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Find the square root of each of the following using factor method.

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Find the square root of each of the following using factor method.

  1. 1764 
  2. 625 
  3. 441 

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  1. 1764 
    √1764=√2x2x3x3x7x7
    =2x3x7=42
  2. 625 
    √5x5x5x5=5x5=25
  3. 441 
    √441=√3x3x7x7=3x7=21

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