Arithmetic Sequence and Series

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

• 14
• 68
• 63
• 71

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 25th term of the sequence if a₁ = 5 and d = 0.5

• 18
• 17
• 15
• 14

Tags

CCSS.HSF.BF.A.2

Expand:  $\sum_{k=3}^6\left(2k-1\right)$  

• 4, 6, 8, 10

• 4, 6, 8

• 5, 7, 9, 11

• 5, 7, 9

Tags

CCSS.HSA.SSE.A.2

CCSS.HSA.SSE.B.3

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

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

Tags

CCSS.HSF.BF.A.2

Is the sequence arithmetic: 17, 9, 1, -7, ...

• Yes
• No

Tags

CCSS.HSF.BF.A.2

What is the sum of the first 50 terms of the series 2 + 17 + 32 + 47 + ...?

• 1,600
• 18,235
• 18,475
• 19,125

Tags

CCSS.HSF.BF.A.2

CCSS.HSF.LE.A.2

Insert two arithmetic means of 55 and 118.

• 80 and 82

• 70 and 100

• 76 and 97

• 78 and 96

Which kind of sequence has a common difference?

• Arithmetic
• Geometric

Tags

CCSS.HSF.BF.A.2

CCSS.HSF.LE.A.2

Which formula represents this sequence:
2, 8, 14, ...

• 4n
• n + 6
• 3n + 2
• 5n - 2