Answer:
first one with -1...21
Step-by-step explanation:
only one that follows quadratic formula format
 
        
             
        
        
        
Answer:
15 inches
Tell me if you need me to explain
 
        
             
        
        
        
Your answer would be A. n^3(4n+1)
        
             
        
        
        
Answer:
Step-by-step explanation:
A is 1/4 of B
Volume of A = 1/4 of volume of B
= 1/4 × 64
= 16m^3