Question

if a body its acceleration is2m/s2 and its final velocity is 8m/s in 15 seconds calculate the initial velocity ​

Answer 1

since v=u+at...put value of a=2 t=15 v=8....value of u will be -22

Answer 2

Answer:

v=u+at

8=u+2×15

8=u+30

8-30=u

-22=u