Respuesta :
					                   Nope, 5r + r3s is not a monomial. 
Monomials cannot include addition or subtraction, and since this uses addition, it is not a monomial.
					                
					             Monomials cannot include addition or subtraction, and since this uses addition, it is not a monomial.
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					                   No, this is not a monomial. An monomial example is 2xy^2, this is a trinomial.
					                
					                
					              
					                  