Answer:
9b^2+3b-18
Step-by-step explanation:
make a box and multiply each of the parts
 
        
             
        
        
        
Answer:
16, 100, 1, 
Step-by-step explanation:
A perfect square is a number multiplied by itself to get that number. So 16 would be 4*4 and 100 would be 10*10, then 1 would just be 1*1
 
        
                    
             
        
        
        
Answer:

Step-by-step explanation:





I used the following rules:
 
 


 
        
             
        
        
        
Answer:
OPTION B I THINK SOOOO
PLS MAKA ME BRAINIST PLS
Step-by-step explanation:
HOPE YOU HELP
 
        
                    
             
        
        
        
16/20 is the correct answer