$$x+1+x-3+8$$

$$\sqrt{2}\:.\:5\sqrt{2}$$

$$6^2\left[yu\right]$$

$$\frac{2\sin x}{2\left(1-\cos2x\right)}=\frac{1}{\sin\left(x\right)}$$

$$\lim_{x\to4}\left(\frac{\sin\left(3x\right)^2}{x^2cosx}\right)$$

$$f ( x ) = 2 x - 2$$

$$33\cdot3200$$