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Mathematics
9th -
12thgrade
Arithmetic Sequences and Partial Sums
10 questions
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- 1. Multiple Choice
What is the common difference in the sequence {2, 7, 12 ...}
-5
5
2
9
- 2. Multiple Choice
Is the sequence {-4, 10, 23, 27...} an arithmetic sequence?
yes
no
- 3. Multiple Choice
Given a1 = 3 and a6= 13, what is the common difference?
2
3
10
1
- 4. Multiple Choice
9, 19, 29, 39, ... find a37
365
321
369
341
- 5. Multiple Choice
5, −2, −9, −16, ... is an arithmetic sequence
yes
no
- 6. Multiple Choice
Find S26 of the sequence {3, -1, -5, -9...}
-346
-1423
-97
-1222
- 7. Multiple Choice
Find the sum
3125
3942
3623
3952
- 8. Multiple Choice
How many terms are in the sequence?
6
7
3
2
- 9. Multiple Choice
In the sequence {7, 9, 11, 13...} a2 =
7
9
16
20
- 10. Multiple Choice
What is d in the sequence {8, 4, 0, -4,...}
12
8
4
-4
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