Let v(t) = t 2 2t be the velocity, in ft/sec, of an object at time t, in seconds. (a)

Chapter 2, Problem 2.1.21

(choose chapter or problem)

Let v(t) = t 2 2t be the velocity, in ft/sec, of an object at time t, in seconds. (a) What is the initial velocity, v(0)? (b) When does the object have a velocity of zero? (c) What is the meaning of the quantity v(3)? What are its units?(b) Use function notation to express the question, When is the car going 65 mph? (c) Where is the car when it is going 67 mph?

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