Question

qual a raiz quadrada de 0,0064

Answer 1

$0,0064 = \frac{64}{10000} = \frac{64}{10^{4}} = \frac{ \sqrt{64} }{ \sqrt{10^{4}} } = \frac{8}{10^{2}} = 8.10^{-2} = 0,08$

Espero ter ajudado.