Question

A particle starts with a velocity of 2 metre per second and moves in a straight line and acceleration is equal to minus 0.1 metre per second square the time when its displacement is 15 metre​

Answer 1

Answer:

s=ut+1/2at^

15=2t+1/2×1/10×t^

15=2t+t^/20

15=2t(1+t/10)

1. 15/2t=2+t/10

Answer 2

above answer is wright