Question

$\sqrt{256}$

Answer 1

256 / 2
128 / 2
64 / 2
32 / 2
16 / 2
8 / 2
4 / 2
2 / 2
1

√ 256 = √ 2² . 2² . 2² . 2² = 2 . 2 . 2 . 2 = 16

√ 256 = 16 .

Answer 2

$\sqrt{256} = 16 \\ pois \: \: 16 \times 16 = 256$