Penyelesaian - Derivative

Computing the derivative of x raised to the power of n.

$$\frac{d}{dx}\left[x^2\right]=2x^{2-1}$$

Subtracting one from a number.

$$2x^{2-1}=2x^1$$

Any number raised to the power of one equals the number itself.

$$2x^1=2x$$