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Mathematics
Problem
An object moves with velocity
v
(
t
)
=
5
cos
t
v(t)=5\cos t
v
(
t
)
=
5
cos
t
meters per second. If its position is
s
(
π
3
)
=
2
s\!\left(\tfrac{\pi}{3}\right)=2
s
(
3
π
)
=
2
meters, what is
s
(
π
)
s(\pi)
s
(
π
)
? a)
7
−
5
3
2
7-\dfrac{5\sqrt{3}}{2}
7
−
2
5
3
b)
2
+
5
3
2
2+\dfrac{5\sqrt{3}}{2}
2
+
2
5
3
c)
2
−
5
3
2
2-\dfrac{5\sqrt{3}}{2}
2
−
2
5
3
d)
−
11
2
-\dfrac{11}{2}
−
2
11
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