Answer:
Step-by-step explanation:
A relation is said to be a function when each input value (x-value) show a distinct output value (y-value).
From the table attached,
For input value x = 0, there are multiple values of output values (y = -2, -1, 0, 1, -2).
Therefore, data given in the table doesn't represent a function.
 
        
             
        
        
        
The answer is C. You can make a rectangle by putting the diagonals through the center anywhere, but if you want a square, you have to put the two diagonals perpendicular to each other and join their ends. See the diagram. 
 
        
             
        
        
        
Answer: I don’t think I understand can you set this up differently so I can answer this please 
Step-by-step explanation:
 
        
             
        
        
        
C. The number of times a dessert was offered at a special price.