Question

find the square root of 64 by using prime factors method​

Answer 1

64 = 2 x 2 x 2 x 2 x 2 x 2

∴ $\sqrt{64}$ = $\sqrt{2 * 2 * 2 * 2 * 2 * 2}$

          = 2 x 2 x 2

          = 8

Answer 2

2 | 64

2 | 32

2 | 16

2 | 8

2 | 4

2 | 2

  | 1

64 = 2×2×2×2×2×2 .

√64 = 2×2×2 .

√64 = 8 .

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