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(-4 ^2 ori 1 supra 4 -0,5 ori 4 supra 3 +2 supra 3 =

Răspuns :

Răspuns:

[tex] { - 4}^{2} \times \frac{1}{4} - 0.5 \times \frac{4}{3} + \frac{2}{3} = \\ 16 \times \frac{1}{4} - \frac{5}{10} \times \frac{4}{3} + \frac{2}{3} = \\ \frac{16}{4} - \frac{20}{30} + \frac{2}{3} = \\ 4 - \frac{2}{3} + \frac{2}{3} = \\ \frac{12}{3} - \frac{2}{3} + \frac{2}{3} = \\ \frac{12}{3} = \\ = 4[/tex]