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A particle moves along a horizontal line...

A particle moves along a horizontal line such that its position at any time `t ge 0` is given by `s(t)=t^(3)-6t^(2)+9t+1`, where s is measusred in metres and t in seconds ?
(a) At what time the particle is at rest ? (3) Find the total distance travelled by the particle in the first 2 seconds.

Text Solution

Verified by Experts

The correct Answer is:
`(1) t=1,t=3`
(2) `t=1, t=3`
(3) `6` metres.
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NCERT TAMIL-APPLICATIONS OF DIFFERENTIAL CALCULUS-Exercise 7.10
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