Question

alguem me ajuda na letra a​

Answer 1

$\sqrt[]{2916 } \\ = \sqrt[2]{2 {}^{2} \times 3 {}^{2} \times 3 {}^{2} \times 3 {}^{2} } = \\ 2 \times 3 \times 3 \times 3 = 18$

2916 | 2

1458 | 2

729 | 3

243 | 3

81 | 3

27 | 3

9 | 3

3 | 3

1