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A train travels along a straight track in a way that its position can be expressed as a function s(t)=6t^2+4t a.Determine the average velocity between

A train travels along a straight track in a way that its position can be expressed as a function

s(t)=6t^2+4t

a.Determine the average velocity between t = 3 s and t = 6 s.

b.Determine the instantaneous velocity when t = 3 s.

c.Determine the instantaneous velocity when t = 6 s.

2. Determine the absolute extrema and illustrate your results by sketching a graph of the function .

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