The sequence , for positive integers ,
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DSE 2010 Question 7: Sequences, series and convergence
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Plain-text version
The sequence (-1)ⁿ(1+1/n), for positive integers n, (A) has limit point 1 (B) has limit point -1 (C) has limit points 1 and -1 (D) has no limit points
Also written as: The sequence (-1)^n(1+1/n), for positive integers n,
Sequences, series and convergence has come up 33 times in 5 exams since 2006.
What this question tests
This question is on Sequences and their limits, part of Sequences, series and convergence in Mathematics.
Whether a sequence settles down and what it settles to.
TestStop has 10 past-paper questions on this subtopic.
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Question from the DSE 2010 paper. Solutions are TestStop's own. Not affiliated with or endorsed by any examination authority.