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Write the Cardinal Number of the Following Set: C = {X : X ∈ N and X ≤ 7} - Mathematics

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Question

Write the cardinal number of the following set:

C = {x : x ∈ N and x ≤ 7}

One Line Answer
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Solution

C = {x : x ∈ N and x ≤ 7}

n(C) = 7

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Chapter 13: Set Concepts (Some Simple Divisions by Vedic Method) - Exercise 13 (B)

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Selina Concise Mathematics [English] Class 7 ICSE
Chapter 13 Set Concepts (Some Simple Divisions by Vedic Method)
Exercise 13 (B) | Q 1.3
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