$$\left(5c^3\right)^4$$

$$\frac{d}{dx}\left(\left(x\right)cos\left(x\right)-\sin\left(x\right)\right)$$

$$\lim_{x\to-2}\left(\frac{3x^2+mx+m+3}{x^2+x-2}\right)$$

$$\frac{1}{2+4x}$$

$$p\left(1+\:r\right)+\:p\left(1+\:r\right)r$$

$$63p^3+21p^2-7p$$