Question

raiz quadrada de
$\sqrt{?} 144$
144 ​

Answer 1

√114

12

Pois 12 × 12 e 144

Espero ter ajudado.

Answer 2

Raiz quadrada por fatoração

$\begin{array}{r|l}\sf144&\sf2\\\sf72&\sf2\\\sf36&\sf2\\\sf18&\sf2\\\sf9&\sf3\\\sf3&\sf3\\\sf1\end{array}$

$\mathsf{ \sqrt{144}=\sqrt{2^2\cdot2^2\cdot3^2}}$

$\mathsf{ \sqrt{144}=2\cdot2\cdot3}$

$\boxed{\boxed{\mathsf{ \sqrt{144}=12}}}$