Answer:
Step-by-step explanation:
 
        
             
        
        
        
Answer:
13.3-1.7=11.6
Step-by-step explanation:
 
        
                    
             
        
        
        
        
Find the vertex by using the formula -b/2a
To find a and b, we must know that a and b are located at y = ax^2 + bx + c.
We find that b is 4 and a is 1 by looking at the given quadratic function.
The answer is A. -4/2(1) because the question is looking for the correct steps to find the answer.
        
             
        
        
        
Where are the measurements?