$$x^2+10x-13$$

$$40+\left[25-\left(3+2\right)\right]$$

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

$$\frac{4a}{8a^2}$$

$$p^4-16=0$$

$$\frac{x^3-8\cdot x^2+20\cdot x\frac{76}{5}}{3\cdot x^3+16\cdot x+20}$$

$$\lim_{x\to0}\left(\frac{x^2-\sin\left(x\right)^2}{\tan\left(x\right)^2}\right)$$