for Define a sequence xn recursively by the rules x1 = 2, x2 = 6, and xn = 3xn-1 – 2xn-2 30, and so on. Use induction to prove that for every n E N, we have | n 2 3. Thus x3 = 14, x4 = - 2n+1 – 2. Xn

Elements Of Modern Algebra
8th Edition
ISBN:9781285463230
Author:Gilbert, Linda, Jimmie
Publisher:Gilbert, Linda, Jimmie
Chapter2: The Integers
Section2.2: Mathematical Induction
Problem 53E: Given the recursively defined sequence a1=0,a2=30, and an=8an115an2, use complete induction to prove...
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Define a sequence xn recursively by the rules x1 = 2, x2 = 6, and xn =
3xn-1 – 2xn-2
14, x4 = 30, and so on. Use induction to prove that for every n E N, we have
for
n 2 3. Thus x3 =
Xn = 2n+1 _ 2.
Transcribed Image Text:Define a sequence xn recursively by the rules x1 = 2, x2 = 6, and xn = 3xn-1 – 2xn-2 14, x4 = 30, and so on. Use induction to prove that for every n E N, we have for n 2 3. Thus x3 = Xn = 2n+1 _ 2.
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