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A point moves along a straight line in s...

A point moves along a straight line in such a way that after t seconds its distance from the origin is `s=2t^(2)+3t` metres.
(i) Find the average velocity of the points between at `t=3` and `t=6` seconds.
(ii) Find the instantaneous velocities at `t=3` and `t=6` second .

Text Solution

Verified by Experts

The correct Answer is:
`(i) 21 m//s` `(ii) 15m//s` and `27m//s`
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