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Se considera expresia E(x)= (x+5)²+2(x²+7x+10)+(x+2)² , unde x apartine R​

Se Considera Expresia Ex X52x7x10x2 Unde X Apartine R class=

Răspuns :

[tex]x^{2} +7x+10=(x+5)(x+2)\\(x+5)(x+2)=x^{2} +5x+2x+10=x^{2} +7x+10[/tex]

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