Sequences and Series

Which sequence is arithmetic?

• 4, 8, 16, 32, 64, ...
• 4, 6, 10, 12, 16, ...
• 4, 1, -2, -5, -8, ...
• 4, 2, 1, 1/2, 1/4, ...

Tags

CCSS.HSF.BF.A.2

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

• 8
• 11
• -11
• -8

Tags

CCSS.HSF.BF.A.2

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

• 14
• 68
• 63
• 71

Tags

CCSS.HSF.BF.A.2

Find the missing terms of the arithmetic sequence:
145, ___, ___, ___, 205

• 160, 175, 190
• 165, 185, 195
• 155, 165, 175
• 190, 175, 160

Tags

CCSS.HSF.BF.A.2

Find the common difference:  a₂ = 6 and a₆ = -14

• -1
• -5
• -2
• 2

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 = - 4n + 25

• a_n = - 4n + 29

• a_n = 4n + 25

Tags

CCSS.HSF.BF.A.2

What term number is 395?

• 100th

• 96th

• 97th

• 99th

Tags

CCSS.HSF.BF.A.2

What is the next term in the sequence 1, 4, 9, 16, 25, ...?

• 34
• 36
• 39
• 41

Tags

CCSS.HSF.BF.A.2

Define the following sequences as arithmetic, geometric, or neither ... 1, 2, 4, 16, 32

• Arithmetic

• Geometric

• Neither

Is the sequence 2, 4, 12, 48,... geometric?

• yes
• no

Tags

CCSS.HSF.BF.A.2