What are the domain and range of the function {(2, 0), (4, –2), (8, –2), (1, 6), (–5, 0)}?

A.
Domain: {2, –2}; Range: {4, 1, 8, –5}

B.
Domain: {0, –2, 6}; Range: {2, 4, 8, 1, –5}

C.
Domain: {2, 4, 8, 1, –5}; Range: {0, –2, 6}

D.
Domain: {2, 4, 8, 6, 0}; Range: {0, –2, 6}

Question

What are the domain and range of the function {(2, 0), (4, –2), (8, –2), (1, 6), (–5, 0)}?  
 
 

 
 

  

  A. 
  Domain: {2, –2}; Range: {4, 1, 8, –5}   
   

 
 

  

  B. 
  Domain: {0, –2, 6}; Range: {2, 4, 8, 1, –5}   
   

 
 

  

  C. 
  Domain: {2, 4, 8, 1, –5}; Range: {0, –2, 6}   
   

 
 

  

  D. 
  Domain: {2, 4, 8, 6, 0}; Range: {0, –2, 6}

anonymous · Answer

Domain can be found by writing out all the x values. The range is all the y values but don't include repeats. Such as if there's two 2s only write 2 one time