Finite Geometric Series

Question 1

Which of the following show a geometric series? Select all that apply.

Revolt · Accepted Answer

2 + 3 + 4.5 + 6.75 + …; 8 + 4 + 2 + 1 + …

Question 2

r =

Revolt · Accepted Answer

0.5

Question 3

a =

Revolt · Accepted Answer

"2"; "8"

Question 4

What is the series in summation notation?

Revolt · Accepted Answer

Answer image: https://r07.core.learn.edgenuity.com//media.edgenuity.com/EVresources/3111-14-08-20-02-task/mc002-2.jpg

Question 5

Identify the value of r and a1 for each geometric series.

Revolt · Accepted Answer

1.5; 0.5

Question 6

Identify the value of r and a1 for each geometric series. 2 + 3 + 4.5 + 6.75 + ... r = a = 8 + 4 + 2 + 1 + ... r = a =

Revolt · Accepted Answer

1.5; Selection 1: 1.5; Selection 2: 0.5

Question 7

0.25 + 1 + 4 + 16 + 64

Revolt · Accepted Answer

4; 0.25; 5

Question 8

r =

Revolt · Accepted Answer

Part 1: 4; Part 2: 0.25; Part 3: 5; 4

Question 9

Which shows the terms of the series?

Revolt · Accepted Answer

3 + 12 + 48 + 192

Question 10

Evaluate the series. What is the sum?

Revolt · Accepted Answer

255

Finite Geometric Series Answers