Sequence Quiz #1

15, 20, 25, 30, 35, ...

Is this sequence an arithmetic sequence?

• Yes

• No

2, 4, 8, 16, 32, 64, ...

Is this sequence an arithmetic sequence?

• Yes

• No

Is this sequence an arithmetic sequence?

60, 53, 46, 39, 32, 25, ...

• Yes

• No

20, 24, 28, 32, 36, 40, ...

What is the common difference (d) in this arithmetic sequence?

• d = 20

• d = 4

• d = -4

• d = f(n-1)

Find the 10th term of the following arithmetic sequence:

5, 8, 11, 14, ...

• 35

• 3

• 32

• 29

f(1) = 7; f(n) = f(n-1) + 2

Which sequence matches this recursive rule?

• 7, 9, 11, 13, 15, 17, ...

• 7, 14, 28, 56, 112, ...

• 7, 5, 3, 1, -1, -2, ...

• 2, 9, 16, 23, 30, ...

Identify the first term and common difference of this arithmetic sequence.

8, 13, 18, 23, 28, ...

• f(1)=8; d=5

• f(n)=f(n-1)+8

• f(1)=5; d=8

• f(n)=8; d=n-1

Find the 60th term of the following arithmetic sequence:

20, 22, 24, 26, 28, 30, ...

• 60

• 20

• 140

• 138

• 118