Answer:
D
Step-by-step explanation:
This function passes the vertical line test. 
The vertical line test test is done by drawing a vertical line anywhere on the graph. If the line goes through two points or more then it isn't a function.
 
        
             
        
        
        
It will be negative 2,cause your equation is already in general form but we can't have a negative on a, so we should changed it on their opposite sign, so 2 will be negative
        
                    
             
        
        
        
Answer:
5
Step-by-step explanation:
 
        
                    
             
        
        
        
X=30 
-75/-50=1.5 20x1.5=30
        
             
        
        
        
Answer:
Hi there!
Your answer is:
B. 1.5
Step-by-step explanation:
The square root of 2.25 = 1.5
Check your work!
1.5×1.5 = 2.25!!✓
Hope this helps!