Question: Question 10- A rock is thrown down from the top of a500-foot cliff. After 1second, the rock is traveling 47 feet per second. After 3

Question 10- A rock is thrown down from the top of a500-foot cliff. After 1second, the rock is traveling 47 feet per second. After 3

seconds, the rock is traveling 111 feet per second.

a. Assume that the relationship betweentime, t, andspeed, s, is linear and write the equation describing this relationship. Use ordered pairs of the form(time, speed).

b. Use this equation to determine the speed of the rock 5 seconds after it was dropped.

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