8 groups is what i suppose
Hope this helps!!! ;-)
        
             
        
        
        
Answer:
D
Step-by-step explanation:
A function cannot have to values of y for a same x, and he only which have it is the graph D
 
        
                    
             
        
        
        
12 × 2 = 24
24 × 3 = 72
72 × 4 = 288
288 × 5 = 1,440, and so on...
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