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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 |
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Answer» 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∈Z |
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