Question

V= u + at

U=1
T= 1/2
a=-3

Work out the value of v.

Answer 1

1 + -3 1/2 is = to -2.5 so v= -2.5

Answer 2

v = -
`(1)/(2)`

Explanation:

substitute the given values into the equation

v = 1 + ( - 3 ×
`(1)/(2)` )

= 1 + ( -
`(3)/(2)` )

= 1 -
`(3)/(2)`

=
`(2)/(2)` -
`(3)/(2)`

= -
`(1)/(2)`