$$\frac{d}{dx}\left(\left(e^t\right)\left(2x\right)\right)$$

$$\left(9x^2\right)\left(x^2-4\right)$$

$$3x^2-12x+6=0$$

$$-22=\frac{x}{6}$$

$$\int x^5\left(x^6-9\right)^{15}dx$$

$$10cv+8c^4v^2-30c^3$$

$$\int\left(5x^2-5\right)^510xdx$$