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

Question

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

Accepted Answer

Determine whether all elements of the first set are also elements of set A.
 {green}	extbf{Answer: Incorrect}|||	extbf{Reason: The set \{$\emptyset$\} has only one element, namely $\emptyset$, and $\emptyset$ is not an element of set A. Therefore, \{$\emptyset$\} is not a subset of A, and the given statement is incorrect.}{/green}

Question: 3 (xi)

Answer