Illustrative Math Algebra 1 Unit 4 Review

It is the set of all x-coordinates.

• relation

• function

• domain

• range

Which of the following is not a function?

• the teacher and her students

• the husband to his wife

• the city and its capital

• an item and its price

A relation in which each possible input value leads to exactly one output value.

• relation

• function

• domain

• range

• function

• not a function

It is the set of all y-coordinates.

• relation

• function

• domain

• range

• constant function

• identity function

• absolute value function

• piecewise function

Which of the following is a function?

• 
• 
• 
• 

• function

• not a function

It is the dependent variable in the linear function.

• x

• y

• m

• b

Which of the following is not a function?