Question

Pls give method to show square root of 1764

Answer 1

$\huge\bold{ANSWER~:}$

$= \sqrt{1764} \\ \\ = \sqrt{2 \times 2 \times 3 \times 3 \times 7 \times 7 } \\ \\ = \sqrt{ {2}^{2} \times {3}^{2} \times {7}^{2} } \\ \\ = {2}^{2 \times \frac{1}{2} } \times {3}^{2 \times \frac{1}{2} } \times {7}^{2 \times \frac{1}{2} } \\ \\ = 2 \times 3 \times 7 \\ \\ = 42$

${\huge\bold\color{Red}{Answer~is~42~. }}$