How to write an equivalent expression for n time a using o
        
             
        
        
        
ANSWER

EXPLANATION
The given expression is 

We remove the perfect squares under the radical sign.

We can now take square root of the perfect squares and simplify them further.

This simplifies to:

This further simplifies to:

 
        
                    
             
        
        
        
2 (hundreds place)
0 (tens place)
0 (ones place)
2 in 200 would be the hundreds place.
 
        
             
        
        
        
Answer:
14
Step-by-step explanation:
7*4*1/2=14
 
        
             
        
        
        
Answer: 15
Step-by-step explanation:
If two points are together, then you subtract the numbers to get the distance
19 - 4 = 15