Quiz #1 Review

Identify the rational numbers.

• 0

• rational

• irrational

If f(x) = 2x + 1, find f(1).

• f(1) = 1

• f(1) = 4

• f(1) = 0

• f(1) = 3

• f(1) = -1

Which graph represents a function?

• 
• 
• 
• 

Does the table represent a function?

• Yes

• No

Find the mean of this data set:

2, 57, 38, 42, 6

• 29

• 38

• 50

• 145

Find the median of this data set:

4, 2, 7, 4, 3

• 2

• 5

• 7

• 4

Find the mode of this data set:

67, 74, 95, 98, 98, 99, 102

• 90.4

• 35

• 92

• 98

What is the domain?

• {0, 1, 2, 15}

• (0, 1, 2, 3}

• {3, 7, 11, 15}

• {3, 7, 11, 3}

What is the Range?

• [-3,2)

• (-3,2]

• [-7,2]

• [-7,2)