Respuesta :

Answer:

4

Step-by-step explanation:

First expand the 8

thus 4 ×2

but 4 =2

given you 2×2

=

[tex]2 \sqrt{2} [/tex]

=

[tex] \sqrt{2} \times 2 \sqrt{2} = 2 \times 2[/tex]

=4.