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Worksheet: Introduction to Arithmetic Sequences
Q3:
Consider the finite sequence , where two values are missing. We can think of this sequence as the function whose graph is sketched.
What is the domain of the function?
- AThe set of positive integers
- B
- C
- D
- E
What is the range of the function?
- A
- BThe set of all integers
- C
- D
- E
Q4:
If the multiples of any number are written in increasing order, do they form an arithmetic sequence?
- Ayes
- Bno
Q5:
The sequence is an arithmetic sequence if is .
- A constant
- B not constant
Q6:
Write the next three terms of the following sequence: .
- A
- B
- C
- D
- E
Q7:
Write the next three terms of the following sequence: .
- A
- B
- C
- D
- E
Q8:
Use the graph to decide whether the following sequence is an arithmetic sequence.
| Order | 1st | 2nd | 3rd | 4th | 5th |
|---|---|---|---|---|---|
| Term | 5 | 11 | 17 | 21 | 25 |
- AIt is not an arithmetic sequence.
- BIt is an arithmetic sequence.
Q9:
The common difference of an arithmetic sequence, denoted as , is for each .
- A constant
- B not constant
Q10:
Is the sequence increasing or decreasing?
- Adecreasing
- Bincreasing
Q11:
Is the sequence increasing or decreasing?
- Adecreasing
- Bincreasing
Q12:
Is the sequence increasing or decreasing?
- Aincreasing
- Bdecreasing
Q13:
An arithmetic progression starting at and ending at has a common difference equal to . What is the second term from the end?
- A
- B
- C
- D