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Express the Following Sets in Roster Form: J = {X: X E N and 2x – 3 ≤17} - Mathematics

One Line Answer

Express the following sets in roster form:

J = {x: x e N and 2x – 3 ≤17}

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Solution

2x – 3 ≤ 17

⇒ 2x ≤ 17 + 3 2 x ≤ 20

⇒ x ≤ `20/2`

x ≤ 10

∴ J = {1, 2, 3, 4, 5, 6, 7, 8, 9, 10}

Concept: Concept for Revision Idea of Sets
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APPEARS IN

Selina Concise Mathematics Class 7 ICSE
Chapter 13 Set Concepts (Some Simple Divisions by Vedic Method)
Exercise 13 (A) | Q 4.13
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