A sequence of integers Ln for n E No is defined by the recurrence relation Ln+2 = 3Ln+1 Ln, n>0 with initial conditions Lo = 1, L₁ = 1. By induction, or otherwise, prove that the identity 3LnLn-1 - L - L -1 = 1 holds for all n E N. -

Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
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A sequence of integers Ln for n E No is defined by the recurrence relation
Ln+2 = 3Ln+1 - Ln,
n>0
with initial conditions Lo = 1, L₁ = 1. By induction, or otherwise, prove that the identity
3LnLn-1 — L² - L¾½-1 = 1
holds for all n € N.
Transcribed Image Text:A sequence of integers Ln for n E No is defined by the recurrence relation Ln+2 = 3Ln+1 - Ln, n>0 with initial conditions Lo = 1, L₁ = 1. By induction, or otherwise, prove that the identity 3LnLn-1 — L² - L¾½-1 = 1 holds for all n € N.
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