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प्रश्न
Write the cardinal number of the following set:
D= {3, 2, 2, 1, 3, 1, 2}
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उत्तर
D = {3, 2, 2, 1,3, 1, 2} => D = {3, 2, 1,} i.e. n(D) = 3
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संबंधित प्रश्न
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Given:
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