Question

Calcule :

$a)\sqrt{25-9}$

Answer 1

→ Cálculo :

${\huge{\boxed{\begin{array}{lr}{\sqrt{25-9} = } \\ \\{\sqrt{16} = }\\\\{\sqrt{4^{2} } =}\\\\\boxed{\red{ \ 4 \ }} \\ \end{array}}}}$

Answer 2

Resposta :

√25-9

√16

4