$\frac{2}{3}\ln9x$
$\frac{x+1}{\:2}+\frac{x+2}{3}+\frac{x+3}{4}\ge\:\frac{77}{4}$
$\left(p^2-17p+6\right)^2$
$\int\left(x^2+5\right)^42dx$
$40y-16y$
$\left(a-1\right)\left(a^{\left(n-1\right)}+a^n+a^{\left(n+1\right)}\right)$
$49a^{10}-\frac{b^2}{81}$
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