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[tex] \sqrt[3]{x-2\sqrt{2} }= \sqrt{2} [/tex]

Răspuns :

[tex] \sqrt{x-2 \sqrt{2} } = \sqrt{2} [/tex]
Ridici   la   puterea   3   si  obtii
x-[tex] 2\sqrt{2} =2 \sqrt{2} [/tex]
x=2√2+2√2=4√2

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