Question

4th question..plz
it's urgent

Answer 1

its answer would be 3 AS at t equal to zero it is a 6 metre and putting the value equal three in the question that we get 3 metre.

Answer 2

travelled distance
=distance at t=3 ec-distance at t= 0 sec
=|(9-12+6)-6|
=3m

hope this will help you