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प्रश्न
If C is the set of letters in the word “cooler”, find: The number of its subsets.
उत्तर
Number of its subsets : 25 = 2 x 2 x 2 x 2 x 2 = 32
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संबंधित प्रश्न
If A = {a, b, c, d, e}, B = {c, d, e, f}, C = {b, d}, D = {a, e} then the following statement is true or false?
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C ⊆ B
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C ⊂ A
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B ⊇ C
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