Sequences - Day 2

Find the sequence 10, 20, 30, 40.........

• Multiply by 10
• Add 10  
• Multiply by 2

Tags

CCSS.HSF.BF.A.2

Find the sequence; 10.5, 13, 15.5, 18..........

• add 2.5
• add 2
• multiply by 2.5

Tags

CCSS.HSF.BF.A.2

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

• Yes
• No

Tags

CCSS.HSF.BF.A.2

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

• 8
• 11
• -11
• -8

Tags

CCSS.HSF.BF.A.2

Write a formula for the following sequence:

5, 8, 11, 14, 17...

• a_n = 3n + 2

• a_n = 8 - 5n

• a_n = 5(3)^n-1

• a_n = 5 + 3n

Tags

CCSS.HSF.BF.A.2

What is the 100th term in the sequence a_n = 4n-12

• 388

• 40012

• -388

• 100

Tags

CCSS.HSF.BF.A.2

To find the next term in an arithmetic sequence…

• add the common difference d

• multiply by the common ratio r

Tags

CCSS.HSF.BF.A.2

3, 9, 15, 22, ...

Is this sequence arithmetic, geometric, or neither?

• arithmetic (common difference d = 6)

• geometric (common ratio r = 4)

• neither (no common difference OR common ratio) neither (no common difference OR common ratio)

Tags

CCSS.HSF.BF.A.2

Identify the common difference.
3, 7, 11, 15, ...

• 6
• 5
• 4
• 2

Tags

CCSS.HSF.BF.A.2

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

Tags

CCSS.HSF.BF.A.2