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anonymous
 one year ago
A particle moves on a line away from its initial position so that after t hours it is s = 6t^2 + 2t miles from its initial position. Find the average velocity of the particle over the interval [1, 4]. Include units in your answer.
anonymous
 one year ago
A particle moves on a line away from its initial position so that after t hours it is s = 6t^2 + 2t miles from its initial position. Find the average velocity of the particle over the interval [1, 4]. Include units in your answer.

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anonymous
 one year ago
Best ResponseYou've already chosen the best response.0okay so this is what i got (s(4)  s(1))/(41) = the average ? does that look right to you guys?

jtvatsim
 one year ago
Best ResponseYou've already chosen the best response.1That setup looks right. All it needs now are numbers to finish it off. :)

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0okay great thats all i needed, to know wasn't sure if the order was correct :)

jtvatsim
 one year ago
Best ResponseYou've already chosen the best response.1Yep, you take the last point of the interval minus the first point of the interval usually. This just comes from our intuitive response to questions like "What is the difference between 1 and 5"? Well, 4, that is, 5  1. :)
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