Integrand size = 10, antiderivative size = 27 \[ \int e^x \cos (4+3 x) \, dx=\frac {1}{10} e^x \cos (4+3 x)+\frac {3}{10} e^x \sin (4+3 x) \]
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Time = 0.01 (sec) , antiderivative size = 27, normalized size of antiderivative = 1.00, number of steps used = 1, number of rules used = 1, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.100, Rules used = {4518} \[ \int e^x \cos (4+3 x) \, dx=\frac {3}{10} e^x \sin (3 x+4)+\frac {1}{10} e^x \cos (3 x+4) \]
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Rule 4518
Rubi steps \begin{align*} \text {integral}& = \frac {1}{10} e^x \cos (4+3 x)+\frac {3}{10} e^x \sin (4+3 x) \\ \end{align*}
Time = 0.05 (sec) , antiderivative size = 22, normalized size of antiderivative = 0.81 \[ \int e^x \cos (4+3 x) \, dx=\frac {1}{10} e^x (\cos (4+3 x)+3 \sin (4+3 x)) \]
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Time = 0.10 (sec) , antiderivative size = 20, normalized size of antiderivative = 0.74
method | result | size |
parallelrisch | \(\frac {{\mathrm e}^{x} \left (\cos \left (4+3 x \right )+3 \sin \left (4+3 x \right )\right )}{10}\) | \(20\) |
default | \(\frac {{\mathrm e}^{x} \cos \left (4+3 x \right )}{10}+\frac {3 \,{\mathrm e}^{x} \sin \left (4+3 x \right )}{10}\) | \(22\) |
risch | \(\left (\frac {1}{20}-\frac {3 i}{20}\right ) {\mathrm e}^{x} {\mathrm e}^{3 i x} {\mathrm e}^{4 i}+\left (\frac {1}{20}+\frac {3 i}{20}\right ) {\mathrm e}^{x} {\mathrm e}^{-3 i x} {\mathrm e}^{-4 i}\) | \(30\) |
norman | \(\frac {\frac {3 \,{\mathrm e}^{x} \tan \left (2+\frac {3 x}{2}\right )}{5}-\frac {{\mathrm e}^{x} \left (\tan ^{2}\left (2+\frac {3 x}{2}\right )\right )}{10}+\frac {{\mathrm e}^{x}}{10}}{1+\tan ^{2}\left (2+\frac {3 x}{2}\right )}\) | \(41\) |
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Time = 0.31 (sec) , antiderivative size = 21, normalized size of antiderivative = 0.78 \[ \int e^x \cos (4+3 x) \, dx=\frac {1}{10} \, \cos \left (3 \, x + 4\right ) e^{x} + \frac {3}{10} \, e^{x} \sin \left (3 \, x + 4\right ) \]
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Time = 0.09 (sec) , antiderivative size = 24, normalized size of antiderivative = 0.89 \[ \int e^x \cos (4+3 x) \, dx=\frac {3 e^{x} \sin {\left (3 x + 4 \right )}}{10} + \frac {e^{x} \cos {\left (3 x + 4 \right )}}{10} \]
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Time = 0.20 (sec) , antiderivative size = 19, normalized size of antiderivative = 0.70 \[ \int e^x \cos (4+3 x) \, dx=\frac {1}{10} \, {\left (\cos \left (3 \, x + 4\right ) + 3 \, \sin \left (3 \, x + 4\right )\right )} e^{x} \]
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Time = 0.29 (sec) , antiderivative size = 19, normalized size of antiderivative = 0.70 \[ \int e^x \cos (4+3 x) \, dx=\frac {1}{10} \, {\left (\cos \left (3 \, x + 4\right ) + 3 \, \sin \left (3 \, x + 4\right )\right )} e^{x} \]
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Time = 0.25 (sec) , antiderivative size = 19, normalized size of antiderivative = 0.70 \[ \int e^x \cos (4+3 x) \, dx=\frac {{\mathrm {e}}^x\,\left (\cos \left (3\,x+4\right )+3\,\sin \left (3\,x+4\right )\right )}{10} \]
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