Question

Please help me with the question​

Answer 1

Answer:

   -2.5 m/s^2

Step-by-step explanation:

From 2 seconds to 8 seconds (the last 6 seconds), the speed decreased from 15 m/s to 0. The average acceleration is ...

  (-15 m/s)/(6 s) = -2.5 m/s^2