$$\int_{\frac{\pi}{4}}^{\frac{3\pi}{2}}\left(x^2\sin\left(x\right)\right)dx$$

$$\log_{16}x=\frac{1}{2}$$

$$\frac{x^2+2xy+y^2}{x^24xy+3y^2}$$

$$\left(0.51+1.93y\right)+\left(2+y\right)$$

$$4-\left|-4\right|$$

$$\frac{dy}{dx}+\frac{3y}{1+x}=-2$$