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प्रश्न
If M = {x : x ∈ N and x < 3}, then M has _____ proper subsets.
उत्तर
If M = {x: x ∈ N and x < 3}, = {1, 2}
Then M has proper subsets = 22 - 1 = 4 - 1 = 3
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संबंधित प्रश्न
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