S=t²-4 find displacement 1st, 3rd, 4th second

1.	S=t²-4 find displacement 1st, 3rd, 4th second
Answer» Hlo<br>▶ Given : x = (t - 2)\xa0At t = 0 : x = xo = (0-2)^2 = 4mAt t = 1s : x = x1 = (1-2)^2 = 1mAt t = 2s : x = x2 = (2-2)^2 = 0mAt t = 3s : x = x3 = (3-2)^2 = 1mAt t = 4s : x = x4 = (4-2)^2 = 4m

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