The Fibonacci numbers 1, 1, 2, 3, 5, 8, 13.. are defined by the recursion formula xn+1 = Xn + xn-1, whit x1 = 1.Prove that (xn, xn+1) = 1 and that xn (a" – b") /(a – b), where a and bare the roots of the quadratic equation x? – x – 1 = 0. X2 - -
The Fibonacci numbers 1, 1, 2, 3, 5, 8, 13.. are defined by the recursion formula xn+1 = Xn + xn-1, whit x1 = 1.Prove that (xn, xn+1) = 1 and that xn (a" – b") /(a – b), where a and bare the roots of the quadratic equation x? – x – 1 = 0. X2 - -
Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter5: Inverse, Exponential, And Logarithmic Functions
Section5.2: Exponential Functions
Problem 62E
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