Answer:
Vertex : (-2,1)
other points : (0,5) & (-4,5)
Step-by-step explanation:
 
        
             
        
        
        
        
Answer:
4
Explanation:
The amplitude of a sine function is the absolute value of the coefficient of sin(in other words, the absolute value of the number multiplying the sin)
In this case, that is |-4|=4
        
             
        
        
        
Answer:No because if you add 5 plus 4 you will get nine but when u subtract 5 from four you will get 1 so no it would not get you any of those 
Step-by-step explanation:
 
        
             
        
        
        
I believe x=10.25 because of the pythagorean theorem.