Arithmetic Sequences

Question 1

Which table represents an arithmetic sequence?

Revolt · Accepted Answer

mc001-3.jpg

Question 2

The next term of the arithmetic sequence 39, 60, 81, 102, 123, . . . is .

Revolt · Accepted Answer

144

Question 3

What values of x, y, and z complete the table for the arithmetic sequence?x = y = z =

Revolt · Accepted Answer

Part 1: 3; Part 2: 10; Part 3: 17

Question 4

The arithmetic sequence from the previous problem is 8.7, 7.3, 5.9, 4.5, 3.1, . . . . What is the common difference, d, of this sequence?d =

Revolt · Accepted Answer

-1.4

Question 5

What rule can be used to find the next term of the arithmetic sequence?39, 60, 81, 102, 123, . . .

Revolt · Accepted Answer

an = an–1 + 21

Question 6

What is the common difference of the arithmetic sequence?d =

Revolt · Accepted Answer

-3

Question 7

800 + (n – 1)28,000800 + (n – 1)31,200✔ 28,000 + (n – 1)80031,200 + (n – 1)800

Revolt · Accepted Answer

28,000 + (n – 1)800

Question 8

How could you find the missing value in the table? Check all that apply.

Revolt · Accepted Answer

Evaluate the explicit rule for n = 4.; Subtract 16 from the fifth term of the sequence.

Question 9

What are the first four terms of an arithmetic sequence in which an is the total amount a dancer pays, in dollars, for taking n ballet classes?

Revolt · Accepted Answer

17, 28, 39, 50, . . .

Question 10

What is the explicit rule for the arithmetic sequence?

Revolt · Accepted Answer

17; 11

Arithmetic Sequences Answers