$\frac{\tan\left(x\right)+\tan\left(y\right)}{\left(1-\tan\left(x\right)\right)\left(\tan\left(y\right)\right)}$
$14-1-3$
$3tan4x=4$
$\left(k^2+3k+2\right)^2$
$3\cdot\left(x^2-3x\right)+5x$
$\frac{3}{5}\pi-5$
$\left(8m-3p\right)^2$
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