CH 5 Test Questions for Spring Exam

What is the definition of function?

• Has inputs and outputs

• Every input has only one output

• Inputs have different outputs every time

• x-values and y-values

Is this graph pictured a function?

• Yes

• No

Which set of ordered pairs is not a function?

• (1, 3), (2, 7), (3, 8), (4, 11)

• (2, 3), (4, 9), (3, 8), (4, 15)

• (1, 2), (3, 5), (6, 9), (7, 11)

• (-9, 4), (-6, 3), (-2, 8), (0, 21)

Which graph is not a function?

• 
• 
• 
• 

What is the domain?

• x = 2
• −∞ < x < ∞
• y = 2
• none of these

What is the RANGE?

• {-3, 3]
• all real numbers
• [-4, 5]
• [-4, ∞)

The number of orange Skittles in a bag. 

• Discrete
• Continuous

The time it takes for a light bulb to burn out. 

• Discrete
• Continuous

If the sequence 4, 8, 12, 16 continues, what will be the 7^th term?

• 24

• 28

• 32

• 36

Find the 10^th term in the sequence that starts with 1 and has a common difference of 3.

• 28

• 25

• 24

• 26