In rule method the null set is represented by
  • a)
    {}
  • b)
    {x: x x}
  • c)
    {x : x = x}
  • d)
    φ
Correct answer is option 'B'. Can you explain this answer?
Related Test: Test: Sets 1

JEE Question

5 Answers
Abhinesh Tyagi answered Aug 18, 2020

Mehnaaz Maan answered Aug 06, 2020
Answer is option b ...because it cannot be a or d as it is roster form and it cannot be c because it says that the set of all such x =x which will obviously have some value which is not applicable for a null or empty set this the answer is option b

SOURAV KUMAR answered Jan 04, 2020
It is fundamental concept.

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