$$x+1\le5$$

$$\left(x-1\right)^{\frac{3}{2}}+\left(x-1\right)^{\frac{1}{2}}=x\sqrt{x-1}$$

$$\left(a^1\right)^{-2}$$

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

$$\:\frac{d}{dx}\left(\frac{\left(x+3\right)^6\left(x-1\right)^3}{\left(x+2\right)^3}\right)$$

$$123+1.23+3.12+31.2+12.3+23.1+2.31+3+2.13+12$$

$$174+709$$