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Mathematics
Mathematics
Problem
Let
k
k
k
be a fixed real number. Determine
lim
x
→
k
(
2
x
3
−
5
k
x
+
7
)
\displaystyle \lim_{x\to k}\bigl(2x^3-5kx+7\bigr)
x
→
k
lim
(
2
x
3
−
5
k
x
+
7
)
in terms of
k
k
k
.
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