Answer:
5.5:1
Step-by-step explanation:
 
        
                    
             
        
        
        
Answer:
(x+4)(x+11)
Step-by-step explanation:
x^2+11x+28
What two numbers multiply to 28 and add to 11
4*7 =28
4+11
(x+4)(x+11)
 
        
                    
             
        
        
        
Answer:
The answer would be B.
Step-by-step explanation:
Hope this helps.
 
        
             
        
        
        
Answer:
Step-by-step explanation:
From the standard normal distribution tables it is -0.524.
 
        
             
        
        
        
Answer:
12. 708, 12.78, 12.807, 12.87
(not sure if this is what you mean)