clearly written sentence why this sequence is a geometric sequence. b) Labeling 1/9 as the first term in the sequence, write an expression for the nth term in the sequence. c) Use sigma notation to express the sum of the first n terms of this sequence. d) Find a “closed” formula for this sum. e) What does this sum approach as n gets larger and larger? Explain!

Trigonometry (11th Edition)
11th Edition
ISBN:9780134217437
Author:Margaret L. Lial, John Hornsby, David I. Schneider, Callie Daniels
Publisher:Margaret L. Lial, John Hornsby, David I. Schneider, Callie Daniels
Chapter1: Trigonometric Functions
Section: Chapter Questions
Problem 1RE: 1. Give the measures of the complement and the supplement of an angle measuring 35°.
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a) Explain in a clearly written sentence why this sequence is a geometric
sequence.
b) Labeling 1/9 as the first term in the sequence, write an expression
for the nth term in the sequence.
c) Use sigma notation to express the sum of the first n terms of this
sequence.
d) Find a “closed” formula for this sum.
e) What does this sum approach as n gets larger and larger? Explain!

Consider the sequence:
1 1 1 1
9 27
81 243
Transcribed Image Text:Consider the sequence: 1 1 1 1 9 27 81 243
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