Question

cálculo da raiz quadrada De 169?

Answer 1

Bom dia!

√169 = ±13
ou
√169 = |13|

Pois:
13² = 169
(-13)² = 169

Bons estudos!

Answer 2

$\begin{array}{c|c}\sf169&\sf13\\\sf13&\sf13\\\sf1\end{array}$

$\sf \sqrt{169}=\sqrt{13^2}$

$\boxed{\boxed{\sf\sqrt{169}=13}}$