Calculus 2 Quiz
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SEQUENCES & SERIES
Question 1
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Consider the sequence
a
n
=
(
−
1
)
n
(
n
2
−
1
)
n
2
+
n
+
1
a_n = \frac{(-1)^n (n^2 - 1)}{n^2 + n + 1}
a
n
=
n
2
+
n
+
1
(
−
1
)
n
(
n
2
−
1
)
. Which of the following is true?
A
The sequence converges to 1.
B
The sequence converges to 0.
C
The sequence diverges.
D
The sequence converges to -1.
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