Solve 3k+k

$$3 k + k$$

Differentiate w.r.t. k

$$4$$

Steps Using Definition of a Derivative

Combine 3k and k to get 4k.

$$\frac{\mathrm{d}}{\mathrm{d}k}(4k)$$

The derivative of ax^{n} is nax^{n-1}.

$$4k^{1-1}$$

Subtract 1 from 1.

$$4k^{0}$$

For any term t except 0, t^{0}=1.

$$4\times 1$$

For any term t, t\times 1=t and 1t=t.

$$4$$

Evaluate

$$4k$$

Solution Steps

Combine 3k and k to get 4k.

$$4k$$