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Mathematics
Mathematics
Problem
A particle moves so that its velocity at time
t
t
t
seconds is
v
(
t
)
=
sin
t
v(t)=\sin t
v
(
t
)
=
sin
t
meters per second. If its position at
t
=
1
t=1
t
=
1
is
3
3
3
meters, what is its position at
t
=
π
t=\pi
t
=
π
? a)
3
+
1
m
3+1\text{ m}
3
+
1
m
b)
3
+
(
1
−
cos
1
)
m
3+(1-\cos 1)\text{ m}
3
+
(
1
−
cos
1
)
m
c)
3
+
(
cos
1
−
cos
π
)
m
3+(\cos 1-\cos \pi)\text{ m}
3
+
(
cos
1
−
cos
π
)
m
d)
3
+
(
1
−
cos
π
)
m
3+(1-\cos \pi)\text{ m}
3
+
(
1
−
cos
π
)
m
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