Arithmetic Sequences

Question 1

Which of these sequences are arithmetic? Check all that apply.

Revolt · Accepted Answer

B: ; D: 27, 40, 53, 66, 79, . . .

Question 2

The common difference of the arithmetic sequence is

Revolt · Accepted Answer

B: 1/3

Question 3

What rule can be used to find the next term of the sequence?

Revolt · Accepted Answer

C: an = an–1 + 13

Question 4

What is the explicit rule that describes the arithmetic sequence shown in the graph?

Revolt · Accepted Answer

A: an = 50 + (n – 1)150

Question 5

How is the slope of the line related to the arithmetic sequence?

Revolt · Accepted Answer

B: It is the common difference.

Question 6

Use the explicit formula to find a1.a1 =

Revolt · Accepted Answer

C: 1.2

Question 7

What is the explicit rule for the arithmetic sequence?

Revolt · Accepted Answer

D:

Question 8

What is the explicit formula for the arithmetic sequence?

Revolt · Accepted Answer

A: an = 1.2 + (n – 1)1.5

Arithmetic Sequences Answers