$$\frac{dy}{dx}=\frac{2x}{4y+yx^2}$$

$$\frac{d}{dx}\left(\sin\left(x.y\right)=x+y\right)$$

$$7m-10-4m+3$$

$$\lim_{x\to0}\left(\frac{5x^2}{e^{10x}}\right)$$

$$\frac{4-\sin^2\left(x\right)-3\sin\left(x\right)}{\cos^2\left(x\right)}$$

$$\int\frac{cosx}{\left(5+2sinx\right)^6}dx$$