Respuesta :
					                   To answer the query above, square the binomial. First step in doing so is to square the first term. Then, multiply 2 to the product of the terms. Lastly, square the second term. 
  
(r + s)^2 = r^2 + 2rs + s^2
Thus, the answer is letter B.
					                
					                
					             (r + s)^2 = r^2 + 2rs + s^2
Thus, the answer is letter B.
