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प्रश्न
Write the cardinal number of the following set:
E = {16, 17, 18 19}
उत्तर
E = {16, 17, 18 19} i.e. n(E) = 4
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संबंधित प्रश्न
Given:
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C = {Squares of first four whole numbers}
D = {Odd numbers divisible by 2}.
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