$25b^2+60b+144$
$\left(p^{-9}\right)^{-2}$
$\left(3x+2y\right)\left(3x+5y\right)$
$\lim_{x\to\infty}\left(3x^{\frac{1}{x}}\right)$
$10-3x>2x-5$
$x^2+x+1-x^2+1$
$2\sqrt{2}-4\sqrt{2}+\sqrt{2}$
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