Question

Using square root table, find the square root
25725 

Answer 1

Using the table to find\[\sqrt{3} \text{ and } \sqrt{7}\]  

\[\sqrt{25725} = \sqrt{3 \times 5 \times 5 \times 7 \times 7 \times 7}\]
\[ = \sqrt{3} \times 5 \times 7 \times \sqrt{7}\]
\[ = 1 . 732 \times 5 \times 7 \times 2 . 646\]
\[ = 160 . 41\]