$\frac{x^4}{x^4}$
$\frac{\pi}{4}+\frac{\pi}{2}$
$3+g=56$
$\lim_{x\to0}\left(\frac{3x-4}{8x^2+2x-2}\right)$
$\left(2a-6d\right)^2$
$286+30-24$
$8cos\left(6x\right)=3$
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