Q1 of 85 Page 146

Find the cube root of the following numbers by prime factorization method.

1331

Given, a number as 1331. We need to find out the cube root using prime factorization method.

Step 1: Resolve the given number into prime factors, we get



11 × 11 × 11


Step 2: Make pairs of equal factors, we get


(11 × 11 × 11)


Step 3: Choosing one factor out of every pair, we get


11


Hence, 11 is the cube root of the given number 1331 using prime factorization method


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