solve this question and also send its process
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v=u+at ...... according to Newton's law
0=u+(3t^2-3)*0
-u=0-3
-u=-3
u=3
it may helps u
please mark it as brainlist
0=u+(3t^2-3)*0
-u=0-3
-u=-3
u=3
it may helps u
please mark it as brainlist
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