Q1 of 119 Page 50

Find the square root of each of the following numbers by using the method of prime factorization:

225

By using prime factorization method, we get

225 = 3 × 3 × 5 × 5


= 3 × 5 = 15


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7

Find the value of each of the following, using the diagonal method:

(137)2

 8

Find the value of each of the following, using the diagonal method:

(256)2

 2

Find the square root of each of the following numbers by using the method of prime factorization:

441

 3

Find the square root of each of the following numbers by using the method of prime factorization:

729