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Mathematics
Mathematics
Problem
The displacement of a particle moving along a straight line is given by
s
(
t
)
=
3
t
2
−
4
t
+
5
s(t)=3t^{2}-4t+5
s
(
t
)
=
3
t
2
−
4
t
+
5
metres, where
t
t
t
is in seconds. a. (i) Find the velocity function
v
(
t
)
v(t)
v
(
t
)
. b. (ii) Calculate
v
(
2
)
v(2)
v
(
2
)
with its units.
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