Question

A{1,b,b{4,2},{x,y,z},d{d}} n(A)=
​

Answer 1

Acceleration, rate at which velocity changes with time, in terms of both speed and direction. A point or an object moving in a straight line is accelerated if it speeds up or slows down. ... Acceleration is defined as the change in the velocity vector in a time interval, divided by the time interval.