1.

Find the square root of the numbers using ones and tens method : √1521​

Answer»

ANSWER:

The square root of 1521 is 39.

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Square Root of 1521 by Prime FACTORIZATION Method

Prime factorization of 1521: 3 × 3 × 13 × 13.

Prime factors of 1521 in PAIRS: (3 × 3) × (13 × 13)

Square root of 1521: (3)² × (13)² = ±39.

Therefore, √1521 = ±39.



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