Răspuns :
[tex] 3x^{2}=4 \\ x^2= \dfrac{4}{3} \\ x= \sqrt{ \dfrac{4}{3} } \\ x= \dfrac{ \sqrt{4} }{ \sqrt{3} } \\ x= \dfrac{2}{ \sqrt{3} }(amplificam\ fractia\ cu\ \sqrt{3} ) \\ x= \dfrac{2 \sqrt{3} }{3} [/tex]
Succes! :D
Succes! :D