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Yajnika
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Asked: 2021-03-08T07:08:24+00:00 In:

Find the square roots of the following numbers by the Prime Factorization method: (i) 729 (ii) 400 (iii) 1764 (iv) 4096 (v) 7744 (vi) 9604 (vii) 5929 (viii) 9216 (ix) 529 (x) 8100

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NCERT Solutions for Class 8 Mathematics Chapter 6
Important NCERT Questions
Square and Square Roots Chapter 6 Exercise 6.3
NCERT Books for Session 2022-2023
CBSE Board
Questions No: 4

2020-2021cbsechapter 6class8mathematicsncertsquare and square roots
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    1. Best Answer

      (i) 729
      √729 = √3x3x3x3x3x3x
      = 3x3x3
      = 27

      (ii) 400
      √400 = √2x2x2x2x5x5
      = 2x2x5
      = 20

      (iii) 1764
      √1764 = √2x2x3x3x7x7
      = 2x3x7
      = 42
      (iv) 4096
      √4096 = √2x2x2x2x2x2x2x2x2x2x2x2
      = 2x2x2x2x2x2x
      = 64
      (v) 7744
      √7744 = √2x2x2x2x2x2x11x11
      = 2x2x2x11
      = 88
      (vi) 9604
      √9604 = √2x2x7x7x7x7
      = 2x7x7
      = 98

      (vii) 5929
      √5929 = √7x7x11x11
      = √7×11
      = 77
      (viii) 9216
      √9216 = √2x2x2x2x2x2x2x2x2x2x3x3
      = 2x2x2x2x2x3
      = 96

      (ix) 529
      √529 = √23×23
      = 23
      (x) 8100
      √8100 =√2x2x3x3x3x3x5x5
      = 2x3x3x5
      = 90

      Class 8 Maths Chapter 6 Exercise 6.3 Solution in Video

      for more answers vist to:
      https://www.tiwariacademy.com/ncert-solutions/class-8/maths/chapter-6/

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