What? ......
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Answer:
1, pre image 2, transformation
Step-by-step explanation:
 
        
             
        
        
        
Answer:
y = 3
Step-by-step explanation:
find out the slope 
m = (3-3)/(4-7)
m = 0 
so the line is horizontal
passing through the point (x,3)
x can be any value 
so the equation is 
y = 3
 
        
             
        
        
        
Answer:
f(x) = x(x-1)
Step-by-step explanation:
The easy way to do this is to look at it graphically. an inverse function is reflected across the line y=x. f(x)=x(x-1) is an upward opening parabola when reflected, there are two y-values for all positive values of x. A function can only have one y for every x.