Question

giúp vs ạ

Answer 1

`@` `\text {Ans}`

`\downarrow`

\(2\sqrt{2}\cdot\left(4\sqrt{8}-\sqrt{32}\right)\)

`=`\(2\sqrt{2}\cdot\left(8\sqrt{2}-4\sqrt{2}\right)\)

`=`\(2\sqrt{2}\cdot4\sqrt{2}\)

`= 8*2`

`= 16`

Answer 2

=2*căn 2*4*căn 8-2*căn 2*4căn 2

=8căn 16-8căn 4

=8*4-8*2

=16