2^9 = 2 x 2 x2 x 2 x 2 x 2 x2 x 2 x 2 = 512
2 ^9 = 512
 
        
             
        
        
        
Answer:
DL
Step-by-step explanation:
 
        
             
        
        
        
Answer:
approximately 25.3 square feet.
Step-by-step explanation:
a homeowner wants to tile the 4 walls and the floor of her pool the pool is 33 ft. in length by 14 ft. in width the shallow end is 3 ft. deep, and the deep end is 6.5 ft. approximately how many square feet of tile does she need to purchase?
 
        
             
        
        
        
(x - 1)2 - 4(X + 1) + 2 = 0
2x - 2 - 4x - 4 + 2 = 0
(2x - 4x) - 4 = 0
-2x = 4
x = 4/-2
x = -2