Question

$\sqrt[3]{x-2\sqrt{2} }= \sqrt{2}$

Answer 1

$\sqrt{x-2 \sqrt{2} } = \sqrt{2}$
Ridici   la   puterea   3   si  obtii
x-$2\sqrt{2} =2 \sqrt{2}$
x=2√2+2√2=4√2

Answer 2

C.E
 x∈R
ridicam la puterea a 3-a
x-2√2=2√2
x=4√2