Answer:

Step-by-step explanation:
To factor the expression, remove the greatest common factor or GCF from each term. Both terms share in common xy. The expression becomes:

What remains in the parenthesis is a different of perfect squares. Factor the difference of perfect squares into two binomials of the form (x+a)(x-a) where a is the square root of  .
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So the expression becomes:

 
        
             
        
        
        
Answer:
The asnwer is 19
Step-by-step explanation:
 
        
             
        
        
        
Answer:
20.528
Step-by-step explanation:
 
        
             
        
        
        
Answer: B. False
Distance between points is square root of (x1 - x2) + (y1 - y2).
Hope it helped!
        
             
        
        
        
Answer:
40%-50%
Step-by-step explanation:
Because they are guessing and might fail half of the test or more.
I hope this helps