Question

any
Show that one and only one out of n, n + 2 or n + 4 is divisible by 3, where nis
positive integer.​

Answer 1

Answer:n+2 = 3q+2+2 =3q+4 = 3(q+1)+1 is not divisible by 3. n+4 = 3q+2+4 = 3q+6 = 3(q+2) is divisible by 3. thus one and only one out of n , n+2, n+4 is divisible by 3.

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Step-by-step explanation:

Answer 2

answer:-one and only out of n,n+2,n+4 is divisible by 3