Question

V2 = u? + 2as
u = 12
a = -3
S =
= 18
(a) Work out a value of v.

Answer 1

6√7 m/s

Explanation:

Given,

u = 12

a = - 3

s = 18

v^2 = u^2 - 2as

= 12^2 - 2 ( - 3 ) ( 18 )

= 144 + 108

v^2 = 252

v = √252

v = 6√7 m/s

Answer 2

Explanation:

hope it helps you...:)....