$y+7+3$
$1-\frac{tan^2\left(x\right)}{1+tan^2\left(x\right)}$
$4x+11\ge-13$
$\frac{d^3}{dx^3}\:\left(4x^3-5x^2+6x-5\right)$
$\frac{2x^3+4x-2}{x+3}$
$\sin^2\left(x\right)+\frac{\cos\left(2x\right)}{2}$
$x^3-\:20$
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