Answer:
yep
Step-by-step explanation:
 
        
             
        
        
        
Step-by-step explanation:
this isn't a graph of a function, this is just a series of plotted points.
 
        
             
        
        
        
Answer:
c 2,3
Step-by-step explanation:
 
        
             
        
        
        
hi
You have two points     A ( X;Y)  and B ( X ; Y)
slope is   :    ( Yb -Ya)   / (Xb -Xa )
A(2 ; 1)  and  B (17 ; - 17)  
so   :  (-17 - 1 )  / (17 -2) =  -18/ 15 =  - 6*3 / 5*3 =  -6/5 
 
        
             
        
        
        
12/15 study a language 5/15 of them study german- correct me if i’m wrong is it 5:12?