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Let A= {1, 2, {3, 4,}, 5}. Which of the Following Statement is Incorrect and Why? {3, 4}⊂ a - Mathematics

Sum

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

{3, 4}⊂ A

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Solution

A = {1, 2, {3, 4}, 5}

The statement {3, 4} ⊂ A is incorrect because 3 ∈ {3, 4}; however, 3∉A.

Concept: Subsets
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APPEARS IN

NCERT Class 11 Mathematics Textbook
Chapter 1 Sets
Exercise 1.3 | Q 3.01 | Page 13
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