Question

7. Dentre as opções abaixo indique a que representa um número racional.
(A) √171
(B) √4+
(C) ✓10² + 37
(D) √2²x6​

Answer 1

b)

$\boxed{\boxed{\mathsf{\sqrt{4}\in\mathbb{Q}}}}$

c)

$\boxed{\boxed{\mathsf{\sqrt{{10}^{2}}+37\in\mathbb{Q}}}}$

d)

$\boxed{\boxed{\mathsf{\sqrt{{2}^{2}}\times6\in\mathbb{Q}}}}$