$v^2+8v-9=0$
$-39+4\cdot5$
$\frac{3}{5}\sqrt[3]{x^5}$
$25x^2-10x^3+15x^3-5x^2$
$\left(9n-\:8\right)-\:\left(5n-\:8\right)$
$\int_0^{\infty}x^kdx$
$\frac{\left\{93-\left[175-\left(92+45\right)\right]-\left(87-76\right)\right\}}{2}$
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