Optimal. Leaf size=182 \[ \frac{9 i b e^{i \left (a-\frac{b c}{d}\right )} \sqrt [3]{-\frac{i b (c+d x)}{d}} \text{Gamma}\left (\frac{2}{3},-\frac{i b (c+d x)}{d}\right )}{8 d^2 \sqrt [3]{c+d x}}-\frac{9 i b e^{-i \left (a-\frac{b c}{d}\right )} \sqrt [3]{\frac{i b (c+d x)}{d}} \text{Gamma}\left (\frac{2}{3},\frac{i b (c+d x)}{d}\right )}{8 d^2 \sqrt [3]{c+d x}}+\frac{9 b \sin (a+b x)}{4 d^2 \sqrt [3]{c+d x}}-\frac{3 \cos (a+b x)}{4 d (c+d x)^{4/3}} \]
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Rubi [A] time = 0.204047, antiderivative size = 182, normalized size of antiderivative = 1., number of steps used = 5, number of rules used = 3, integrand size = 16, \(\frac{\text{number of rules}}{\text{integrand size}}\) = 0.188, Rules used = {3297, 3307, 2181} \[ \frac{9 i b e^{i \left (a-\frac{b c}{d}\right )} \sqrt [3]{-\frac{i b (c+d x)}{d}} \text{Gamma}\left (\frac{2}{3},-\frac{i b (c+d x)}{d}\right )}{8 d^2 \sqrt [3]{c+d x}}-\frac{9 i b e^{-i \left (a-\frac{b c}{d}\right )} \sqrt [3]{\frac{i b (c+d x)}{d}} \text{Gamma}\left (\frac{2}{3},\frac{i b (c+d x)}{d}\right )}{8 d^2 \sqrt [3]{c+d x}}+\frac{9 b \sin (a+b x)}{4 d^2 \sqrt [3]{c+d x}}-\frac{3 \cos (a+b x)}{4 d (c+d x)^{4/3}} \]
Antiderivative was successfully verified.
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Rule 3297
Rule 3307
Rule 2181
Rubi steps
\begin{align*} \int \frac{\cos (a+b x)}{(c+d x)^{7/3}} \, dx &=-\frac{3 \cos (a+b x)}{4 d (c+d x)^{4/3}}-\frac{(3 b) \int \frac{\sin (a+b x)}{(c+d x)^{4/3}} \, dx}{4 d}\\ &=-\frac{3 \cos (a+b x)}{4 d (c+d x)^{4/3}}+\frac{9 b \sin (a+b x)}{4 d^2 \sqrt [3]{c+d x}}-\frac{\left (9 b^2\right ) \int \frac{\cos (a+b x)}{\sqrt [3]{c+d x}} \, dx}{4 d^2}\\ &=-\frac{3 \cos (a+b x)}{4 d (c+d x)^{4/3}}+\frac{9 b \sin (a+b x)}{4 d^2 \sqrt [3]{c+d x}}-\frac{\left (9 b^2\right ) \int \frac{e^{-i (a+b x)}}{\sqrt [3]{c+d x}} \, dx}{8 d^2}-\frac{\left (9 b^2\right ) \int \frac{e^{i (a+b x)}}{\sqrt [3]{c+d x}} \, dx}{8 d^2}\\ &=-\frac{3 \cos (a+b x)}{4 d (c+d x)^{4/3}}+\frac{9 i b e^{i \left (a-\frac{b c}{d}\right )} \sqrt [3]{-\frac{i b (c+d x)}{d}} \Gamma \left (\frac{2}{3},-\frac{i b (c+d x)}{d}\right )}{8 d^2 \sqrt [3]{c+d x}}-\frac{9 i b e^{-i \left (a-\frac{b c}{d}\right )} \sqrt [3]{\frac{i b (c+d x)}{d}} \Gamma \left (\frac{2}{3},\frac{i b (c+d x)}{d}\right )}{8 d^2 \sqrt [3]{c+d x}}+\frac{9 b \sin (a+b x)}{4 d^2 \sqrt [3]{c+d x}}\\ \end{align*}
Mathematica [A] time = 0.053829, size = 125, normalized size = 0.69 \[ \frac{i b e^{-\frac{i (a d+b c)}{d}} \left (e^{2 i a} \sqrt [3]{-\frac{i b (c+d x)}{d}} \text{Gamma}\left (-\frac{4}{3},-\frac{i b (c+d x)}{d}\right )-e^{\frac{2 i b c}{d}} \sqrt [3]{\frac{i b (c+d x)}{d}} \text{Gamma}\left (-\frac{4}{3},\frac{i b (c+d x)}{d}\right )\right )}{2 d^2 \sqrt [3]{c+d x}} \]
Antiderivative was successfully verified.
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Maple [F] time = 0.186, size = 0, normalized size = 0. \begin{align*} \int{\cos \left ( bx+a \right ) \left ( dx+c \right ) ^{-{\frac{7}{3}}}}\, dx \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [B] time = 1.49109, size = 632, normalized size = 3.47 \begin{align*} \text{result too large to display} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [A] time = 1.86642, size = 452, normalized size = 2.48 \begin{align*} \frac{{\left (-9 i \, b d^{2} x^{2} - 18 i \, b c d x - 9 i \, b c^{2}\right )} \left (\frac{i \, b}{d}\right )^{\frac{1}{3}} e^{\left (\frac{i \, b c - i \, a d}{d}\right )} \Gamma \left (\frac{2}{3}, \frac{i \, b d x + i \, b c}{d}\right ) +{\left (9 i \, b d^{2} x^{2} + 18 i \, b c d x + 9 i \, b c^{2}\right )} \left (-\frac{i \, b}{d}\right )^{\frac{1}{3}} e^{\left (\frac{-i \, b c + i \, a d}{d}\right )} \Gamma \left (\frac{2}{3}, \frac{-i \, b d x - i \, b c}{d}\right ) - 6 \,{\left (d x + c\right )}^{\frac{2}{3}}{\left (d \cos \left (b x + a\right ) - 3 \,{\left (b d x + b c\right )} \sin \left (b x + a\right )\right )}}{8 \,{\left (d^{4} x^{2} + 2 \, c d^{3} x + c^{2} d^{2}\right )}} \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{\cos \left (b x + a\right )}{{\left (d x + c\right )}^{\frac{7}{3}}}\,{d x} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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