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प्रश्न
Which of the following collection are sets? Justify your answer:
The collection of difficult topics in mathematics.
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उत्तर
The collection of difficult topics in mathematics is not a set because a topic can be easy for one student while difficult for the other student.
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संबंधित प्रश्न
Identify whether the following is set or not? Justify your answer.
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If A = [0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10], then insert the appropriate symbol ∈ or ∉ in each of the following blank space:
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