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Mathematics
Mathematics
Problem
Let
a
n
=
(
−
1
)
n
n
2
e
n
.
a_{n}=(-1)^{n}\dfrac{n^{2}}{e^{n}}\,.\,
a
n
=
(
−
1
)
n
e
n
n
2
.
Determine
lim
n
→
∞
a
n
\displaystyle \lim_{n\to\infty} a_{n}
n
→
∞
lim
a
n
.
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