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Mathematics
Mathematics
Problem
If the velocity of a particle is
v
(
t
)
=
(
2
t
+
1
)
2
v(t)=(2t+1)^{2}
v
(
t
)
=
(
2
t
+
1
)
2
m/s, its acceleration
a
(
t
)
a(t)
a
(
t
)
is a)
(
4
t
+
2
)
m/s
2
(4t+2)\,\text{m/s}^{2}
(
4
t
+
2
)
m/s
2
b)
4
(
2
t
+
1
)
2
m/s
2
4(2t+1)^{2}\,\text{m/s}^{2}
4
(
2
t
+
1
)
2
m/s
2
c)
(
8
t
+
4
)
m/s
2
(8t+4)\,\text{m/s}^{2}
(
8
t
+
4
)
m/s
2
d)
8
t
m/s
2
8t\,\text{m/s}^{2}
8
t
m/s
2
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