a particle is in motion along a straight track. as it crosses a fixed point a stop watch is started. the particle travels a distance 180cm in the first 3s and 220m in the next 5s. what will be its velocity at the end of the ninth second?
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Answer:
30 CM/S
Explanation:
PLS MARK AS BRAINLIEST ANSWER
Let u be the initial velocity and a be the acceleration.
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