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12/16/2022-HW Arithmetic & Geometric Series

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Last updated over 2 years ago
19 questions
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https://www.desmos.com/testing/virginia/graphing

Arithmetic Series
Question 1
1.

Find
for the arithmetic series:
(just type in the answer)

Question 2
2.

Find
for the arithmetic series:
(just type in the answer)

Question 3
3.

Find
for the arithmetic series:
(just type in the answer)

Question 4
4.

Find
for the arithmetic series:
(just type in the answer)

Question 5
5.

Find the sum of the arithmetic sequence:

5, 7, 9, ..., 27

Question 6
6.

Find the sum of the arithmetic sequence:

89, 86, 83, ..., 20

Question 7
7.

Find the sum of the arithmetic sequence:

Question 8
8.

Find the sum of the arithmetic sequence:

Question 9
9.

Find the sum of the arithmetic sequence:

Geometric Series

Since this is simply an exercise in substitution, here is the formula for Geometric Series (the sum of a geometric sequence).



use this to complete the next questions or go to Desmos and use the 'sum' feature.

Question 10
10.

Find
for the geometric series:
(just type in the answer)

Question 11
11.

Find
for the geometric series:
(just type in the answer...as a fraction)

Question 12
12.

Find the sum of the geometric series:

(find r using 160r=80...like we did on Thursday)

160 + 80 + 40 +...+ 5

Question 13
13.

Find the sum of the geometric series:

(find r using 1r=3...like we did on Thursday)

1 + 3 + 9 + 27 + ... + 729

Question 14
14.

Find the sum of the geometric sequence:

Question 15
15.

Find the sum of the geometric sequence:

Question 16
16.

Find the sum of the geometric sequence:

(input your answer as a fraction)

Question 17
17.

Find the sum of the geometric sequence:

Question 18
18.

upload your pages of work here--page 1

Question 19
19.

upload your pages of work here--page 2