Arithmetic Sequence Basics

Find the missing number in the pattern. 6, 14, ____, 30, 38,...

• 18

• 20

• 24

• 22

Tags

CCSS.HSF.BF.A.2

Is this an arithmetic sequence? 1, 2, 3, 4, 5...

• Yes because you are multiplying by one every time.

• Yes because you are adding 1 each time.

• No because it starts at 1.

• No because it doesn't start at 0.

Tags

CCSS.HSF.BF.A.2

What is the common difference? 5, 7, 9, 11, 13 ...

• -1

• +1

• -2

• +2

Tags

CCSS.HSF.BF.A.2

What is the common difference? 15, 10, 5, 0, -5, -10 ...

• +10

• -10

• -5

• +5

Tags

CCSS.HSF.BF.A.2

How do you set up the explicit formula for this sequence? 5, 7, 9, 11, 13 ...

Tags

CCSS.HSF.BF.A.2

How do you set up the explicit formula for this sequence? 15, 10, 5, 0, -5 ...

Tags

CCSS.HSF.BF.A.2

Write the explicit formula for this sequence:

Tags

CCSS.HSF.BF.A.2

Write the explicit formula for this sequence:

Tags

CCSS.HSF.BF.A.2

Identify the type of sequence: 40, 31, 22, 13,.....

• Arithmetic

• Geometric

• Neither

Tags

CCSS.HSF.BF.A.2

A team recycles garbage each day, listing the total pounds. 5.5, 8, 10.5, 13, 15.5,... Which would be the correct formula for the arithmetic sequence?

• $a_n$ = 2.5 + 5.5(n-1)

• $a_n$ = 2.5 -5.5(n-1)

• $a_n$ = 5.5 + 2.5(n)

Tags

CCSS.HSF.BF.A.2