Question

Alguem poderia me explicar ?

Answer 1

Resposta:

3/√3 + 6*4/√(8*2)

(√3*√3)/√3 + 24/√(16)

=

√3 +24/4

=

√3+6

Letra C

Answer 2

Resposta:

Alternativa c)

Explicação passo-a-passo:

$\frac{3}{\sqrt{3}} +\frac{6}{\sqrt{8}}.\frac{4}{\sqrt{2}} =\\\frac{3}{\sqrt{3}}.\frac{\sqrt{3}}{\sqrt{3}}+\frac{6}{\sqrt{4.2}}.\frac{4}{\sqrt{2}} =\\\sqrt{3}+\frac{6}{2\sqrt{2}}.\frac{4}{\sqrt{2}} =\\\sqrt{3}+\frac{3}{2}.4=\\\sqrt{3}+6$