$2x^2<25$
$-2x+10=x-989$
$\frac{x}{-3}=2$
$\left(5x^2-6y^5\right)^3$
$2^{10.45}\cdot0.7$
$-3x^2+6x-4>0$
$\:\left(1-cot^2\theta\:\right)\left(1+cot^2\theta\:\right)=1$
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