A sequence b0, b1, b2, ... is defined by letting b0 = 5
Chapter 5, Problem 25E(choose chapter or problem)
Problem 25E
A sequence b0, b1, b2, ... is defined by letting b0 = 5 and bk = 4 + bk–1 for all integers k > 1. Show that bn ≥4n for all integers n ≥ 0.
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