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A runner slows down after completing a race. Her deceleration is 0.25 m/s2. After 5 s she is travelling at 4 m/s, determine her initial velocity.​

Respuesta :

poudelyunisha28

Answer:

2.75m/s

Explanation:

a=v-u ÷t

deceleration indicates negative value

Please find attached photograph for your answer.

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