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

$$\int9xe^xdx$$

$$2x-1>37$$

$$5\left(8v\right)$$

$$\int\frac{\left(36x^2-18\right)}{4x^3-3x-1}dx$$

$$\frac{dy}{dx}=\frac{-xdx}{e^{x^2}}$$

$$\left(x^2+x\right)\left(x+1\right)$$