The position function of an object is given by s(t) = 16t², where s(t) is the height in feet and t is the time in seconds. Find the object's average speed during the first 2 sec of fall. Find the object's speed at the instant t = 1 sec. [Select] [Select] Find the object's acceleration. [3 [Select]

Q: 80 Height (metres) 40 Y 5 10 15 Time (minutes) 20 25 30

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