Question

Please help me with this..show all the steps also...
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Answer 1

Given,

initial velocity, u = 10m/s

acceleration, a = -8m/s²

time, t = 2s

`we \: know \: that \\ s = ut + (1)/(2)a {t}^(2) \\ = > s = (10m {s}^( - 1) * 2s) + ( (1)/(2) * (- 8m {s}^( - 2)) * {(2s)}^(2)) \\ = >s = 10m + (- 8m) \\ = > s = 2m`

This is the answer.

Hope it helps!!