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Mathematics
Mathematics
Problem
Determine the value of
k
k
k
for which the average rate of change of the function
f
(
t
)
=
k
t
2
+
2
t
f(t)=kt^{2}+2t
f
(
t
)
=
k
t
2
+
2
t
on the interval
[
1
,
3
]
[1,3]
[
1
,
3
]
equals
8
8
8
.
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