The Maths TailorPast-paper stats

STEPSequences & SeriesRank #51·Type MC

For constant / periodic sequences, impose $x_{n + k} = x_{n}$ and solve the resulting equations

At a glance

4

Occurrences

questions

4

Years

4

Papers

4

Worked

100%

When this method shows up

Years in which at least one question on this paper triggers the method.

2006 2008 2017 2019

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Convergence via interleaved monotone subsequences×3
Exploit the second-order invariant $u_{n + 1} u_{n - 1} - u_{n}^{2}$ to get identities and bounds×3

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