$8x^3-6$
$x^2-\:x+1\ge0$
$3x^2-10x-7$
$\left(x^2-x-1\right)\left(2x-2\right)$
$\int\:\frac{t-2t^4}{\sqrt{t}}dt$
$25w^6+90w^3u+81u^2$
$\left(y-\frac{11}{7}\right)^2$
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