1. Chapter 1 Class 9 Number Systems
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  3. Examples

Example 13 - Chapter 1 Class 9 Number Systems

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Example 13 - Add 2 root2 + 5 root3 and root2 - 3 root3 - Examples

  1. Chapter 1 Class 9 Number Systems
  2. Serial order wise

    3. Examples

    Rational numbers - Definition  →

Transcript

Example 13 Add 2 √2 + 5 √3 and √2 - 3 √3 . Here, both numbers have root in it So, we combine the numbers with the same root Combining 2 √2 & √2 and 5√3 & 3 √3, and then solving 2 √2 + 5 √3 + √2 – 3 √3 = (2 √2 + √2) + (5√3 – 3 √3) = √2 (2 + 1) + √3(5 – 3) = 3 √2 + 2 √3

Chapter 1 Class 9 Number Systems
Serial order wise

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Davneet Singh is a graduate from Indian Institute of Technology, Kanpur. He has been teaching from the past 9 years. He provides courses for Maths and Science at Teachoo.