Prove that the sequence 1 f(1n) j(zn) 2 f(In) F(x,) ' f(r,) 1 with Xn+1 = n an = %3D an is cubically convergent to a root of f under some conditions.

College Algebra
1st Edition
ISBN:9781938168383
Author:Jay Abramson
Publisher:Jay Abramson
Chapter6: Exponential And Logarithmic Functions
Section6.4: Graphs Of Logarithmic Functions
Problem 60SE: Prove the conjecture made in the previous exercise.
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Prove that the sequence
1.
Xn+1 = In
(n) 1 f(2,)
F(2n) 2 f(r,)
with
an =
an
is cubically convergent to a root of f under some conditions.
Transcribed Image Text:Prove that the sequence 1. Xn+1 = In (n) 1 f(2,) F(2n) 2 f(r,) with an = an is cubically convergent to a root of f under some conditions.
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