Question: I need help with this A sled accelerates down a hill and then slows down after it reaches a flat portion of ground. The speed

I need help with this

A sled accelerates down a hill and then slows down after it reaches a flat portion of ground. The speed of the sled s (t) (in ft/sec) at a time t (in sec) aft movement begins can be approximated by: 0.5t for 0

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