Consider the sequence (an) given by the recurrence an+1 = 2an-n for all n € N, with the initial condition a₁ = 2. Compute a2, a3,...,ag and make a guess about a formula for an. Prove your formula by induction on n.

Elements Of Modern Algebra
8th Edition
ISBN:9781285463230
Author:Gilbert, Linda, Jimmie
Publisher:Gilbert, Linda, Jimmie
Chapter2: The Integers
Section2.2: Mathematical Induction
Problem 52E: Given the recursively defined sequence a1=1,a2=3,a3=9, and an=an13an2+9an3, use complete induction...
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Consider the sequence (an) given by the recurrence an+1 = 2an-n for all neN, with the initial condition
a₁ = 2.
Compute a2, a3,..., a6 and make a guess about a formula for an.
Prove your formula by induction on n.
Transcribed Image Text:Consider the sequence (an) given by the recurrence an+1 = 2an-n for all neN, with the initial condition a₁ = 2. Compute a2, a3,..., a6 and make a guess about a formula for an. Prove your formula by induction on n.
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