$18x^2-13x-6$
$\int\frac{\cosh}{2+3\sinh x}dx$
$\left(x+\frac{1}{2}y\right)^2$
$-6ab+8ab^2+4a^2b^2$
$\ln\left(x\right)+\ln\left(x-1\right)=\ln\left(56\right)$
$\int\left(7\sec^2\left(v\right)\right)dv$
$3x^{2\:}-2x=5$
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