Question

square root of 1521 by prime factorisation method​

Answer 1

Answer:

we start by finding any number (preferably prime) that will divide into 1521. Since the sum of the digits (1 + 5 + 2 + 1 = 9) is a multiple of 3, we can divide by 3.

1521

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3 507 Now repeat process with the non prime num

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3 169

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13 13

Therefore the prime factorization of 1521 is

1521 = 3*3*13*13 = 39 * 39

Since 1521 = 39 * 39, we know that the square root of 1521 = 39

Step-by-step explanation: