Question

529 - Find the square root of this number by prime factorisation method.

Answer 1

(23)^2=529
So 23 is the right answer

Answer 2

Solution :

Resolving given number 529

into prime factors , we get

529 = 23 × 23

Therefore ,

Square root of 529

= √529

= √( 23 × 23 )

= 23

••••