$x^2+3-70$
$\lim_{x\to-\infty}\left(\frac{x^4-40}{x-6}\right)$
$36x^{8\:}+83\:x^22^2+49z^4$
$\left(\cos\left(x\right)^2\right)\left(\frac{1}{\cos\left(x\right)^2}\right)$
$0.06+0.05+0.06+0.05$
$\frac{1}{3}x+14=26$
$23-\left(6-8\right)+\left(-2-3\right)+40$
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