help me out pls i had a hard time 13.Use the difference an+1 – an to show that the given sequence {a, } is strictly increasing or strictly decreasing.(5+Зл — 2An+l - an =1; strictly decreasing(Зп — 2)(Зп + 2)"2strictly increasing(Зп — 2)(Зп + 1)(3n + 2)(3n – 1)'; strictly decreasing2: strictly decreasing(3n – 2)(3n + 1)'2; strictly increasing(Зл + 2)(3п — 1)15.Write the first five terms of the sequence:{vn² + 2n – n}"Determine whether the sequence converges, and if so find its limit.If the sequence diverges, indicate that using the checkbox.NOTE: Enter exact answers.a2 =lim (Vn² + 2n – n) =n+00az =The sequence divergesa4 =a5 =

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13. Use the difference an+1 – an to show that the given sequence {a, } is strictly increasing or strictly decreasing. (5 + Зл — 2 An+l - an = 1 ; strictly decreasing (Зп — 2)(Зп + 2)" 2 strictly increasing (Зп — 2)(Зп + 1) (3n + 2)(3n – 1)' ; strictly decreasing 2 strictly decreasing (Зп — 2)(3л + 1) 2 strictly increasing (Зп + 2)(Зп — 1)

13. Use the difference an+1 – an to show that the given sequence {a, } is strictly increasing or strictly decreasing. (5 + Зл — 2 An+l - an = 1 ; strictly decreasing (Зп — 2)(Зп + 2)" 2 strictly increasing (Зп — 2)(Зп + 1) (3n + 2)(3n – 1)' ; strictly decreasing 2 strictly decreasing (Зп — 2)(3л + 1) 2 strictly increasing (Зп + 2)(Зп — 1)

Algebra & Trigonometry with Analytic Geometry

13th Edition

ISBN:9781133382119

Author:Swokowski

Publisher:Swokowski

Chapter10: Sequences, Series, And Probability

Section10.3: Geometric Sequences

Problem 81E

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