$$\lim_{x\to\infty}\left(\frac{t^3-5t+186}{t^2-t-42}\right)$$

$$12p^2+3pq$$

$$\left(5g+3d+4\right)\cdot2$$

$$\left(\sqrt{h^8+1}+1\right)\left(\sqrt{h^8+1}-1\right)$$

$$\frac{d}{dx}\frac{\sqrt{c-x^2}}{x}$$

$$\left(3^2\cdot7^4\right)^5$$

$$log2\left(32\right)=x$$