9. Let (x) and (y) be two sequences converges to c with x y for all n. Assume that f is defined for all real numbers and that f'(c) exists. Prove that {-x} converges to f'(c).

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter10: Sequences, Series, And Probability
Section10.1: Infinite Sequences And Summation Notation
Problem 72E
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9. Let (x) and (yn) be two sequences converges to c with x + yn for all n. Assume that fis
defined for all real numbers and that f'(c) exists. Prove that
[10w-₂)}
converges to f'(c).
Transcribed Image Text:9. Let (x) and (yn) be two sequences converges to c with x + yn for all n. Assume that fis defined for all real numbers and that f'(c) exists. Prove that [10w-₂)} converges to f'(c).
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