Question

qual a raiz quadrada de :
$\sqrt{140}$

Answer 1

11,83215957

e isso ai

Answer 2

Fatore 140:

140 | 2
70 | 2
35 | 5
7 | 7
1

2² x 5 x 7

$\sqrt{140} = \sqrt{ 2^2 \times 5 \times 7 } \\\\ \sqrt{140} = 2\sqrt{5 \times 7} \\\\ \sqrt{140} = 2\sqrt{35}$