Problem

Motion of an Object An object moving in a straight line travels s(t) kilometers in t hours...

Motion of an Object An object moving in a straight line travels s(t) kilometers in t hours, where s(t) = 2t2 + 4t.

(a) What is the object’s velocity when t = 6?


(b) How far has the object traveled in 6 hours?


(c) When is the object traveling at the rate of 6 kilometers per hour?

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Solutions For Problems in Chapter 1.8