Find the square root of 9

We have to find the square root of 9

Solution

We will find the square root of 9 by prime factorisation methods

Calculate the prime factors of 9.

The first step is to divide the number 9 with the smallest prime factor, say 2.

9 ÷ 3 = 3

Again divide 3 by 3 and the process goes on.

3 ÷ 3 = 1

So, the prime factors of 9 are written as 3 X 3

On paring the factors we get

9= 3 X 3

√9= √(3 X 3)

√9= 3

Answer

The square root of 9 = √9= 3

Leave a Comment

Your email address will not be published. Required fields are marked *

BOOK

Free Class