Using the ε − N definition of a limit, prove that  lim n→∞  (6n^3 −2n+1)/(2n^3 + 1) =3.

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter3: Functions And Graphs
Section3.2: Graphs Of Equations
Problem 78E
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Using the ε − N definition of a limit, prove that 

lim n→∞  (6n^3 −2n+1)/(2n^3 + 1) =3.

 

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