$2sin\:2x\:sinx-3cosx=0$
$\int\sqrt{2}\ln\left(r\right)dr$
$\int\left(\frac{3x-1}{\left(x-1\right)\left(x+3\right)}\right)dx$
$4m^4\:+\:36m^2\:+\:81$
$-\frac{5}{2}\cdot\frac{2}{5}$
$\int6x\sqrt[3]{1+3x^2}dx$
$\left(ab+7c\right)^2$
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