Chapter 1: Sets

Exercise

Question

Question: 3 (viii)

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Let A = {1, 2, {3, 4}, 5}. Which of the following statements are incorrect and why?

(viii) {1, 2, 3} ⊂ A

Answer

1
Determine whether all elements of the first set are also elements of set A.
Answer: Incorrect
Reason: 1 and 2 are elements of set A, but 3 is not an element of set A. Therefore, the set {1, 2, 3} is not a subset of set A. Hence, the given statement is incorrect.
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