$$\frac{dy}{dx}=1-x-yx+y$$

$$\sqrt{2\sqrt[3]{8}}$$

$$2x^3-3x^2+5x-\frac{7}{x-2}$$

$$9x^2-90x+72$$

$$\left(4x^5+6y^5\right)\left(4x^6-6y^5\right)$$

$$\left(\frac{3}{2}\cdot\sqrt{5}\right)\cdot2$$