$$\frac{x-4}{\sqrt{x-2}}\left(\frac{\sqrt{x-2}}{\sqrt{x-2}}\right)$$

$$\frac{dy}{dx}=\frac{x^2}{3y^2}$$

$$\frac{\left(64x^5-24x^3+20x^2+14x+1\right)}{4x+2}$$

$$y^2+y+.25$$

$$\lim_{x\to0}\left(\frac{x}{\frac{1}{lnx}}\right)$$

$$\lim_{x\to\infty}\left(1+\frac{1}{x}\right)^{7x}$$

$$\left(-0.7zw^2\right)^2$$