Question

how is the derivative of position velocity ?

Answer 1

@hartnn , @ganeshie8

Answer 2

@Directrix

Answer 3

@thomaster

Answer 4

what is the function?

Answer 5

As position changes with respect to time we call it velocity.
Derviative wrt time just means that change in position wrt time.\[\frac{d(x)}{dt} = v\]

Got it? :)