Question

The position of an object moving along

x

-axis is given by

x =

a + bt2

where

a = 8.5 m,

b = 2.5 ms–2 and

t is measured in seconds. What is its velocity at

t = 0 s and

t = 2.0 s. What is the average velocity

between

t = 2.0 s and

t = 4.0 s ?​

Answer 1

Explanation:

I hope you understand ok