Arithmetic Sequencing

Find the next three terms in the arithmetic sequence: 25, 34, 43, 52, ...

• 63, 72, 81

• 79, 88, 97

• 70, 79, 88

• 61, 70, 79

Is this an Arithmetic sequence? 5, 4.25, 3.5, 2.75

• Yes

• No

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

• 16 and 19

• 15 and 19

• 16 and 18

• 15 and 18

Identify the common difference. 
10, 20, 30, 40, ...

• 5

• 10

• 15

• 20

• 315

• 330

• 345

• 360

Given the sequence:
 25, 21, 17, 13,...
Write the explicit equation that models the sequence.  (Hint:  Simplify your equation.)

• a_n = 4n + 29

• a_n = -4n + 25

• a_n = -4n + 29

• a_n = 4n + 25

Find the 32nd term of this sequence.
34, 37, 40, 43, ...

• 32

• 64

• 127

• 356

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

• 14

• 68

• 63

• 71

Is the sequence arithmetic: 37, 31, 25, 19, ...

• Yes

• No

Find the next three terms in the arithmetic sequence: -33, -24, -15, -6, ...

• -1, 7, 15

• -5, 2, 9

• 3, 12, 21

• -65, -73, -81