14. If the numbers an are defined by a₁ = : 11, a2 = 21, and an = 3an–1 — 2an-2 for n ≥ 3, prove that an = 5 · 2n +1 n≥ 1

Elements Of Modern Algebra
8th Edition
ISBN:9781285463230
Author:Gilbert, Linda, Jimmie
Publisher:Gilbert, Linda, Jimmie
Chapter1: Fundamentals
Section1.6: Matrices
Problem 14E
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14. If the numbers an are defined by a₁ = : 11, a2 = 21, and an = 3an–1 — 2an-2 for n ≥ 3,
prove that
an = 5 · 2n +1
n≥ 1
Transcribed Image Text:14. If the numbers an are defined by a₁ = : 11, a2 = 21, and an = 3an–1 — 2an-2 for n ≥ 3, prove that an = 5 · 2n +1 n≥ 1
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