Question

find the square root of 1764 by prime factorization. please give answer step - by - step.​

Answer 1

Answer:

1764 = 2 × 2 × 3 × 3 × 7 × 7

  Now,

         $\sqrt{1764} = \sqrt{2*2*3*3*7*7} \\\\\sqrt{1764} = 2 * 3* 7\\\\\sqrt{1764} = 42 \ \ (Ans.)$

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