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aflați delta .........​

Aflați Delta class=

Răspuns :

4x²-7x²+2=0

-3x²+2=0

-3x²= -2

[tex]x {}^{2} = \frac{2}{3} \\ \\ x = + - \frac{ \sqrt{6} }{3} \\ \\ x1 = \frac{ \sqrt{6} }{3} \\ \\ x2 = - \frac{ \sqrt{6} }{3} [/tex]