Question

qual a raiz quadrada de 7,789?

Answer 1

$\sqrt{7.789}$
$\sqrt{ \frac{7789}{1000} }$

$\frac{ \sqrt{7789} }{ \sqrt{1000} }$

$\frac{ \sqrt{7789} }{10 \sqrt{10} }$

$\frac{ \sqrt{77890} }{100} = 2.79088$