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- 1. Multiple ChoiceIs the sequence arithmetic: 37, 31, 25, 19, ...YesNo
- 2. Multiple ChoiceIs the sequence 2, 4, 12, 48,... geometric?yesno
- 3. Multiple Choice
5, 15, 45, 135 is a ...
Geometric sequence with r = 3
Geometric sequence with r = 1/3
Arithmetic sequence with d = 10
Arithmetic sequence with d = 3
- 4. Multiple ChoiceIdentify the common difference.
97, 86, 75, 64, ...811-11-8 - 5. Multiple ChoiceFind the common ratio: 4, -16, 64, -256, ...r = -4r = 2r = -2r = 4
- 6. Multiple Choice
Write a formula for the following sequence:
5, 8, 11, 14, 17...
an = 3n + 2
an = 8 - 5n
an = 5(3)n-1
an = 5 + 3n
- 7. Multiple Choice
Write a formula for the following sequence:
4, 12, 36, 108...
an = 4(3n-1)
an = 4(3n)
an = 4+3n
an = 4(3n)
- 8. Multiple Choice
Write a formula for the following sequence:
2, 8, 14, ...
an = 2 + 6n
an = - 6 + 6n
an = 6n - 4
an = 4 - 6n
- 9. Multiple Choice
What is the 100th term in the sequence an = 4n-12
388
40012
-388
100
- 10. Multiple ChoiceGiven a1= 5 and d= 2 find a613101517
- 11. Multiple Choice
Find a18 for the following geometric sequence,
-3, 6, -12, 24,,,
-37
-786,432
393,216
258,280,326
- Answer choicesTagsAnswer choicesTags