$\left(\frac{5}{6}x^3y+\frac{3}{5}y^2x\right)^3$
$1-2sin^2\left(105\right)$
$\left(a+b\right)^2=\:20\:$
$-\frac{1}{3}>-12x$
$\frac{x^2+8x^2+6x+1}{x+5}$
$7x<0$
$x^2\:+\:5x\:+\:2$
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