Algebra I



Algebra I Name___________________________

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Period______Date________________

Assignment #_______

SETS - SUBSETS

Write your answers in the spaces provided.

A) Fill in the blank. A)1)____________________________

1) In the roster method for specifying sets, we __?__ the names of the

members between __?__ 2)______________3)_______________

2) Aside from the roster method, we may identify a set by the __?__ method.

3) The set with no members is called the __?__ set and may be denoted by 4)______________5)_______________

__?__

4) In a discussion, the “overall” set is called the __?__ set. B)1)____________________________

5) The symbol __?__ is used to denote the intersection of two sets.

2)______________________________

B) Use the Roster Method to specify the following.

1) {the letters in the word “mouse”} 3)______________4)______________

2) {the colors of the U.S. flag}

3) {the names of the wooly mammoths living in Bradfordville} 5)______________

4) {the months of the year between March and June}

5) {the square circles} C)1)____________________________

C) Use the Rule Method to specify the following. 2)______________________________

1) {Saturday, Sunday}

2) {1, 3, 5, 7} 3)______________________________

3) {Alabama, Arizona, Arkansas}

4) {a, b, c, d, …, z} 4)______________________________

D) Make a true statement by replacing each __?__ with the symbol ( or (.

1) March __?__ {the days of the week} D)1)______________2)_____________

2) China __?__ {the countries of Asia}

3) George Washington __?__ {the presidents of the U.S.} 3)________________4)_____________

4) 18 __?__ {3X3, 15+2, 20-7}

E) Make a true statement by replacing each __?__ with the symbol ( or (.

1) {a} __?__ {the letters of the English alphabet} E)1)______________2)_____________

2) a __?__ { the letters of the English alphabet}

3) {n, m, a} __?__ {the letters in the word “tan”} 3)________________4)_____________

4) {n, m, a} __?__ {the letters in the word “manner”}

F) State whether the two sets are disjoint or one set is a subset of the other.

1) {5, 6, 7}, {5, 6, 7, 8} F)1)______________2)_____________

2) (, {residents of Alabama}

3) {cows}, {animals} 3)________________4)_____________

4) {Lauren, Carlyn, Natalie}, {Alan, Matt, Dan}

G) Each set in Column 1 is a subset of a set in Column 2. Match each

set with its subset.

Column 1 Column 2

1) {red, blue} A={the states of the U.S.} G)1)______________2)_____________

2) {horses} B={insects}

3) {ants} C={vegetables} 3)________________4)_____________

4) {Nile, Amazon, Yangtze} D={primary colors}

5) {robins} E={rivers} 5)________________

F={cities in Florida}

G={birds}

H={four legged animals}

H) Fill in each __?__ with (, (, (, or ( to make true statement. H)1)______________2)_____________

1) {a, b, c} __?__ {a, b, c, d}

2) {1} __?__ {1, 2} 3)________________4)_____________

3) {3} __?__ {4, 5}

4) 16 __?__ {even numbers} 5)________________6)_____________

5) {Tuesday} __?__ {words that start with the letter “T”}

6) 0 __?__ {natural numbers} 7)________________8)_____________

7) {0} __?__ {whole numbers}

8) {2, 4} __?__ {odd numbers} 9)________________10)____________

9) z __?__ {a, b, c}

10) {2, 4, 6} __?__ {even numbers} 11)_______________

11) 10 __?__ {natural numbers less than 11}

I)1)_____________________________

I) Use the Roster Method to describe each set.

1) {odd numbers} 2)______________________________

2) {counting numbers less than 10}

3) {months that begin with the letter “M”} 3)______________________________

4) {integers between –5 and 5} 4)______________________________

J)1)_____________________________

J) Use the Rule Method to describe each set.

1) {1, 2, 3} 2)______________________________

2) {February}

3) {a, e, i, o, u} 3)______________________________

4) {0, 4, 8, 12, 16, …}

4)______________________________

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