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Daca E(x) = 2[tex] x^{2} [/tex]- 3[tex] x^{2} [/tex]- 3x + 6

Răspuns :

E(x)=2
x^2-3x^2-3x+6=2^2-2^2x3-2x3+6=4-4x3-6+6=4-12-6+6=-8-6+6=-14+6=-8