You gotta show the pic of the graph
        
             
        
        
        
Graph #1: No
Graph #2: Yes 
Graph #3: No
Graph #4: No
Graph #5: No 
Graph #6: Yes
Reasoning: 
The vertical line test is a test that determines wether a graph is a function or a relation. The vertical line test shows that if you construct a vertical line through any point on the graph, then the vertical line should only intercept the graph once for it to be a function.
        
             
        
        
        
Answer:
x  9
 9
Step-by-step explanation: i took a quiz with this on it
 
        
                    
             
        
        
        
Answer:
The second/below one is where point G in an orthocenter
Step-by-step explanation:
 
        
             
        
        
        
The sum must be irrational in contradiction to it being rational