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Let f:Z→Z be defined by f(n)=⎧⎪⎨⎪⎩2, if n=3k,k∈Z10−n, if n=3k+1,k∈Z0, if n=3k+2,k∈ZIf S={n∈Z:f(n)>2}, then the sum of the positive elements in S is

Answer»

Let f:ZZ be defined by f(n)=2, if n=3k,kZ10n, if n=3k+1,kZ0, if n=3k+2,kZ

If S={nZ:f(n)>2}, then the sum of the positive elements in S is



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