$a^2w^2\sin^2\left(wt\right)+b^2w^2\cos^2\left(wt\right)$
$1x^4-3x^3+4x^2-2x+6$
$123+96:3$
$x+12>3x+20$
$4x^2-30x+56$
$\frac{dy}{dx}+7y=7$
$-2x+9>6$
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