Question 1

Show that the set is an infinite set.

Accepted Answer

The answer of Show that the set is an infinite...

Question 2

Upon examining the contents of 38 backpacks, it was found that 23 contained a black pen, 27
Contained a blue pen, and 21 contained a pencil, 15 contained both a black pen and a blue pen, 12
Contained both a black pen and a pencil, 18 contained both a blue pen and a pencil, and 10 contained
All three items. How many backpacks contained exactly one of the three writing instruments?

Accepted Answer

A) 3 
B) 11 
C) 2 
D) 15 
A) 3 
B) 11 
C) 2 
D) 15

Question 3

Let   = {5, 10, 15, 20, 25, 30, 35, 40}   = {5, 10, 15, 20}   = {25, 30, 35, 40}   = {10, 20, 30, 40}.
Find   ).

Accepted Answer

A)    = 5, 10, 15, 20, 25, 30, 35, 40} 
B)    
C)    = {10, 20, 25, 30, 35, 40} 
D)    )= {25, 35} 
A)    = 5, 10, 15, 20, 25, 30, 35, 40} 
B)    
C)    = {10, 20, 25, 30, 35, 40} 
D)    )= {25, 35}

Question 4

Which set is infinite?

Accepted Answer

A)    
B)    
C)    
D) {3, 5, 7, . . ., 99} 
A)    
B)    
C)    
D) {3, 5, 7, . . ., 99}

Question 5

The general term of the set   is .

Accepted Answer

The answer of The general term of the set ...

Question 6

Find the general term of the set. {9, 12, 15, 18, 21, . . .}

Accepted Answer

A)    
B)    
C)    
D)    
A)    
B)    
C)    
D)

Question 7

Which set is infinite?

Accepted Answer

A)    
B)    
C) {3, 5, 7, . . ., 99} 
D)    
A)    
B)    
C) {3, 5, 7, . . ., 99} 
D)

Question 8

Which statement is false?

Accepted Answer

A)    
B)    
C)    
D)    
A)    
B)    
C)    
D)

Question 9

Let   = {1, 2, 3, . . . }   = {4, 8, 12, 16, . . . }   = {12, 24, 36, 48, . . . }.

Accepted Answer

A)    
B)    
C)    
D)    
A)    
B)    
C)    
D)

Question 10

Show that the set is an infinite set. {6, 12, 18, 24, 30, . . .}

Accepted Answer

The answer of Show that the set is an infinite...

Question 11

Draw a Venn diagram and shade the sections representing   .

Accepted Answer

A)    
B)    
C)    
D)    
A)    
B)    
C)    
D)

Question 12

Determine whether the two sets are equal.

Accepted Answer

A) not equal 
B) equal 
A) not equal 
B) equal

Question 13

Let U = {5, 10, 15, 20, 25, 30, 35, 40}   = {5, 10, 15, 20}   = {25, 30, 35, 40}   = {10, 20, 30, 40}.

Accepted Answer

A)    = {5, 15} 
B)    = {30, 40} 
C)    
D)    = {25, 35} 
A)    = {5, 15} 
B)    = {30, 40} 
C)    
D)    = {25, 35}

Question 14

Let U = {8, 16, 24, 32, 40, 48, 56, 64} and A = {24, 32, 40, 56}.

Accepted Answer

A)    
B)    
C)    
D)    
A)    
B)    
C)    
D)

Question 15

Write the set using roster notation:
The set of even natural numbers less than 10.

Accepted Answer

A)    
B)    
C) {2, 4, 6, 8, 10} 
D) {2, 4, 6, 8} 
A)    
B)    
C) {2, 4, 6, 8, 10} 
D) {2, 4, 6, 8}

Question 16

Classify each pair of sets as equal, equivalent, or neither.
{a, b, c, d, e} and {5, 4, 3, 2, 1}

Accepted Answer

A) equivalent 
B) neither 
C) equal and equivalent 
A) equivalent 
B) neither 
C) equal and equivalent

Question 17

Draw a Venn diagram and shade the sections representing

Accepted Answer

The answer of Draw a Venn diagram and shade the...

Question 18

Determine whether the two sets are equal.

Accepted Answer

The answer of Determine whether the two sets are equal....

Question 19

Upon examining the contents of 38 backpacks, it was found that 23 contained a black pen, 27
Contained a blue pen, and 21 contained a pencil, 15 contained both a black pen and a blue pen, 12
Contained both a black pen and a pencil, 18 contained both a blue pen and a pencil, and 10 contained
All three items. How many backpacks contained none of the three writing instruments?

Accepted Answer

A) 2 
B) 15 
C) 11 
D) 3 
A) 2 
B) 15 
C) 11 
D) 3

Question 20

{4}   {2, 4, 6, 8, 10, . . . }

Accepted Answer

A) True 
 B)False

Show that the set is an infinite set.

Let = {5, 10, 15, 20, 25, 30, 35, 40} = {5, 10, 15, 20} = {25, 30, 35, 40} = {10, 20, 30, 40}. Find ).

Which set is infinite?

The general term of the set is .

Find the general term of the set. {9, 12, 15, 18, 21, . . .}

Which set is infinite?

Which statement is false?

Let = {1, 2, 3, . . . } = {4, 8, 12, 16, . . . } = {12, 24, 36, 48, . . . }.

Show that the set is an infinite set. {6, 12, 18, 24, 30, . . .}

Draw a Venn diagram and shade the sections representing .

Determine whether the two sets are equal.

Let U = {5, 10, 15, 20, 25, 30, 35, 40} = {5, 10, 15, 20} = {25, 30, 35, 40} = {10, 20, 30, 40}.

Let U = {8, 16, 24, 32, 40, 48, 56, 64} and A = {24, 32, 40, 56}.

Write the set using roster notation: The set of even natural numbers less than 10.

Classify each pair of sets as equal, equivalent, or neither. {a, b, c, d, e} and {5, 4, 3, 2, 1}

Draw a Venn diagram and shade the sections representing

Determine whether the two sets are equal.

{4} {2, 4, 6, 8, 10, . . . }

Problem Solving

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Exam 2: Sets

Show that the set is an infinite set.

Let = {5, 10, 15, 20, 25, 30, 35, 40} = {5, 10, 15, 20} = {25, 30, 35, 40} = {10, 20, 30, 40}. Find ).

Which set is infinite?

The general term of the set is .

Find the general term of the set. {9, 12, 15, 18, 21, . . .}

Which set is infinite?

Which statement is false?

Let = {1, 2, 3, . . . } = {4, 8, 12, 16, . . . } = {12, 24, 36, 48, . . . }.

Show that the set is an infinite set. {6, 12, 18, 24, 30, . . .}

Draw a Venn diagram and shade the sections representing .

Determine whether the two sets are equal.

Let U = {5, 10, 15, 20, 25, 30, 35, 40} = {5, 10, 15, 20} = {25, 30, 35, 40} = {10, 20, 30, 40}.

Let U = {8, 16, 24, 32, 40, 48, 56, 64} and A = {24, 32, 40, 56}.

Write the set using roster notation: The set of even natural numbers less than 10.

Classify each pair of sets as equal, equivalent, or neither. {a, b, c, d, e} and {5, 4, 3, 2, 1}

Draw a Venn diagram and shade the sections representing

Determine whether the two sets are equal.

{4} {2, 4, 6, 8, 10, . . . }

Problem Solving

Logic

Numeration Systems

The Real Number System

Topics in Algebra

Consumer Mathematics

Measurement

Geometry

Probability and Counting Techniques

Statistics

Voting Methods

Graph Theory

Available Online: Other Mathematical Systems

Filters