$5-18+\left(2-\left|-11+3-\left(-7\right)+3\right|+8\right)+4$

$\frac{\csc\left(y\right)+\cot\left(y\right)\left(\csc\left(y\right)-\cot\left(y\right)\right)}{\csc\left(y\right)}$

$\frac{1}{y}dy=\frac{4}{x}dx$

$\sqrt[8]{5^4}$

$-8\left(-2\right)-\left(-10\right)-2+5$

$\int_{-1}^2w^2v^{4w}dw$

$\sqrt[6]{\frac{625x^8y^{10}}{243x^{12}}}$