Question

Qual a raiz de 121/25

Answer 1

121 = 11²
25 = 5²

$\sqrt{ \frac{121}{25} } = \\ \\ \sqrt{ \frac{11^2}{5^2} } = \\ \\ \frac{11}{5}$

Answer 2

$\sqrt{ \dfrac{121}{25} } \\ \\ \\ \dfrac{ \sqrt{121} }{ \sqrt{25} } \\ \\ \\ \dfrac{ \sqrt{11^2} }{ \sqrt{5^2} } \\ \\ \\ =\ \textgreater \ \dfrac{11}{5}$