Question

assinale o valor de √15-√32+√25-√81
a)1
b)2
c)3
d)4
e)5​

Answer 1

Olá

$\sqrt{15-\sqrt{32+\sqrt{25-\sqrt{81}}}}\\\\\sqrt{15-6}\\\\\sqrt{9}\\\\\sqrt{3^2}\\\\\huge\orange\mathtt{\boxed{3}}$

>< c) 3 ><

Espero ter ajudado!