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Identify whether the following is set or not? Justify your answer. A collection of most dangerous animals of the world.

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Question

Identify whether the following is set or not? Justify your answer.

A collection of most dangerous animals of the world.

Short/Brief Note
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Solution

A collection of the most dangerous animals in the world is not well defined because opinions about ‘most dangerous animals’ vary from person to person, and hence, it does not form a set.

Hence, this collection is not a set.

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Chapter 1: Sets - EXERCISE 1.1 [Page 5]

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NCERT Mathematics [English] Class 11
Chapter 1 Sets
EXERCISE 1.1 | Q 1. (xi) | Page 5
R.D. Sharma Mathematics [English] Class 11
Chapter 1 Sets
Exercise 1.01 | Q 2.09 | Page 2

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