Respuesta :

mysticchacha

Answer:

2n and  n + 1  are even if  n is odd.

20 * (10.3)*n   is even  if (10.3)n is odd.

Step-by-step explanation:

Are you talking about the expression  10.3n   or simply n ?

If n is an odd number then  n+1 is even

2*n is even

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