Name:    Try It Out -- Chapter 4, Lesson 3

Multiple Choice
Identify the letter of the choice that best completes the statement or answers the question.

1.

Select the correct term to complete the sentence.

“A pattern rule that uses a variable, such as n, to describe term values in a sequence is usually called the nth term of the sequence or the _____ term.”
 a. algebraic c. general b. final d. last

2.

Write an algebraic expression for the nth term of the sequence shown.
3, 6, 9, ...
 a. n + 3 c. 3n + 3 b. 3n d. n

3.

Determine the number of counters in each figure.

Complete a table of values with the following column headings:
 Term Number Term Value(number of counters)

Create an algebraic expression for the general term of the sequence.
Select the 25th term of the sequence.
 a. 50 c. 49 b. 51 d. 25

4.

Make a table of values for the sequence 7, 13, 19, 25, ...
Write an algebraic expression for the general term of the sequence.

Select the correct expression.
 a. 6n c. 6n + 1 b. n + 6 d. 5n + 1

5.

Determine an algebraic expression for the nth term of the sequence 3, 7, 11, 15, ...
Select the correct expression.
 a. 4n c. 4n - 1 b. 4n + 1 d. 4n - 2

6.

Write an algebraic expression for the nth term of the sequence, where each term of the sequence represents the number of counters in each figure.

Select the figure number of the H pattern you could make using 39 counters.
 a. 9 c. 7 b. 8 d. 10

7.

Determine an algebraic expression for the nth term of the sequence 20, 60, 100, 140, ...
 a. 40n - 20 c. 40n - 10 b. 40n d. 20n - 20

8.

Find the 50th term for the following sequence.
200, 205, 210, ...
 a. 450 c. 345 b. 445 d. 455

9.

For the following sequence, determine which term has a value of 75.
12, 19, 26, 33, ...
 a. term 9 c. term 8 b. term 10 d. term 11

10.

The terms of a sequence increase by the same amount.  The first term is 12 and the third term is 18.  Write an algebraic expression for the general term.
 a. 6n + 6 c. 3n + 8 b. 3n d. 3n + 9