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The po9sition of aparticle is given by t...

The po9sition of aparticle is given by the equation.
`s=f(t)=t^(3)-6t^(2)-9t`
where r is is measure in seconds and s in meters.
(a). Find the velocity at the t
(b). What is thhe velocity after 2s ? After 4 s ?
(c). When is the particle at rest ?
(d). When is the particle moving formward that is, ini the positive direction)?
(e). Find the total distance traveled by the particle during the first five sec.?

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  2. Let s(t)=t^(3)-6t^(2) be the position function of a particle moving al...

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  8. Find int(0)^(2)(2x^(3)-6x+(3)/(x^(2)+1))dx

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