Question

Find the square root of the following number by prime factorisation method 121

Answer 1

Answer:

11

Step-by-step explanation:

when we do prime factorisation method

1. 121 is a square root of 11 (11*11=121)
2. further we can't divide the 11 ,because 11 can not be multiplied except by itself.

Answer 2

Answer:

11

Step-by-step explanation:

121

/ \

11. 11

121=11