Question

who derive equations of motion

Answer 1

It is not exactly that who derived the equations but some of the famous physists. you can know more information in the book the physics hyper text book.

Answer 2

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Galileo Galilei has derived the three Kinematic equations.

v = u + at

s = ut + 1/2 a t^2

v^2 - u^2 = 2as.

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