$x-4\ge2-2x^2$
$x^2+16x=5$
$( x - \sqrt { 2 } ) ^ { 2 }$
$\frac{d^{22}}{dx^{22}}\left(\cos\left(x\right)\right)$
$.5^2$
$8x^2+y^2=10$
$2cos2\theta\:=\sqrt{3}$
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