$$\frac{5}{8}x^2y\cdot5x^2-6xy+3y^2$$

$$\left(x-2\right)\left(x-3\right)\left(x-5\right)$$

$$f\left(x\right)=\frac{3x^{3}+2}{x^{3}}$$

$$ye^{y^2}\frac{dy}{dx}=\frac{x}{1+x^2}$$

$$\sin\left(-a\right)$$

$$\int e^{2x^3}dx$$

$$.093\cdot480$$