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The displacement S of a point moving in a straight line given by S=8t^2+3t-5, S being in cm and t in seconds.the initial velocity of the particle is

Please answer the question with explanation


i think that the answer is option (a) 3cm/s 
because s = ut + 1/2 at²
and here 1/2at² = 8t² and ut = 3t 
therefore i think that the answer is 3cm/s
   i hope it helps........................^_^
2 5 2
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