Domain Range Independent Functions Relations

True or False: The range is a set of all of the second values in an ordered pair.

• True

• False

True or False?

All functions are always relations.

• True

• False

Select the relations that represent a function. Select all that apply.

• 
• 
• 
• 
• 

• Whole numbers

• All real numbers

• 
• 
• 
• 

What is the domain of the graph?

What is the range of the graph. Select all that apply.

• All real numbers

Hunter got his first job working at Publix making $12 per hour. Hunter's schedule allows him to work 10-15 hrs per week. The function P(h) = 12h represent the total amount of money Hunter makes working h hours. What is the independent and dependent variables in this function.

• Independent - Hours worked

  Dependent - Total money made

• Independent - Total money made

  Dependent - Hours worked

• Independent - $12 per hour

  Dependent - Total money made

• Independent - Hours worked

  Dependent - Total hours worked in a week

A car can travel 32 miles for each gallon of gas. The function d(x) = 32x represents the distance d(x), in miles, that the car can travel with x gallons of gas. The car's fuel tank holds 18 gal. What is a reasonable domain and range for the function?

• 
• 
• 
• 

The set or ordered pairs below is a function.
Which could be the fifth ordered pair in the function?

• (8,3)

• (5,7)

• (2,1)

• (9,6)