Class 11th Maths Textbook Chapter 1: Sets Exercise 3: Subsets and Universal Set Question 3 (iii) Solution

Question

Let A = {1, 2, {3, 4}, 5}. Which of the following statements are incorrect and why? (iii) {{3, 4}} $\subset$ A

Accepted Answer

Determine whether all elements of the first set are also elements of set A.
 {green}	extbf{Answer: Correct}|||	extbf{Reason: The set \{\{3, 4\}\} contains only one element, namely \{3, 4\}, which is also an element of A. Therefore, \{\{3, 4\}\} is a subset of set A. Hence, the given statement is correct.}{/green}

Question: 3 (iii)

Answer