$\frac{sin4\theta\:+sin8\theta\:}{sin4\theta\:-sin8\theta\:}$
$93+46$
$\frac{m}{\frac{s}{m}}$
$\int\left(\sqrt{-y^2+2}\right)dy$
$\left(t-5\right)\left(2t+7\right)$
$3a-9ab+6ab$
$\frac{105}{15}$
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