Practice with Functions
Domain, One-to-one, Onto
Topic Index | Algebra2/Trig Index | Regents Exam Prep Center

 

Choose the best answer for each question:

1.

Find the domain of the function
                         

Choose:

All Reals



 

2.

Find the domain of the function
                            

Choose:

All Reals

 

 

3.

Find the range of the function
                                 


 

Choose:

All Reals

 

 

4.

Find the domain of the function
                       

 

Choose:

 All Reals
  
 

 

 

5.

Find the range of the function
                            

Choose:

All Reals

 

 

6.

Which diagram below shows a function that is
one-to-one, but NOT onto?

Choose:

1
2
3
1.
 2.
 3.

 

 

7.

Determine which description pertains to this function as graphed in the coordinate plane,
              

Choose:

One-to-one, but not onto
Onto, but not one-to-one
Neither one-to-one, nor onto

 

 

8.

Determine which description pertains to this function as graphed in the coordinate plane,
              

Choose:

One-to-one, but not onto
 Onto, but not one-to-one
Both one-to-one and onto

 


 

9.

Find the range of the function   
                 

 

Choose:

All Reals


 

 

10.

Determine which description pertains to this function as graphed in the coordinate plane,
                            

Choose:

One-to-one, but not onto
Onto, but not one-to-one  
 Neither one-to-one, nor onto

 


 

11.

This diagram illustrates ...   
                

Choose:

one-to-one
onto
 both one-to-one and onto


 

 

12.

Which diagram below shows a function that is onto, but not one-to-one?

Choose:

1
2
3
1.
 		 2.
 3.