Let an be recursively defined by ao = 2, an+1 = √5an for n ≥ 0. Either show that an converges and find its limit, or else show that an diverges to ±∞o.

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter10: Sequences, Series, And Probability
Section10.1: Infinite Sequences And Summation Notation
Problem 72E
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Let an be recursively defined by ao = 2, an+1 = √5an for n ≥ 0.
Either show that an converges and find its limit, or else show that an diverges
to ±∞o.
Transcribed Image Text:Let an be recursively defined by ao = 2, an+1 = √5an for n ≥ 0. Either show that an converges and find its limit, or else show that an diverges to ±∞o.
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