(a+b x)}-\frac {\sin ^{\frac {2}{3}}(a+b x)}{\cos ^{\frac {2}{3}}(a+b x)}+1\right )}{4 b} \end {gather*}
Antiderivative was successfully verified.
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Rule 31
Rule 210
Rule 281
Rule 298
Rule 632
Rule 642
Rule 648
Rule 2646
Rule 2654
Rubi steps
\begin {align*} \int \frac {\sin ^{\frac {7}{3}}(a+b x)}{\cos ^{\frac {7}{3}}(a+b x)} \, dx &=\frac {3 \sin ^{\frac {4}{3}}(a+b x)}{4 b \cos ^{\frac {4}{3}}(a+b x)}-\int \frac {\sqrt [3]{\sin (a+b x)}}{\sqrt [3]{\cos (a+b x)}} \, dx\\ &=\frac {3 \sin ^{\frac {4}{3}}(a+b x)}{4 b \cos ^{\frac {4}{3}}(a+b x)}-\frac {3 \text {Subst}\left (\int \frac {x^3}{1+x^6} \, dx,x,\frac {\sqrt [3]{\sin (a+b x)}}{\sqrt [3]{\cos (a+b x)}}\right )}{b}\\ &=\frac {3 \sin ^{\frac {4}{3}}(a+b x)}{4 b \cos ^{\frac {4}{3}}(a+b x)}-\frac {3 \text {Subst}\left (\int \frac {x}{1+x^3} \, dx,x,\frac {\sin ^{\frac {2}{3}}(a+b x)}{\cos ^{\frac {2}{3}}(a+b x)}\right )}{2 b}\\ &=\frac {3 \sin ^{\frac {4}{3}}(a+b x)}{4 b \cos ^{\frac {4}{3}}(a+b x)}+\frac {\text {Subst}\left (\int \frac {1}{1+x} \, dx,x,\frac {\sin ^{\frac {2}{3}}(a+b x)}{\cos ^{\frac {2}{3}}(a+b x)}\right )}{2 b}-\frac {\text {Subst}\left (\int \frac {1+x}{1-x+x^2} \, dx,x,\frac {\sin ^{\frac {2}{3}}(a+b x)}{\cos ^{\frac {2}{3}}(a+b x)}\right )}{2 b}\\ &=\frac {\log \left (1+\frac {\sin ^{\frac {2}{3}}(a+b x)}{\cos ^{\frac {2}{3}}(a+b x)}\right )}{2 b}+\frac {3 \sin ^{\frac {4}{3}}(a+b x)}{4 b \cos ^{\frac {4}{3}}(a+b x)}-\frac {\text {Subst}\left (\int \frac {-1+2 x}{1-x+x^2} \, dx,x,\frac {\sin ^{\frac {2}{3}}(a+b x)}{\cos ^{\frac {2}{3}}(a+b x)}\right )}{4 b}-\frac {3 \text {Subst}\left (\int \frac {1}{1-x+x^2} \, dx,x,\frac {\sin ^{\frac {2}{3}}(a+b x)}{\cos ^{\frac {2}{3}}(a+b x)}\right )}{4 b}\\ &=\frac {\log \left (1+\frac {\sin ^{\frac {2}{3}}(a+b x)}{\cos ^{\frac {2}{3}}(a+b x)}\right )}{2 b}-\frac {\log \left (1-\frac {\sin ^{\frac {2}{3}}(a+b x)}{\cos ^{\frac {2}{3}}(a+b x)}+\frac {\sin ^{\frac {4}{3}}(a+b x)}{\cos ^{\frac {4}{3}}(a+b x)}\right )}{4 b}+\frac {3 \sin ^{\frac {4}{3}}(a+b x)}{4 b \cos ^{\frac {4}{3}}(a+b x)}+\frac {3 \text {Subst}\left (\int \frac {1}{-3-x^2} \, dx,x,-1+\frac {2 \sin ^{\frac {2}{3}}(a+b x)}{\cos ^{\frac {2}{3}}(a+b x)}\right )}{2 b}\\ &=\frac {\sqrt {3} \tan ^{-1}\left (\frac {1-\frac {2 \sin ^{\frac {2}{3}}(a+b x)}{\cos ^{\frac {2}{3}}(a+b x)}}{\sqrt {3}}\right )}{2 b}+\frac {\log \left (1+\frac {\sin ^{\frac {2}{3}}(a+b x)}{\cos ^{\frac {2}{3}}(a+b x)}\right )}{2 b}-\frac {\log \left (1-\frac {\sin ^{\frac {2}{3}}(a+b x)}{\cos ^{\frac {2}{3}}(a+b x)}+\frac {\sin ^{\frac {4}{3}}(a+b x)}{\cos ^{\frac {4}{3}}(a+b x)}\right )}{4 b}+\frac {3 \sin ^{\frac {4}{3}}(a+b x)}{4 b \cos ^{\frac {4}{3}}(a+b x)}\\ \end {align*}
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Mathematica [C] Result contains higher order function than in optimal. Order 5 vs. order 3 in
optimal.
