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If $$k$$ and $$n$$ are distinct digits and $$k \gt n$$, which of the following is the greatest?
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A.$$1-0.\overline {kn}$$
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B.$$1-0.\overline {nk}$$
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C.$$1-0.\overline {knk}$$
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D.$$1-0.\overline {knn}$$
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E.$$1-0.\overline {nkn}$$
E显示答案
