Question

1.Which of the following are empty sets? Justify your answer.

(i) Set of integers which lie between 2 and 3.

(ii) Set of natural numbers that are smaller than 1.

(iii)Set of odd numbers that leave remainder zero, when divided by 2.
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Answer 1

all the three of them are null sets .

cause

(i) integers that lie between 2 and 3 is none so it is ø set

(ii) No natural no. is smaller than 1

(iii) No odd no. will divide by 2 .

Answer 2

Answer:

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