Optimal. Leaf size=10 \[ -4 x+\tan (x)-\cot (x) \]
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Rubi [A] time = 0.0275772, antiderivative size = 10, normalized size of antiderivative = 1., number of steps used = 4, number of rules used = 2, integrand size = 9, \(\frac{\text{number of rules}}{\text{integrand size}}\) = 0.222, Rules used = {461, 203} \[ -4 x+\tan (x)-\cot (x) \]
Antiderivative was successfully verified.
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Rule 461
Rule 203
Rubi steps
\begin{align*} \int (-\cot (x)+\tan (x))^2 \, dx &=\operatorname{Subst}\left (\int \frac{\left (1-x^2\right )^2}{x^2 \left (1+x^2\right )} \, dx,x,\tan (x)\right )\\ &=\operatorname{Subst}\left (\int \left (1+\frac{1}{x^2}-\frac{4}{1+x^2}\right ) \, dx,x,\tan (x)\right )\\ &=-\cot (x)+\tan (x)-4 \operatorname{Subst}\left (\int \frac{1}{1+x^2} \, dx,x,\tan (x)\right )\\ &=-4 x-\cot (x)+\tan (x)\\ \end{align*}
Mathematica [A] time = 0.0155332, size = 10, normalized size = 1. \[ -4 x+\tan (x)-\cot (x) \]
Antiderivative was successfully verified.
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Maple [A] time = 0.014, size = 11, normalized size = 1.1 \begin{align*} -4\,x-\cot \left ( x \right ) +\tan \left ( x \right ) \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [A] time = 1.46524, size = 16, normalized size = 1.6 \begin{align*} -4 \, x - \frac{1}{\tan \left (x\right )} + \tan \left (x\right ) \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [A] time = 2.04472, size = 50, normalized size = 5. \begin{align*} -\frac{4 \, x \tan \left (x\right ) - \tan \left (x\right )^{2} + 1}{\tan \left (x\right )} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [A] time = 0.393155, size = 10, normalized size = 1. \begin{align*} - 4 x + \tan{\left (x \right )} - \frac{1}{\tan{\left (x \right )}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [A] time = 1.05474, size = 16, normalized size = 1.6 \begin{align*} -4 \, x - \frac{1}{\tan \left (x\right )} + \tan \left (x\right ) \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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