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Solutia ecuatiei x(radical 2 -1)=3 - 2 radical 2 este.....

Răspuns :

x([tex] x \sqrt{2}-1=3-2 \sqrt{2}=x \sqrt{2}+ 2\sqrt{2}=4= \sqrt{2}(x+2)=4=x+2=2 \sqrt{2} [/tex]
x√2 - 1=3-2√2
x√1=3-2√2
x=3-2√2