$2x^3+5x^2-7$
$5n^2-3x-+2n^2-x$
$-\frac{x^2}{36}+\frac{x^3}{49}-\frac{x^4}{64}+\frac{x^5}{81}$
$5x+7\le22$
$\left(\frac{1}{3}a-26\right)^3$
$\int\left(s^{\frac{3}{2}}sin\left(s^{\frac{5}{2}}-1\right)\right)ds$
$2+5\cdot5+6-2$
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