The answer is D. -8 +n<9;n>17
 
        
             
        
        
        
Right on top of 'a'. They'll look like one single point on the number line.
        
             
        
        
        
Answer:

Step-by-step explanation:

Double negative = Positive:

Apply negative exponent formula:

Multiply:

Apply exponent rule: 
Thus, 
Simplify:

 
        
             
        
        
        
Answer:
The new volume is 4 times the old volume ♡