Home/ Questions/Q 1865
Next
Answered
devdutt padikkal
  • 10
Asked: 2020-11-12T06:10:14+00:00 In:

Find the LCM and HCF of the following integers by applying the prime factorization method. 12, 15 and 21

  • 10

Chapter 1, Real Numbers,

NCERT Solutions for Class 10 Maths Chapter 1
Important NCERT Questions
Real Numbers
NCERT Books for Session 2022-2023
CBSE Board and UP Board Others state Board
EXERCISE 1.2
Page No:11
Questions No:3 Part-1

2020-2021cbsechapter 1class10mathematicsncertreal numbers
Share

    2 Answers

    1. Best Answer

      12, 15 and 21
      12 = 2 × 2 × 3 = 2² × 3
      15 = 3 × 5
      21 = 3 × 7
      HCF = 3
      LCM = 2² × 3 × 5 × 7 = 420

      Video Solution 👇

      • 3

    2. Get Hindi Medium and English Medium NCERT Solution for Class 10 Maths to download.
      Please follow the link to visit website for first and second term exams solutions.
      https://www.tiwariacademy.com/ncert-solutions/class-10/maths/chapter-1/

      • 3
    Leave an answer

    Leave an answer

    Browse