Question

Qual a raiz quadrada de 666

Answer 1

25.80 aproximadamente.

Answer 2

$\sqrt{666} = \\ \\ 666 | 2 \\ 333 |3 \\ 111 |3 \\ 37 \: \: | 37 \\ 1 \: \: \: \: \boxed{2\cdot {3}^{2} \cdot37} \\ \\ \sqrt{2\cdot {3}^{2}\cdot37 } = \\ \sqrt{2} \sqrt{ {3}^{2} } \sqrt{37} = \\ \sqrt{2} \sqrt{9} \sqrt{ 37} = \\ 3 \sqrt{2} \sqrt{37} = \\ 3 \sqrt{2\cdot37} = \\ \bf{3 \sqrt{74} }$

$\text{Resposta:} \: \bf{3 \sqrt{74} }$