time = 0.04, size = 57, normalized size = 0.37 \begin {gather*} \frac {3 \cos ^2(a+b x)^{2/3} \, _2F_1\left (\frac {5}{3},\frac {5}{3};\frac {8}{3};\sin ^2(a+b x)\right ) \sin ^{\frac {10}{3}}(a+b x)}{10 b \cos ^{\frac {4}{3}}(a+b x)} \end {gather*}
Antiderivative was successfully verified.
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Maple [F]
time = 0.03, size = 0, normalized size = 0.00 \[\int \frac {\sin ^{\frac {7}{3}}\left (b x +a \right )}{\cos \left (b x +a \right )^{\frac {7}{3}}}\, dx\]
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 \begin {gather*} \text {Failed to integrate} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [A]
time = 0.45, size = 195, normalized size = 1.26 \begin {gather*} -\frac {2 \, \sqrt {3} \arctan \left (-\frac {\sqrt {3} \cos \left (b x + a\right ) - 2 \, \sqrt {3} \cos \left (b x + a\right )^{\frac {1}{3}} \sin \left (b x + a\right )^{\frac {2}{3}}}{3 \, \cos \left (b x + a\right )}\right ) \cos \left (b x + a\right )^{2} - 2 \, \cos \left (b x + a\right )^{2} \log \left (\frac {\cos \left (b x + a\right )^{\frac {1}{3}} \sin \left (b x + a\right )^{\frac {2}{3}} + \cos \left (b x + a\right )}{\cos \left (b x + a\right )}\right ) + \cos \left (b x + a\right )^{2} \log \left (\frac {\cos \left (b x + a\right )^{2} - \cos \left (b x + a\right )^{\frac {4}{3}} \sin \left (b x + a\right )^{\frac {2}{3}} + \cos \left (b x + a\right )^{\frac {2}{3}} \sin \left (b x + a\right )^{\frac {4}{3}}}{\cos \left (b x + a\right )^{2}}\right ) - 3 \, \cos \left (b x + a\right )^{\frac {2}{3}} \sin \left (b x + a\right )^{\frac {4}{3}}}{4 \, b \cos \left (b x + a\right )^{2}} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [F(-1)] Timed out
time = 0.00, size = 0, normalized size = 0.00 \begin {gather*} \text {Timed out} \end {gather*}
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 \begin {gather*} \text {could not integrate} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Mupad [B]
time = 1.64, size = 44, normalized size = 0.28 \begin {gather*} \frac {3\,{\sin \left (a+b\,x\right )}^{10/3}\,{{}}_2{\mathrm {F}}_1\left (-\frac {2}{3},-\frac {2}{3};\ \frac {1}{3};\ {\cos \left (a+b\,x\right )}^2\right )}{4\,b\,{\cos \left (a+b\,x\right )}^{4/3}\,{\left ({\sin \left (a+b\,x\right )}^2\right )}^{5/3}} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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