
Learn in your speed, with individual attention - Teachoo Maths 1-on-1 Class
Examples
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Example 3
Example 4 Important
Example 5 Important
Example 6 Important
Example 7
Prove that root 2 is Irrational
Question 1 Important Deleted for CBSE Board 2024 Exams
Question 2 Deleted for CBSE Board 2024 Exams
Question 3 Deleted for CBSE Board 2024 Exams
Question 4 Important Deleted for CBSE Board 2024 Exams
Last updated at June 23, 2023 by Teachoo
Example 2 Find the LCM and HCF of 6 and 20 by the prime factorisation method. Finding HCF 6 = 2 × 3 20 = 2 × 2 × 5 ∴ H.C.F = 2 Finding L.C.M L.C.M = 2 × 2 × 3 × 5 = 60