$\left(a^2-b^2\right)^3$
$5x>6x+5$
$\left(30x^2y^4-45x^2y^3z\right)$
$\sin\left(4\pi x\right)=20$
$b^2-82b+1600$
$y^2-7y+12<0$
$-x^2-2x$
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