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Calculati valoarea minima a expresiei x la puterea a 2a +4x+ 10, unde x apartine R



Răspuns :

[tex] x^{2} +4x+10[/tex] nu merge facuta in doua paranteze, doar atat merge:

x(x+2) + 2(x+5)

sau 

x(x-1) + 5(x+2)
[tex] x^{2} +4x+10[/tex] nu merge facuta in doua paranteze, doar atat merge:

x(x+2) + 2(x+5)

sau 

x(x-1) + 5(x+2)