Answer:
Step-by-step explanation:  Can you ask your teacher? Or no?
 
        
                    
             
        
        
        
Answer:
C is greatest to fraction 
 
        
                    
             
        
        
        
Since it is evaluate you don't put an equal sign and you just simplify the problem. Start by plugging in 6 for n and then simplify.
48/6 is 8
        
                    
             
        
        
        
Answer:
x = (-5±√65)/4
Step-by-step explanation:
ax^2 + bx + c
a= -2
b= -5
c=  5
Plug those into the quadratic formula and it will give you your zeros.