Answer:
   Column 1 is labeled x with entries negative 3, negative 2, 4, 7. Column 2 is labeled y with entries negative 1, 5, 0, negative 1
Step-by-step explanation:
When a value is repeated for an x-entry, the relation is not a function. The last choice describes a table with unique x values.
 
        
                    
             
        
        
        
Answer:
54.50
Step-by-step explanation:
10 * 5 + 9%
50 + 9% (4.50) = 54.50
 
        
                    
             
        
        
        
Answer:
a = ±sqrt(3)
Step-by-step explanation:
a×a×a=a+a+a
Simplifying each side
a^3 = 3a
Divide each side by a
a^3 /a = 3a/a
a^2 = 3
Take the square root of each side
sqrt(a^2) = ±sqrt(3)
a = ±sqrt(3)
 
        
                    
             
        
        
        
A letter or symbol is used to represent an unknown quantity