Arithmetic Sequences

Identify the common difference.
97, 86, 75, 64, ...

• 8
• 11
• -11
• -8

Find the 22nd term of the following sequence:
5, 8, 11, ...

• 14
• 68
• 63
• 71

The next two terms of the sequence 4,7,10,13 are ....

• 16 and 19
• 15 and 19
• 16 and 18
• 15 and 18

Which of the following is an arithmetic sequence?

• 1,2,4,8,16,...

• 3,6,12,24

• 1,5,9,13,17

• 1,10,100,1000

Tags

CCSS.HSF.BF.A.2

Given the sequence:

25, 21, 17, 13,...

Write the explicit equation that models the sequence.

• a_n = 4n + 29

• a_n = 25 +(-4)(n-1)

• a_n = -25 +(-4)(n-1)

• a_n = 4n + 25