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Mathematics
Problem
A particle moves along a straight line such that its displacement after
t
t
t
seconds is
s
(
t
)
=
1
+
2
t
4
s(t)=\sqrt{1+2t^{4}}
s
(
t
)
=
1
+
2
t
4
metres. a. (i) Find the time at which the velocity of the particle is zero. b. (ii) Determine the acceleration of the particle at that time.
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