Question

How to find the square root of 1.21 by prime factorization

Answer 1

Answer:

$(1.1)^{2}$=1.21

Step-by-step explanation:

1.21 can be written as $\frac{121}{100}$.

=>$\frac{121}{100}$=$\frac{11*11}{2*5*2*5}$ all the nos. are prime

=>$\frac{121}{100} =11^{2}/10^{2}$

=>11/10=1.1