Chapter 1: Sets

Exercise

Question

Question: 3 (i)

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Taking the set of natural numbers as the universal set, write down the complements of the following sets:

(i) {x : x is an even natural number}

Answer

1
Find the complement of the given set by finding the elements of the universal set of numbers that are not elements of the given set.
Answer: {x : x is an odd natural number}
Reason: Natural numbers consist of either even or odd numbers. Therefore, after removing the even natural numbers, only odd natural numbers remain.
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