$\int\sqrt{9+8s}ds$
$\left(4+3\right)\cdot\left(18-2\cdot3\right)$
$\lim_{x\to-\infty}x^2+2x-2$
$-112-\left(-49\right)$
$3n+3=21$
$5x-9-9x^2-3x-5$
$\left(x+0\right)^2=1$
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