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- 1. Multiple Choice
Write the recursive formula of 13, 9, 5...
f(n) =f(n−1) − 4; f(1) = 13
f(n) =f(n−1) +3; f(1) = 13
f(n) =f(n−1) -5; f(1) = 13
f(n) =f(n−1) +4; f(1) = 4
- 2. Multiple Choice
Write the recursive formula for 6, 17, 28, 39, 50....
f(n) = f(n−1) + 11; f(1) = 6
f(n) =f(n−1) − 4; f(1) = 6
f(n) =f(n−1) + 9; f(1) = 6
f(n) =f(n−1) + 6; f(1) = 6
- 3. Multiple Choice
Given the recursive formula, find the first four terms:
f(n) = f(n −1) + 5
f(1) = −16
-16, -21, -26, -31
5, -11, -27, -43
-16, -80, -500, -200
-16, -11, -6, -1
- 4. Multiple Choice
Is the sequence geometric or arithmetic?
6, 12, 18, 24...
Arithmetic
Geometric
Neither
- 5. Multiple Choice
What is the explicit rule for the sequence:
11, 22, 33, 44..
f(n) = 11n +11
f(n) = 0 + 11n
f(n) = 11 + 2n
- 6. Multiple Choice
What is the explicit form for the following sequence
3, 13, 23, 33, 43...
f(n)= −7+10n
f(n)= 10 + 3n
f(n)= 3 +10n
f(n) = 7 + 10n
- 7. Multiple Choice
What is the explicit equations for this function?
f(n) = 5 +2n
f(n) = 5 − 2n
f(n) = 0 + 2n
f(n) = 5 + 2n
- 8. Multiple Choice
Given the sequence:
25, 21, 17, 13,...
Write the explicit equation that models the sequence.
f(n) = 29 + 4n
f(n) = 29 − 4n
f(n) = 25 − 4n
f(n) = 25 + 4n
- 9. Multiple Choice
Select the explicit rule that represents the sequence.
68 + 11n
68 − 11n
79 − 11n
79 + 11n
- 10. Multiple Choice
Select the explicit rule that represents the sequence.
1 + 5n
6 + 5n
5n + 6
1 + 6n
- 11. Multiple Choice
The next two terms of the sequence 12,17,22,27 are
28 and 33
29 and 34
32 and 37
30 and 35
- 12. Multiple Choice
What is the rule (explicit equation) for the nth term given
60, 55, 50, 45, ...
f(n) = 60 − 5n
f(n) = 65 − 5n
f(n) = 65 + 5n
f(n) = 60 + 5n
- 13. Multiple Choice
Find the explicit rule for the table.
f(n) = 11 + 11n
f(n) = 0 + 11n
f(n) = 1 + 11n
f(n) = 11 + 2n
- 14. Multiple Choice
Find the explicit rule for the table.
f(n) = 5 + 2n
f(n) = 3 + 2n
f(n) = 3 − 2n
f(n) = 5 − 2n
- 15. Multiple ChoiceWhich of the following equations is recursive?f(n) = 3n+2f(n) = f(n-1) + 3
- 16. Multiple Choice
Which of the following equations is explicit?
f(n) = 5 + 4n
f(n) = f(n-1) x 5
- 17. Multiple ChoiceWhich of the following equations is recursive?f(n) = f(n-1) +4f(n) = 2n - 5
- 18. Multiple Choice2, 5, 8, 11, 14
What's the recursive equation?f(n) = 3n -1f(n) = n + 3f(n) = f(n-1) +3f(n) = f(n+3) - 19. Multiple Choicef(n) = f(n-1) + 5
What does f(n-1) represent?The desired number in a sequenceThe previous number in a sequence - 20. Multiple Choice
2, 5, 8, 11, 14
What's the explicit equation?
f(n) = − 1+ 3n
f(n) = 2 + 3n
f(n) = f(n-1) + 3
f(n) = f(n+3) + 1
- 21. Multiple Choice
What is the recursive equation for this function?
f(1) = 3
f(n) = f(n-1) - 2
f(1) = 5
f(n) = f(n-1) + 2
f(1) = 5
f(n) = f(n-1) - 3
f(1) = 5
f(n) = f(n-1) + 3
- 22. Multiple ChoiceWhich of the following equations is recursive?f(n) = 3n+2f(n) = f(n-1) + 3
- 23. Multiple Choice
What is the recursive equation for this function?
f(1) = 1
f(n) = f(n-1) - 2
f(1) = 1
f(n) = f(n-1) + 2
f(1) = -1
f(n) = f(n-1) + 2
f(1) = -1
f(n) = f(n-1) - 2
- 24. Multiple ChoiceWhat's an arithmetic sequence?1, 3, 5, 7, 9, ...1, 2, 4, 8, 16, 32, ...1, 1, 2, 3, 5, 8, 13, ...
- 25. Multiple ChoiceWrite the recursive formula for 6, 17, 28, 39, 50....an=an-1+11
a1=6an=an-1-4
a1=6an=an-1+9
a1=6an=an-1+6
a1=6 - Answer choicesTagsAnswer choicesTags