Answer:
D and F
Step-by-step explanation:
 can be rewritten as
 can be rewritten as  .
.
From there you can use the quadratic formula  (ignore the A, I can‘t seem to remove it), where a=1, b=4, and c=-8.
 (ignore the A, I can‘t seem to remove it), where a=1, b=4, and c=-8.

Then you get 
Then you get 
So 
Which means  or
 or  which are choices D and F.
 which are choices D and F.
 
        
             
        
        
        
Answer:
90%
Step-by-step explanation:
9/10's of the two rectangles are shaded and 9/10 = 90%
 
        
                    
             
        
        
        
The answer is C.) x = 7; x = -6 
 
        
                    
             
        
        
        
Answer:
b
Step-by-step explanation: